CN101124377A - Wildlife observation stand - Google Patents

Abstract

The present invention is a wildlife observation stand capable of being rollably transportable along a surface. The stand comprises a perch, a base, and a handle. The perch includes a sidewall and a platform structure. The platform structure has a circular outer circumference and an axle centered in said platform. The circular outer circumference defines a volume. The base is adapted to support the perch. The handle is adapted to connect to the axle. The base and sidewall may be dismantled and contained within the volume and the platform structure may be used as a wheel that pivots about said axle in order to rollably transport the stand.

Description

Wildlife observation stand

The application is the PCT patent application, the U.S. Provisional Patent Application No.60/561 that submitted on April 13rd, 2004 is enjoyed in requirement, on April 12nd, 794 and 2005 people such as Curtis J.Chesness and Thomas J.Chessness to United States Patent (USP) trademark office submit to the priority of the non-temporary patent application of the U.S. that is entitled as " Wildlife observation stand ", a wherein back patent application can also be discerned by agent's code 34222/US/2 and mail number EV 622,974 535 US of American Express.The present patent application incorporated by reference full content of above-mentioned patent application.

Technical field

The present invention relates to the method for platform and assembling and shipping platform.More specifically, the present invention relates to the method for Wildlife observation stand and assembling and transportation measuring platform.

Background technology

Wild animals and plants protection person and fan such as shooter and bird watcher, use tower shape platform or measuring platform to observe animal from higher position.In the past, the wild animals and plants fan uses permanent measuring platform, and these measuring platforms are set up the back and just stayed the original place all the year round.

The law of a lot of administrative areas changes, and consequently, measuring platform can not forever be stayed the original place.Nonvolatil measuring platform assembles very time-consuming, and shifts when transporting very heavy.Usually need to use vehicle.Therefore, be sought after developing comparatively light measuring platform.

But existing portable measuring platform is still quite heavy, generally needs to use all-terrain vehicle (ATV) or rely on two people to shift transportation.And the assembling of these measuring platforms is also very time-consuming.The law of now a lot of administrative areas is forbidden using all-terrain vehicle in the nature protection area and requiring measuring platform must put down after using (such as going hunting) at every turn.

Therefore the present technique field need a kind of can be easily by the portable Wildlife observation stand of single transportation and assembling.And, also need the method for easy transportation and assembling mobile Wildlife observation stand.

Summary of the invention

A kind of Wildlife observation stand that can rollably move along certain surface is provided in one embodiment of the invention.This measuring platform comprises eminence habitat structures, base and handle.The eminence habitat structures comprises sidewall and platform structure.Platform structure has circular outer circumference and is positioned at the wheel shaft at platform center.Circular outer circumference constitutes the space.Base can be used for supporting the eminence habitat structures.Handle can be connected wheel shaft.Base and sidewall can be taken apart and be contained in the space, thereby platform structure can be used as the wheel that rotates around described wheel shaft.

Provide in another embodiment of the present invention in order to the eminence habitat structures of Wildlife observation stand is bearing in the support system of certain surface.This base comprises supporting leg and band.Supporting leg comprises first end that can be connected to the eminence habitat structures, can abut against lip-deep second end, receive structure, receive structure and have free end and the pivot member of pivot pin end near second hook of described second end near first hook of described first end, and described pivot pin end is pivotally connected to first and second hooks and receives roughly centre positions between the structures.First end of band has and can link up with first of described first structural engagement, and second end has and can link up with second of described second structural engagement, but also comprises the mechanism that is used to eliminate described belt sag state.When first hook engages described first structure, second hook engages described second structure, the relaxed state of band is eliminated, and described pivot member is pivoted to haply when engaging with band perpendicular to the position of supporting leg and described free end band and supporting leg formation truss-like structure.

A kind of Wildlife observation stand is provided in another embodiment of the present invention.This measuring platform comprises eminence habitat structures and base, and described base can be used to support the eminence habitat structures when measuring platform is in mounted state.The eminence habitat structures comprises the platform with circular outer circumference.Podium design becomes when measuring platform is in uninstalled state, can rollably move in wherein at least one member of supporting measuring platform.

In one embodiment, described circular outer circumference constitutes the space, and wherein at least one member supporting of described measuring platform is in described space.This measuring platform also comprises the wheel shaft that is positioned at the platform center, and when described platform roll ground was mobile, platform rotated around this wheel shaft.

In one embodiment, handle can be connected on the described wheel shaft.When measuring platform was in mounted state, described handle was transformed into the seat that is connected platform pivotally.Described eminence habitat structures comprises sidewall.

A kind of Wildlife observation stand is provided in another embodiment of the present invention, has comprised platform and the base that is used for support platform.When being in uninstalled state, measuring platform can rollably move.

In one embodiment, platform comprises in order to the wheel shaft of mobile observation platform rollably.In one embodiment, measuring platform comprises the handle that is rotatably connected to wheel shaft.In one embodiment, handle design becomes can become the seat that is connected to platform.In one embodiment, measuring platform comprises the wheel that is rotatably connected to measuring platform.

In one embodiment, platform also comprises when measuring platform is rollably mobile space in order to the member that keeps measuring platform.In one embodiment, these members comprise the mass part of base.

A kind of support system that the eminence habitat structures of Wildlife observation stand is bearing in certain surface is provided in another embodiment of the present invention.This base comprises supporting leg and cable shape member (such as resisting pulling force but can not renitent cable, rope, band, wire, chain etc.).Supporting leg comprises first end that can be connected to the eminence habitat structures, can abut against described lip-deep second end and have free end and the pivot member of relative pivot pin end, and described pivot pin end is pivotally connected between first and second ends of supporting leg.First end of cable shape member can be connected described supporting leg first end near, and second end can be connected described supporting leg second end near.

In one embodiment, be pivoted to the position that is not parallel to supporting leg and when making described free end and cable shape member engages, cable shape member and supporting leg form truss-like structure when pivot member.In one embodiment, described cable shape member is a cable.In one embodiment, the free end of pivot member comprises the pulley that is used to receive cable.In one embodiment, described cable shape member is a band.

A kind of method that shifts the transportation Wildlife observation stand is provided in another embodiment of the present invention.This method comprises that wherein at least one member with measuring platform is contained in the measuring platform platform, rollably moves described platform then along certain surface.In one embodiment, the measuring platform platform comprises the wheel shaft that is rotatably connected to handle.In one embodiment, the measuring platform platform comprises the wheel shaft that is rotatably connected to wheel.

Though disclose a plurality of embodiment, the those skilled in the art will be expressly understood some other embodiment of the present invention more from following detailed introduction.Will be appreciated that without departing from the spirit and scope of the present invention, obviously can modify to various aspects of the present invention.Therefore, accompanying drawing and detailed the introduction are regarded in an illustrative, rather than a restrictive.

Description of drawings

Fig. 1 is the survey view that is in the Wildlife observation stand of complete unfoldable shape;

Fig. 2 a is the lateral view that is in the Wildlife observation stand of complete unfoldable shape;

Fig. 2 b is the lateral view that is in another available embodiment of measuring platform of complete unfoldable shape;

Fig. 3 a is the lateral view that is in the Wildlife observation stand of transportation form, has the handle that links to each other with snowmoblie;

Fig. 3 b is the enlarged side view that is in the Wildlife observation stand of transportation form;

Fig. 3 c is the lateral view that is in the Wildlife observation stand of transportation form, and the single handle of holding rolls across measuring platform from obstruction (such as log);

Fig. 4 a is the lateral view that is in the Wildlife observation stand of complete unfoldable shape;

Fig. 4 b is the axonometric drawing of the side frame that extends fully from the eminence habitat structures;

Fig. 4 c is the axonometric drawing of following vertical member bottom;

Fig. 4 d is the axonometric drawing of side frame, wherein goes up vertical member and is fully retracted to down in the vertical member;

Fig. 4 e is the axonometric drawing of side frame, and sidewall rotates and makes that vertical member places in the framework of eminence habitat structures down;

Fig. 4 f is the axonometric drawing that places the side frame in the eminence habitat structures framework fully;

Fig. 4 g is the axonometric drawing of eminence habitat structures bottom, and wherein side frame extends fully, and the fabric sidewall is left behind and bound around eminence habitat structures root edge and with stay cord;

Fig. 5 is the bottom view of the direct measuring platform of seeing below measuring platform;

Fig. 6 is the zoomed-in view of platform/cable connection point, shows the mechanism that supporting leg is fixed to the circular platform structure;

Fig. 7 is the zoomed-in view of supporting leg/cable connection point;

Fig. 8 a is the lateral view of supporting leg, shows by supporting leg, pivot member and cable shape structural member, and such as band, formed trussed construction;

Fig. 8 b is the lateral view of the trussed construction shown in Fig. 8 a, and different is to have adopted cable;

Fig. 8 c is the free-ended axonometric drawing of pivot member, has adopted pulley with the cable shown in the index map 8b on it;

Fig. 8 d is the axonometric drawing of the details of height of landing leg governor motion;

Fig. 9 is the enlarged axonometric map that is in the pivot member of extended position;

Figure 10 is the bottom view of platform, and wherein the fabric sidewall is fixed on the platform periphery;

Figure 11 is the bottom view of platform, shows its make;

Figure 12 is the axonometric drawing of platform, shows its make;

Figure 13 is the lateral view of platform, shows its make;

Figure 14 a is the underneath side elevation view that is in the platform of transportation form, can be moved by single as can be seen;

Figure 14 b is the underneath side elevation view of platform, shows the supporting leg section of base and cable are fixed on mode in the platform space;

Figure 15 a is the plan view of handle;

Figure 15 b is the lateral view with another embodiment of handle that links to each other of measuring platform that is in the transportation form, and this handle comprises with the seat that forms seat partly and back part;

Figure 15 c is the axonometric drawing that is transformed into the handle of seat;

Figure 15 d is the axonometric drawing that has been transformed into seat and has been installed in the handle in the eminence habitat structures;

Figure 15 e is the plan view of handle embodiment, comprises the mechanism that pulls in order to the pivotable that is connected to all-terrain vehicle or snowmoblie;

Figure 16 shows the interior seat of eminence habitat structures and the opening of satchel;

Figure 17 shows the satchel of seeing from eminence habitat structures outside;

Figure 18 is the elevation that adopts the measuring platform of scaffold type diagonal brace pier;

Figure 19 is the elevation that adopts the measuring platform of scaffold type diagonal brace pier;

Figure 20 is the elevation of measuring platform that adopts the base of scissors-type leg structure;

Figure 21 is the elevation that adopts the measuring platform of the telescopic outrigger pier that can pivot;

Figure 22 a is the lateral view with measuring platform that is in the transportation form of circular platform;

Figure 22 b is the elevation with measuring platform that is in the transportation form of circular platform;

Figure 23 a is the lateral view with measuring platform that is in the transportation form of rectangular platform; With

Figure 23 b is the elevation with measuring platform that is in the transportation form of rectangular platform.

The specific embodiment

The invention provides the superior Wildlife observation stand of a kind of novelty, can easily move and expansion by single.At least two reasons make this target become possibility.At first, the design of the novel structure of this measuring platform makes it in light weight, but very firm when being in the form of launching fully.Secondly, the innovative construction mode of this measuring platform makes it can be transformed into larger wheels, therefore just can easily roll forward when measuring platform is in transportation form is single.To make these and other novel superior feature of this measuring platform become clearer by following detailed description.

Fig. 1,2a and 2b are the lateral views of the Wildlife observation stand 2 (being that measuring platform 2 is in mounted state) that is in complete unfoldable shape.Shown in Fig. 1,2a and 2b, measuring platform 2 comprises eminence habitat structures 4 and base 6.In one embodiment, shown in Fig. 1 and 2 a, base 6 comprises four supporting legs 8, wherein two terraced rails as ladder 10.In another embodiment, shown in Fig. 2 b, base comprises three supporting legs 8, and one of them is as cleat stanchion 11.Eminence habitat structures 4 comprises circular platform 12 and fabric sidewall 14, and wherein the fabric sidewall begins to establish from platform 12 by side frame 16.

Fig. 3 a, 3b and 3c are the lateral views of the measuring platform 2 (being that measuring platform 2 is in installment state not and preparation is rolled mobile) that is in the transportation form.As shown in Fig. 3 b, also will further introduce in the back of this specific embodiment, the parts that comprise the other parts of base 6, side frame 16 and measuring platform 2 are opened and are fixed in the circular platform 12, circular platform is provided with wheel shaft 18, and handle 20 is connected to wheel shaft.Shown in Fig. 3 a, handle 20 can be connected vehicle (such as snowmoblie 22, all-terrain vehicle ATV, SUV (Sport Utility Vehicle) SUV etc.) and go up the measuring platform 2 that is in the transportation form in order to dilatory.Perhaps, a people (as shown in Fig. 3 c) only catches handle 20 just can promote or spurs the measuring platform 2 that is in the transportation form.

As knowing from Fig. 1,2,3a, 3b and 3c, measuring platform 2 is owing to the former of several respects thereby have superiority.At first, as illustrated in fig. 1 and 2, measuring platform 2 has benefited from light weight but very firm base 6.This makes a people just can assemble.Secondly, shown in Fig. 3 a, 3b and 3c, measuring platform 2 is transformed into larger wheels when being in the transportation form.This feature makes measuring platform 2 easily not need to use vehicle by single transportation together with lightweight characteristic.

For the structure of base 6 and eminence habitat structures 4 is discussed, with reference now to Fig. 4 a and 5.Fig. 4 a is the lateral view that is in the Wildlife observation stand 2 of complete unfoldable shape.Fig. 5 is the measuring platform bottom view of directly seeing below measuring platform 2.

Shown in Fig. 4 a, the side frame 16 of eminence habitat structures 4 comprises vertical member 16a and horizontal hoop 16b.The upper limb of hoop 16b oppose side wall 14 provides structure support.Vertical member 16a is contained in the hole of circular platform 12 and extends upward with supporting hoop 16b, thereby provides supporting for the fabric sidewall 14 of eminence habitat structures 4.In one embodiment, vertical member 16a and horizontal hoop 16b are 5/8 inch, 18 circular aluminum pipes of spending (gage).In other embodiments, member 16a and hoop 16b are steel pipe, fiberglass pole or make with polymer or polymer/composite material.In one embodiment, fabric sidewall 14 has 39 inches high, with canvas or synthetic materials such as nylon manufacturing.

With reference now to Fig. 4 a-4f, go through the embodiment of side frame 16, wherein side frame 16 is folding and can be stored in the framework of eminence habitat structures.Fig. 4 b is the axonometric drawing of the side frame 16 that extends fully of habitat structures 4 aloft.Shown in Fig. 4 b, several vertical members 16a habitat structures 4 aloft extends to support horizontal hoop 16b.Each vertical member 16a has telescopically and remains on down vertical member 16a " in last vertical member 16a '.In one embodiment, last vertical member 16a ' is that diameter is 5/8 inch a pipe, and following vertical member 16a " is that diameter is that 3/4 inch, length are 20 inches pipe.In one embodiment, pipe is a metal.In another embodiment, pipe is a polymeric material.

Shown in Fig. 4 b, each vertical member 16a is near following vertical member 16a " upper end comprise clamp mechanism 17.Clamp mechanism 17 can be tightened up and be made corresponding last vertical member 16a ' remain on fixing extended position.Because the retracted configuration mode of vertical member 16a and corresponding clamp mechanism 17 thereof, the relative altitude of horizontal hoop 16b can be provided with selectively.

As shown in Fig. 4 b, the top of vertical member 16a ' pivotally links to each other with horizontal hoop 16b on each, and each is vertical member 16a down " the bottom pivotally link to each other with eminence habitat structures 4.

Fig. 4 c is that following vertical member 16a " axonometric drawing of bottom, can vertically rotate (as shown by arrow A) and horizontally rotate (as shown by arrow B) around pivot around pivot by described bottom.Each is vertical member 16a down " the bottom comprise pin framework 19, " be fixed on stand up position in order to will descend vertical member 16a.

Shown in Fig. 4 d, when beginning to receive side frame 16 in the eminence habitat structures 4, the clamp mechanism 17 of each vertical member 16a is unclamped, and makes on each vertical member 16a ' can telescopically slip into corresponding vertical member 16a down ".Side frame 16 is rendered as the form shown in Fig. 4 d now.

Shown in Fig. 4 e, the horizontal hoop 16b of rotation makes each time vertical member 16a " rotate with vertical around the pivot level by the bottom that links to each other with eminence habitat structures 4.As a result, vertical member 16a instantly " around pivot inwardly and when rotating, the vertical decline of horizontal hoop 16b and be rendered as the state shown in Fig. 4 f, wherein side frame 16 shrinks fully and is received in the framework of eminence habitat structures 4.

For the sake of clarity, Fig. 4 b-4f shows the side frame 16 that does not have fabric sidewall 14.Yet in actual use, fabric sidewall 14 when the framework from eminence habitat structures 4 extends or is folded to the framework, will remain fixed on the horizontal hoop 16b of side frame 16 by Velcro (VELCRO ) lap belt.After side frame 16 extends fully, left behind around eminence habitat structures 4 bottom margins in the bottom of fabric sidewall 14, and present the form shown in Fig. 4 g with stay cord 21 encirclings.

Shown in Fig. 4 a and 5, for each supporting leg 8, cable 24 extends to platform/cable connection point 28 from supporting leg/cable connection point 26.Cable 24 can prevent that the bottom of supporting leg 8 from moving and leaving mutually.In other words, cable 24 can prevent supporting leg 8 horizontal under load.In one embodiment, described cable is that diameter is 1/8 inch an aviation cable.

For supporting leg/cable and platform/ cable connection point 26,28 being described in further detail and supporting leg 8 being fixed to the mode of the structure of circular platform 12, with reference now to Fig. 6 and 7.Fig. 6 is the zoomed-in view of platform/cable connection point 28, and shows the structural mode that supporting leg 8 is fixed to circular platform 12.Fig. 7 is the zoomed-in view of supporting leg/cable connection point 26.

As shown in Figure 6, connector 30 is welded on the structure of circular platform 12.Connector 30 is inserted on the top of supporting leg 8, can tighten the wing nut 32 that is installed in connector 30 then, in order to supporting leg 8 is fixed in the connector 30.Platform/cable connection point 28 is to be made of near the structure ring 34 that is welded on the connector 30 or it.The end loops of every cables 24 is connected on the ring 34.

As shown in Figure 7, supporting leg/cable connection point 26 comprises the bearing pin 36 that is connected supporting leg 8 slidably.The bottom of bearing pin 36 extends through the ring of every cables 24.When unclamping cable 24, upwards mention bearing pin, the end of bearing pin 36 is extracted from the ring of cable 24.In the time cable 24 will being fixed on supporting leg 8, the ring of cable is placed into the following of bearing pin path depresses bearing pin 36 then, so the cable ring is passed in the bottom of bearing pin 36, present situation shown in Figure 7.

Shown in Fig. 4 a, each supporting leg 8 is strengthened by the cable type member 38 across pivot member 40.When pivot member 40 launched to become enhancing structure shown in Fig. 4 a, supporting leg 8, cable type member 38 and pivot member 40 made supporting leg in light weight but very firm in conjunction with forming truss structures.For this detailed description and claims, cable type member 38 1 speech refer to cable, wire, rope, band, the such structural member of chain, are merely able to bear draw load and can not bear the pressure load.

For the truss structure of supporting leg 8 is described in further detail, with reference to figure 8a, Fig. 8 a is the lateral view of supporting leg 8, and wherein pivot member is launched and supporting leg 8 vertical formation truss structures.Shown in Fig. 8 a, supporting leg 8 is divided into multistage 8a, 8b, 8c, 8d, therefore when measuring platform 2 be in transport form when (as shown in Figure 3) supporting leg 8 can be contained in the circular platform 12, and the height of measuring platform 2 can be changed as required.The top of each supporting leg section 8a, 8b, 8c, 8d be contained in its near one section connector 30 in.Each connector 30 is equipped with wing nut 32, is fixed in the connector 30 in order to the top with the supporting leg section.In one embodiment, each supporting leg section 8a, 8b, 8c, 8d are 16 degree (gage) steel pipes of 1 and 1/4 inch rectangle, and connector 30 is 12 degree steel pipes of 1 1/2 inches rectangle.In one embodiment, the length of each supporting leg section 8a, 8b, 8c, 8d is 35 inches and four groups of supporting leg sections is arranged.In one embodiment, the supporting leg section is to make with metal.In another embodiment, the supporting leg section is to make with polymeric material.

Shown in Fig. 8 a, in one embodiment, cable type member 38 is the bands 38 with top and bottom hook 42, and each hook receives structure 43 by hook and is connected supporting leg 8.Shown in Fig. 8 a, the hook that each supporting leg section 8a, 8b, 8c, 8d have oneself receives structure 43.Therefore, nethermost supporting leg section can be linked up with the bottom 42 and is hooked in hook and receives in the structure 43.So, if 8 of supporting legs by four may supporting leg section 8a, wherein two of 8b, 8c, 8d form (be that supporting leg 8 has only two sections 8a, 8b long, nethermost supporting leg section is 8b), bottom hook 42 will be contained in the hooks reception structure 43 of supporting leg section 8b so.Similarly, if supporting leg 8 has four segment lengths, bottom hook 42 will be accommodated in the hook reception structure 43 of supporting leg section 8d so.

Shown in Fig. 8 a, band 38 is equipped with one or more tension bracelets 44, and this makes it possible to increase or eliminate the lax of band 38.In one embodiment, every is high density nylon tapes of 1 inch wide 10 feet long with 38.

Shown in Fig. 8 a, pivot member 40 is pivotally connected to the position of close supporting leg 8 mid points of supporting leg section 8b.Fig. 9 is the enlarged axonometric map that is in the pivot member 40 of extended position (being that pivot member 40 is approximately perpendicular to its supporting leg 8), and pivot member 40 has two side member 40a and two lateral member 40b, constitutes flute profile.Shown in the dotted line among Fig. 8 a, when pivot member 40 was in its complete storage location, supporting leg 8 was positioned at the groove of pivot member 40 and side member 40a and lateral member 40b flush with the side of supporting leg 8.

Shown in Fig. 8 a, when hook 42 is connected to topmost and nethermost hook receives structure 43 and with 38 relaxed state during by 44 eliminations of tension bracelet, can pivot member 40 outwards be turned to the position of extending fully around pivot, form truss-like structure between band 38, supporting leg 8 and the pivot member 40.This structure can strengthen supporting leg 8 greatly and make supporting leg 8 can support load, otherwise this load will cause its flexural deformation.

In certain embodiments, be with 38 to be used to form the truss-like leg structure, and no matter used how many supporting leg section 8a, 8b, 8c, 8d to form supporting leg 8.In some other embodiment, supporting leg section 8a, 8b, 8c, 8d are enough firm, if therefore the length of supporting leg 8 is equal to or less than two supporting leg sections (have only two supporting leg section 8a, 8b such as supporting leg 8, following supporting leg section is 8b), so just do not need to be with 38.But, if supporting leg 8 has plural supporting leg section (such as three or four supporting leg section 8a, 8b, 8c, 8d), can use so and bring the structure that forms truss-like to strengthen supporting leg 8.

With reference now to Fig. 8 b-8c, another embodiment of truss-like leg structure is discussed.Fig. 8 b is the lateral view of truss structure, and it is similar to the truss-like structure shown in Fig. 8 a except adopting cable 38.Fig. 8 c is the free-ended axonometric drawing of pivot member 40, and it adopts pulley 40c with the cable 38 shown in the index map 8b.

Shown in Fig. 8 b, in one embodiment, the 38 usefulness cables 38 of being with shown in Fig. 8 a replace.In one embodiment, described cable is that diameter is 1/8 inch an aviation cable.

Can know from Fig. 8 b, pivot member 40 has lockout feature, wherein the position that can never launch of pivot member 40 is (shown in the dotted line of Fig. 8 a, this moment, pivot member 40 leaned against supporting leg section 8b) be pivoted to the expanded position (shown in Fig. 8 b) of locking, the angle [alpha] between the expanded position of expanded position and locking is not the obtuse angle.The stop mating face 41 of pivotally connected position can prevent that obtuse angle alpha from further becoming big between pivot member 40 and the supporting leg section 8b.Therefore, when the free end that is in the expanded position of locking and pivot member 40 when pivot member 40 engaged with cable 38, pivot member 40 was locked in place, can not be pivoted up or down.

Shown in Fig. 8 c, in one embodiment, the free end of pivot member 40 comprises trough of belt pulley 45, in order to hold cable 38 when pivot member 40 is in expanded position.

With reference now to Fig. 8 d, the height control characteristic of supporting leg is discussed, Fig. 8 d is the axonometric drawing of height of landing leg governor motion.Shown in Fig. 8 d, in one embodiment, each nethermost supporting leg section 8d comprises extension 47, and the length of supporting leg 8 can be regulated separately.This feature makes measuring platform 2 can carry out leveling when being installed in not plane surface.

In one embodiment, extension 47 comprise telescopically in the nethermost supporting leg section 8d extended in leg member 49.Interior leg branching part 49 comprises several along the equally distributed pin-and-hole 51 of its length direction, in order to hold bearing pin 53 in wherein, to locate interior leg member 49 adjustably in nethermost supporting leg section 8d.

In one embodiment, the bottom of leg member 49 comprises backing plate 55 in each.Backing plate 55 provides the bearing surface of broad for supporting leg 8, thereby can prevent that supporting leg 8 is absorbed in the soft underprop face.

With reference now to Figure 10,11,12,13,14a and 14b, describe circular platform and feature thereof in detail.Figure 10 is the bottom view of platform 12, and wherein fabric sidewall 14 is fixed on the platform periphery.The bottom view of the platform 12 of Figure 11 shows its make.Figure 12 shows the axonometric drawing of the structure of platform 12.Figure 13 is the lateral view of platform 12, shows its make.Figure 14 a is the underneath side elevation view that is in the platform 12 of transportation form, can see that platform can be moved by single.Figure 14 b is the bottom view of platform 12, shows a kind of mode in the space 71 that supporting leg section 8a, 8b, 8c and cable 24 with base 6 be fixed on platform 12.

Shown in Figure 10-14b, circular platform 12 has circular peripheral structure wheel rim 50, is connected to central hub 52 by several structure spokes 54.Other braced structures is being extended between the adjacent spoke 54 or between spoke 54 and the structure wheel rim 50, so that as the anchor point of base plate 56.The connector 30 that is used to receive supporting leg section 8a is fixed on base plate 56 (enlarged drawing of connector and base arrangement is shown in Figure 6 and discuss) in the above.Wheel hub diagonal brace 58 extends to the centre position of some or all spoke 54 length from the bottom of wheel hub 52.1/2 inch diamond wire net is connected plate 59 on wheel rim 50 and the spoke 54.

In one embodiment, wheel rim 50, spoke 54, wheel hub diagonal brace 58, wheel hub 52 and web plate 59 are welded to each other together.In some other embodiment, these structural members of platform 12 interfix with known in the art standard mechanical securing member.In one embodiment, the diameter of structure wheel rim is 40 inches, makes with 3/4 inch 18 degree square steel pipes, and wheel hub 52 is 11 degree round steel pipe of 1 and 7/8 inch, and its length is 4 inches, and base plate 56 is rectangles of 5 inches, makes with 3/32 inch thick steel plate.

As Figure 10,13 and 14a shown in, coaxial with it wheel shaft 18 is housed in the wheel hub 52.In one embodiment, wheel shaft 18 usefulness length are that 7 inches, diameter are that 3/4 inch axostylus axostyle is made, and the casing pressure diameter is that 3/4 inch, length are 1 and 5/8 inch sealed bearing.

As Figure 10,13 and 14a shown in, wheel shaft 18 extends from the two ends of wheel hub 52 and can be connected handle 20.In one embodiment, it is 3/8 inch screwed hole that the end of axostylus axostyle is drilled with diameter, in order to handle 20 is fixed on wheel shaft 18.

Figure 15 a is the plan view of the embodiment of handle 20, and wherein handle 20 comprises handlebar 60 that has taper knob 62 and the bindiny mechanism that can be fixed to wheel shaft 18 ends.Therefore, shown in Fig. 3 c, a people can hold handle 62 rolls platform 12.So when measuring platform 2 was in the transportation form, its supporting leg, ladder part and other parts all were contained in the platform 12 (seeing Fig. 3 b), a people just can make measuring platform 2 roll shown in Fig. 3 c.And, shown in Fig. 3 a, handlebar 60 can be connected vehicle (such as snowmoblie 22, all-terrain vehicle, SUV (Sport Utility Vehicle) etc.), be in the measuring platform 2 of transportation form so that roll.

Shown in Figure 14 b, supporting leg section 8a, 8b, 8c, terraced part 10, cable 24 and seat pivot 73 all can be contained in the space 71 of platform 12 securely.In one embodiment, supporting leg section 8a, 8b, 8c are placed between two terraced parts 10 side by side, the crosspiece extend past supporting leg section of terraced part 10 top and below described supporting leg section remained on.The 3rd terraced part 10 is arranged to make its crosspiece to abut against on the end face of the crosspiece of two terraced parts 10 in addition.Wing bolt 200 is used for fixing the 3rd ladder part and other ladder part and supporting leg section downwards.

Every cables 24 walks around in addition from the tie point 28 on its respective leg connector 30 that the connector 30 of two supporting legs extends, meets with other free end of two cables 24, and with bolt 202 fix in position.Seat pivot 73 is fixed on suitable position in the space 71.

Shown in Figure 15 b, Figure 15 b is the lateral view that is connected to handle 20 another embodiment of the measuring platform 2 that is in the transportation form, handle 20 comprises seat part 67 and back part 69, can form the seat 80 that can pivotally be installed in the eminence habitat structures 4, be further introduced as the back.

Shown in Figure 15 c, when after measuring platform 2 takes off handle 20, seat part 67 is pivoted leave back part 69, and the rotating hinge 73 of chair is installed in seat part 67 bottoms and is connected between the handle portion 64 of wheel shaft 18 of measuring platform 2.After taper knob 62 was removed, and seat 80 has assembled and be installed in pivotally in the eminence habitat structures 4 fully, the shape of seat 80 was as shown in Figure 15 d.

Shown in Figure 15 e, in one embodiment, handle 20 has hinged towed equipment 81.In one embodiment, towed equipment 81 is designed to be connected all-terrain vehicle such as on the four-wheel drive vehicle.In another embodiment, towed equipment 81 is designed to be connected on the snowmoblie.In one embodiment, towed equipment 81 comprises and screws button 83, in order to being connected between fastening and all-terrain vehicle or the snowmoblie.

Shown in Figure 14 a, platform 12 has the wide wheel rim 70 that is fixed on structure wheel rim 50.In one embodiment, wide wheel rim 70 is that the width that is welded on the structure wheel rim 50 is the sheet metal of 6 inches 20 degree.As shown in Fig. 3 b, rolling surface 72 is fixed on the external surface of wide wheel rim 70.In one embodiment, rolling surface 72 is 8 inches wide, 1/4 inch thick super high molecular weight plastic tapes.The width of wide wheel rim 70 and rolling surface 72 helps greatly to prevent that measuring platform 2 too is absorbed in pressure release surface (such as accumulated snow, mud, sandy soil, leaf etc.) when rolling.And the width of wide wheel rim 70 and rolling surface 72 helps to make measuring platform 2 position of being kept upright when rolling forward.At last, wide wheel rim 70 and base plate 59 constitutes the border in spaces 71, and when measuring platform 2 was in transportation form shown in Fig. 3 b, the parts 6,16 of measuring platform 2 can be contained in the space 71.

In one embodiment, the structural member of platform 12 is to make with steel, aluminium or other metal.In another embodiment, platform 12 comprises wheel rim 70, central hub 52, base plate 59 etc., with the polymeric material manufacturing or be molded as an integral unit.

The diameter of platform structure 12 is bigger, is 40 inches in one embodiment, can form larger wheels 12.The diameter of wheel 12 is big, the width of rolling surface 72 is big and can be contained in parts 6 in the wheel 12 and 16 lightweight structures has produced the structure of altitude maneuver when measuring platform 2 is in (referring to Fig. 3 b) when transporting form.For instance, shown in Fig. 3 c, single just can be easily with wheel 12 (promptly being in the measuring platform 2 of transportation form) from obstruction, such as log 100, on roll across.

With reference now to Figure 16 and 17, introduces parts in the eminence habitat structures 4 in detail.Figure 16 shows the seat 80 in the eminence habitat structures 4 and the opening of satchel 82.Figure 17 shows the satchel of seeing from eminence habitat structures outside 82.

As shown in figure 16, outdoor carpet 84 covers on the base plate 59 of platform 12.Seat 80 is installed on the wheel shaft 18 pivotally.Vertical member 16a supporting fabrics sidewall 14 and the opening of satchel 82 are that the sidewall 14 of habitat structures 4 aloft forms.

Can be clear that from Figure 17 satchel 82 is the outside of habitat structures 4 aloft, in one embodiment, its size is even as big as holding the pleasure trip on foot knapsack of standard.Therefore, satchel 82 helps for the occupants provides more freedom space in the eminence habitat structures 4, because occupants's knapsack is placed in the outside of eminence habitat structures 4.

As shown in figure 17, the fabric of sidewall 14 extends downwards and covers on the rolling surface 72 with what formation had a stay cord 96 from sidewall 14 and holds court from behind a screen 94.Shown in Fig. 3 b, when measuring platform 2 is in the transportation form when making the parts 6,16 of measuring platform 2 be contained in circular platform 12 in, can 94 be enclosed within the sides of the platform 12 that parts 6,16 are housed and strains holding court from behind a screen with stay cords 96. Parts 6,16 are remained on during form thin sheet of metal band, bungee, sack or other fixed mechanism in the circular platform 12 except being in transportation, holding court from behind a screen 94 also can help these parts are remained in the platform 12.

Though in an embodiment as shown in Figure 8, adopted the base 6 that constitutes by truss type supporting leg 8, in some other embodiment, can adopt base with dissimilar supporting legs 8.For example, the measuring platform shown in Figure 18 and 19 2 has adopted the base 6 that has common in the art standard staging type diagonal brace structure.In Figure 18 and 19, the supporting leg 8 of base 6 remains on due position by the cross support member 9 of rigidity.Supporting leg 8 and cross support member 9 are segmentations, and can take apart and be received in the space 71 of platform 12 when measuring platform 2 is transformed into the transportation form.

In one embodiment, shown in Figure 15 b, 71 usefulness independent over cap 115 in space covers, and its outer rim is contained in along in the C shape groove 117 of the inner surface extension in space 71.The outer rim of lid 115 comprises stay cord.When transportation during measuring platform 2, over cap is used for making the parts of measuring platform 2 to remain in the space 71 and anti-sealings, snow, dust and chip enter in the space 71.

In another embodiment, as shown in figure 20, measuring platform 2 has adopted the base 6 with scissors-type supporting leg 8 structures, when measuring platform launches, base 6 extends out in the space 71 of platform 12, and base 6 is withdrawn in the space 71 when measuring platform is transformed into the transportation form.In another embodiment, as shown in figure 21, measuring platform 2 has adopted the base 6 that has supporting leg 8, and wherein the expansion of supporting leg 8 is by pivoted outwardly in space 71, extends by means of telescopic nature then.

Though Fig. 3 a, 3b and 3c show, when measuring platform 2 is in the transportation form, platform 12 is as the wheel that can make measuring platform 2 roll and move, but in some other embodiment, shown in Figure 22 a, 22b, 23a and 23b, measuring platform 2 can roll by the true wheel 105 that is installed on platform 12, and wherein platform 12 is still as the space 71 that holds the measuring platform parts.Figure 22 a and 22b are respectively lateral view and the elevations that has circular platform 12 and be in the measuring platform 2 of transportation form.Similarly, Figure 23 a and 23b are respectively lateral view and the elevations that has rectangular platform 12 and be in the measuring platform 2 of transportation form.

Shown in Figure 22 a, 22b, 23a and 23b, wheel 105 can pivotally be installed on the platform 12.As previously described, the parts of formation measuring platform base 6 and eminence habitat structures 4 are contained in the space 71 of platform 12.Handle 20 is connected measuring platform 2 is in the transportation form in order to rolling measuring platform 2.

Be presented in the open-air method of using measuring platform 2 referring now to Fig. 1,3a, 3b, 3c, 4a, 6,7,14a, 14b, 16 and 17.At first referring to the measuring platform 2 that has been in the transportation form shown in Fig. 3 b, the user is connected an end of handle 20 on the wheel shaft 18, and the other end is connected vehicle such as on the snowmoblie 22, shown in Fig. 3 a.Perhaps, the user can grasp the handle 62 of handle 20, shown in Fig. 3 c.Can make measuring platform 2 be rolled to placement location then along its rolling surface 72.

Shown in Fig. 3 b, the parts of measuring platform 2 (that is, the parts of the parts of sidewall fabric, base 6, side frame 16, seat 80 etc.) remain in the space 71 that is made of wide wheel rim 70 and base plate 59 (referring to Figure 14 a and 14b).In order to take out parts 6,16, handle 20 is separated from wheel shaft 18, then circular platform 12 is placed on the ground, make its base plate 59 downwards and space 71 upwards.Untie stay cord 96 and will hold court from behind a screen then and 94 be withdrawn into rolling surface 72 (as shown in figure 17), expose the measuring platform parts 6,16 that remain in the space 71.All parts 6,16 71 are taken out and are placed on the next door and prepare to assemble from the space.

Hold hoop 16b and 71 upwards pull out, fabric sidewall 14 is extended, as shown in figure 17 up from the space.Vertical member 16a is inserted suitable position with supporting hoop 16b and sidewall 14 (shown in Figure 16 and 17).Seat 80 is installed in (referring to Figure 17) on the wheel shaft 18 pivotally.

A side that is used to receive no terraced supporting leg 8 of mentioning platform 12 will not have the connector 30 (referring to Fig. 4 a, 6 and 8) that terraced supporting leg section 8a inserts platform 12 bottoms then.Then mention the side that platform 12 is used for receiving belt ladder supporting leg 8, then terraced part 8a is inserted the connector 30 of platform 12 bottoms.Tighten wing nut 32 appropriate locations of fixed supporting leg section 8a in connector 30.

Mention platform 12 once more and be used to receive the side of no terraced supporting leg 8, will not have the connector 30 (referring to Fig. 4 a and 8) that terraced supporting leg section 8b inserts supporting leg section 8a bottom then.Then mention platform 12 and be used for the side of receiving belt ladder supporting leg 8, then terraced part 8b is inserted the connector 30 of supporting leg section 8a bottom.Tighten wing nut 32 fixed supporting leg section 8b appropriate locations in connector 30.Then will be fixed on the bearing pin 36, as shown in Figure 7 from the bottom that platform/cable connection point 28 extends to the cable 24 of supporting leg/cable connection point 26.

Mention platform 12 once more and be used to receive the side of no terraced supporting leg 8, will not have the connector 30 (referring to Fig. 4 a and 8) that terraced supporting leg section 8c inserts supporting leg section 8b bottom then.Then mention platform 12 and be used for the side of receiving belt ladder supporting leg 8, then terraced part 8c is inserted the connector 30 of supporting leg section 8b bottom.Tighten wing nut 32 fixed supporting leg section 8c appropriate locations in connector 30.

Mention the side that platform 12 is used to receive no terraced supporting leg 8 once more and will not have the connector 30 (referring to Fig. 4 a and 8) that terraced supporting leg section 8d inserts supporting leg section 8c bottom then.Then mention platform 12 and be used for the side of receiving belt ladder supporting leg 8, then terraced part 8d is inserted the connector 30 of supporting leg section 8c bottom.Tighten wing nut 32 fixed supporting leg section 8d appropriate locations in connector 30.

In the scope that cable 24 allows, the bottom of supporting leg 8 is opened mutually as far as possible.Then on each supporting leg 8, be provided with and be with 38.Particularly, for each supporting leg, band top hook 42 inserts uppermost hook and receives structure 43 (being the structure 43 of supporting leg section 8a), receives structure 43 (being the structure 43 of supporting leg section 8d in this case) and be with bottom hook 42 to insert nethermost hook.Eliminate the lax of belt 38 with bracelet 44 then.Then, make supporting leg 8 form truss-like structures by pivot member being extended out to haply perpendicular to the position of supporting leg 8.This makes is with 38 to be in tensioning state and to help to strengthen supporting leg, thereby can bear bigger vertical load than non-truss-like structure.

In the time will dismantling measuring platform 2 and be converted into the transportation form, be reversed said process.

Will be appreciated that in one embodiment, be with insertion before the terraced supporting leg section on the band side of the ladder limit of mentioning structure, and a pair of false supporting leg is inserted no terraced supporting leg section.Then take off false supporting leg and insert the no terraced supporting leg section of another group, after this false supporting leg inserts the nothing ladder supporting leg section of up-to-date insertion.Mention the band side of the ladder limit of structure once more and be with terraced supporting leg section with insertion.Repeat this process then and be applied to the base that is used for supporting the eminence habitat structures until the supporting leg section of institute's number required.

Though introduced the present invention, it will be understood to one skilled in the art that can modify its form and details, this does not break away from the spirit and scope of the present invention with reference to preferred embodiment.

Claims (25)

1. Wildlife observation stand comprises:

The eminence habitat structures comprises the platform with circular outer circumference; With

Base when described measuring platform is in mounted state, can support described eminence habitat structures;

Wherein, described platform is designed to, and described measuring platform is in non-installment state, and platform can rollably move at least one member of the described measuring platform of supporting.

2. measuring platform according to claim 1 is characterized in that, described circular outer circumference constitutes the space, and at least one member can be bearing in the described space.

3. measuring platform according to claim 1 is characterized in that, also comprises the wheel shaft that is positioned at described platform center, and when described platform roll ground was mobile, described platform rotated around described wheel shaft.

4. measuring platform according to claim 3 is characterized in that, also comprises the handle that can be connected described wheel shaft.

5. measuring platform according to claim 4 is characterized in that, when described measuring platform was in mounted state, described handle became the seat that is connected pivotally on the described platform.

6. measuring platform according to claim 1 is characterized in that, described eminence habitat structures also comprises sidewall.

7. measuring platform according to claim 6 is characterized in that, described at least one member comprises described sidewall structures member.

8. measuring platform according to claim 1 is characterized in that, described at least one member comprises described understructure spare.

9. a Wildlife observation stand comprises platform and the base that can support described platform, and wherein, described measuring platform can rollably move when being in uninstalled state.

10. measuring platform according to claim 9 is characterized in that, described platform comprises the wheel shaft in order to the mobile described measuring platform that rolls.

11. measuring platform according to claim 10 is characterized in that, also comprises the handle that is connected described wheel shaft pivotally.

12. measuring platform according to claim 11 is characterized in that, described platform also comprises when described measuring platform is rollably mobile space in order to the member that keeps described measuring platform.

13. measuring platform according to claim 12 is characterized in that, described member comprises the mass part of described base.

14. measuring platform according to claim 11 is characterized in that, described handle design becomes can become the seat that is connected to described platform.

15. measuring platform according to claim 10 is characterized in that, also comprises the wheel that is connected described measuring platform pivotally.

16. measuring platform according to claim 15 is characterized in that, described platform also comprises the space, in order to keep the member of described measuring platform when described measuring platform is rollably mobile.

17. measuring platform according to claim 16 is characterized in that, described member comprises the mass part of described base.

18. one kind is bearing in certain surperficial support system in order to the eminence habitat structures with Wildlife observation stand, described base comprises:

The supporting leg that comprises first end, second end and pivot member, described first end can be connected on the described eminence habitat structures, described second end reliably from the teeth outwards, and described pivot member has pivot pin end and opposed free ends between described first and second ends that are hinged on described supporting leg; With

The cable shape member that comprises first end and second end, described first end can be connected described supporting leg first end near, and described second end can be connected described supporting leg second end near.

19. support system according to claim 18, it is characterized in that, when described pivot member is pivoted to the position that is not parallel to described supporting leg and when making described free end and described cable shape member engages, described cable shape member and described supporting leg form truss-like structure.

20. support system according to claim 19 is characterized in that, described cable shape member is a cable.

21. support system according to claim 20 is characterized in that, the free end of described pivot member comprises the pulley that is used to receive described cable.

22. support system according to claim 19 is characterized in that, described cable shape member is a band.

23. a method that shifts the transportation Wildlife observation stand, described method comprise described measuring platform at least one member wherein is contained in the measuring platform platform, rollably moves described platform then along certain surface.

24. method according to claim 23 is characterized in that, described measuring platform platform comprises the wheel shaft that is rotatably connected to handle.

25. method according to claim 23 is characterized in that, described measuring platform platform comprises the wheel shaft that is rotatably connected to wheel.

Images