CN109924930A - Robot for cleaning floor - Google Patents

Robot for cleaning floor Download PDF

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Publication number
CN109924930A
CN109924930A CN201811533539.8A CN201811533539A CN109924930A CN 109924930 A CN109924930 A CN 109924930A CN 201811533539 A CN201811533539 A CN 201811533539A CN 109924930 A CN109924930 A CN 109924930A
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CN
China
Prior art keywords
layer
clean robot
beams
layers
robot according
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CN201811533539.8A
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Chinese (zh)
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CN109924930B (en
Inventor
伊曼纽尔·德弗林
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SEB SA
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SEB SA
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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/28Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2805Parameters or conditions being sensed
    • A47L9/2826Parameters or conditions being sensed the condition of the floor
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2201/00Robotic cleaning machines, i.e. with automatic control of the travelling movement or the cleaning operation
    • A47L2201/04Automatic control of the travelling movement; Automatic obstacle detection

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
  • Electric Vacuum Cleaner (AREA)
  • Manipulator (AREA)

Abstract

Robot for cleaning floor (100), it include: frame (30), relative to the mobilizable at least two beams (10A-10C of the frame (30), 20A-20C), detect the testing agency of movement of each of the described beam (10A-10C, 20A-20C) relative to the frame (30).According to the present invention, described two beam (10A-10C, it 20A-20C) is arranged at least two layers, is arranged on the different height relative to the ground supporting plane (P1) of the robot (100) for described at least two layers.

Description

Robot for cleaning floor
Technical field
This patent disclosure relates generally to a kind of robot for cleaning floor, and have waste recovery and/or pumping more particularly to a kind of Clean automatic robot in the ground for inhaling mechanism.
Background technique
Ground automatic cleaning apparatus known in the art detects barrier automatically especially in order to then bypass barrier Ground automatic cleaning apparatus.Such cleaning device generally includes one, even two beams (pare-choc), institute It states beam and is movably installed relative to frame.One or more of beams are equipped with one or more sensors, institute The movement of beam can be detected when with bar contact by stating sensor.For example, as it is known that one kind is with trade markThe cleaning device of sale, trade name " 06025 Saugroboter Smart of CLEANmaxx", and include:
- two lower parts front beam, the centre that described two lower part fronts beam is disposed in the robot are flat The two sides in face, the normal direction of the mid-plane main direction of advance comprising the robot and ground supporting plane,
- one top front hoop, one top front hoop are equipped with one or more red for detecting long-range presence Outer line detector and the presence for being intended to non-contiguously detect nearby barrier.
Such construction is suitable for the clean robot with limited height, the usually less than clean robot of 5cm, still The clean robot of its unsuitable height is especially designed to automatic running or is connected by the robot " 2 the close 1 " clean robot run manually after to suction elastic tube.In fact, in this case, the clean robot Whether detect that the barrier for being located at some height relative to ground is uncertain.This cause not detect barrier and Clean robot is stuck at the barrier.
Summary of the invention
The shortcomings that the purpose of the present invention is overcoming the above-mentioned prior art and a kind of clean robot is specifically provided first, The clean robot allows to detect all barriers, no matter the height of clean robot is regardless of the height of barrier.
For this purpose, the first aspect of the present invention is related to a kind of robot for cleaning floor comprising:
Frame,
Relative to mobilizable at least two beam of the frame,
The testing agency of movement of each of the described beam relative to frame is detected,
It is characterized in that, described two beams are arranged at least two layers, it is arranged in for described at least two layers On different height relative to the ground supporting plane of the robot.
The robotic asssembly has one or more mobile members, such as wheel, and the mobile member is shelved at runtime On the ground.The tangent planes bound ground supporting for being supported on ground of the robot with mobile member (such as wheel) Plane.
The present invention proposes to be that clean robot is equipped with the double-deck beam, and so that the beam is distributed in two not In same height or height above sea level.Therefore, the present invention provides a simple technical solutions to allow clean robot especially high Spend detection of the high clean robot improvement to the barrier for being located at higher position.Therefore the detection sensitivity of clean robot is able to Improve.
Advantageously, at least one layer in the layer includes multiple beams.
In the first variant embodiment, each layer in described two layers includes multiple beams.
In the second variant embodiment, one layer in the layer includes multiple beams and another layer includes only one Beam.
Advantageously, there are two Lateral Collision Avoidance device, described two sides for one or more of layer tools with multiple beams The two sides of the mid-plane of the robot are arranged on to beam, the mid-plane is perpendicular to ground supporting plane.
Additionally advantageously, a central beam is inserted between described two Lateral Collision Avoidance devices.The center beam It can have two inclined side ribs, two Lateral Collision Avoidance device orientations be respectively facing, by the inner surface and appearance of central beam Face links together, and the outer surface is bigger than the inner surface.Such configuration, which allows to limit, even to be eliminated positioned at the center The non-check frequency in the gap between beam and Lateral Collision Avoidance device.The big outer surface of the center beam allows at least portion Ground is divided to cover these non-check frequencies.
Advantageously, the normal by the ground supporting plane of the separated region between one layer of two adjacent beams passes through Another layer of beam.Such configuration allows to be covered by another layer of beam to two adjacent beams being located on the same floor Between gap in non-check frequency detection.
In a variant embodiment, the outer surface of one or more beams of the first layer in described two layers is set It is set to and is retracted relative to enveloping surface towards the inside of the robot, the enveloping surface is perpendicular to ground supporting plane and with the The outer surface of two layers of one or more beams is tangent.Knocked in its entire height when barrier as a result, robot (such as Wall) when, it avoids and unnecessarily increases contact force in collision, this allows to limit the abrasion of robot and/or its is sensitive Spend reduced risk.
It is long-range that there are detection devices to be advantageously inserted into described between two layers.For this purpose, described two layers cloth between each other It sets one and is sufficient to accommodate that described there are the spaces of detection device.Therefore, before with bar contact, by beam by connecing Touching detection barrier by means of one or more approaching sensors detection barrier by completing.
According to definition, it is believed that be located on two layers and passed through by the normal of identical ground support surface two Beam forms a pair of of association beam.Advantageously, wherein the detection device of one layer of beam is associated with anticollision with another layer The detection device of device is connected in parallel to control electronic unit or control electronic circuit.In this way, no matter passing through movement detecting mechanism It is to detect the collision with barrier in top or lower part or simultaneously in upper and lower part, robot is not distinguished.It will Detection information translates into the contact with barrier in the same area of its circumference, and triggers disengaging movement appropriate.
Detailed description of the invention
By reading the detailed of the following embodiments of the present invention for providing and being illustrated by drawings with non-limiting embodiment Description, will be best understood other features and advantages of the present invention, in the accompanying drawings:
- Fig. 1 shows the perspective view of the clean robot of first embodiment according to the present invention, and the clean robot is matched Have two layers of movable beam;
Fig. 2 shows the front views of the clean robot of Fig. 1;
- Fig. 3 shows the top view of the clean robot of Fig. 1;
- Fig. 4 shows the cross-sectional view of the clean robot of Fig. 1, and the cross-sectional view is shown perpendicular to ground supporting plane Beam and the assembling details for detecting the detector that these beams move;
- Fig. 5 shows a variant embodiment of central beam for example shown in FIG. 1.
Specific embodiment
First, it should be noted that in various figures, the element with same reference numerals is the same or similar member Part (corresponds to variant embodiment), unless otherwise indicated.
Fig. 1 shows the perspective view of the clean robot 100 of the first specific embodiment according to the present invention.
Clean robot 100 be intended to automatically (i.e. user is not intervened during its navigation) cleaning such as house or The ground in the room in building.In known manner, the clean robot 100 includes frame 30, driving wheel 31, suction seam Gap 32, and the litter-bin 33 positioned at the inside of shell, power storage mechanism, such as rechargeable battery element group 34, and control The control electronic unit or control electronic circuit (not shown) of operation and the navigation of clean robot 100.The driving wheel 31 limits Determine ground supporting plane P1 (perpendicular to the plane of Fig. 2), the visible wheel 31 of plane P1 and Fig. 2 is tangent.According to definition, with wheel 31 (it is shelved on the ground) the tangent planes bound ground supporting plane P1 of robot.
The clean robot 100 is equipped with multiple beam 10A-10C and 20A-20C, the multiple beam 10A- 10C and 20A-20C is movably installed relative to the frame 30, such as to be parallel to ground supporting plane P1 translatable actively Installation.As deformation, the beam can pivotally activity installation.
Different beam 10A-10C and 20A-20C are mechanically independent of each other.In moving process, work as cleaning When robot 100 encounters barrier, which contacts with one or more beams of robot, and touches described The one or more beams bumped against are mobile to the inside of the robot.In known manner, elastic mechanism is provided clear One or more of beams are recalled into resting guard after reason barrier.
In order to detect the presence of barrier during clean robot 100 navigates by water, testing agency, the testing agency are provided It is arranged to detect movement of each beam relative to frame 30 caused by as meeting with barrier.Described control unit quilt It is arranged to after encountering barrier, according to the testing result life for detecting one or more beam 10A-10C and 20A-20C The clean robot 100 is enabled to change ship trajectory, to make the robot be detached from barrier and around the barrier Continue to navigate by water.These testing agencies include a set detecting device.Each beam 10A-10C, 20A-20C be equipped with one or Multiple detection devices, the detection device are able to detect movement of the corresponding beam relative to frame 30.It is specific real at one It applies in example, the detection device for being equipped with beam includes optical sensor block and plugging device pivot, the optical sensor Block is integrated with the optical launcher and optical receiver of coupling, and the plugging device pivot is intended to cut off hair in block-up position Optical delivery between emitter and receiver, and the transmitting is not cut off (except the block-up position) in indentation position Transmission between device and receiver.Two plugging devices 21A and 11A as seen from Figure 4.To assemble beam 10A and including blocking For the detection device of device 11A, such as seen from Figure 4.Barrier is not resisted against in beam 10A (or to be resisted against any Other elements) when, beam 10A is in resting guard and plugging device 11A is placed in indentation position, so as to by transmitter The light of transmitting is received by the receiver of the optical sensor block.When the beam 10A is in the stroke of clean robot 100 When period collides barrier (or any other element), relative to the frame 30 into the robot 100 Portion is mobile, this causes the plugging device 11 to be pivoted to block-up position from its indentation position, in the block-up position, the optics Optical delivery between the transmitter and receiver of sensor block is interrupted.The cutting of the optical signalling is construed to by control unit The instruction of barrier is encountered at the region including considered beam 10A, on the track of the clean robot 100, And then order driving wheel 31, to make the clean robot 100 leave the barrier.Other detection devices are with identical Mode run.
Fig. 1 and Fig. 2 respectively illustrates the front perspective view and front view of clean robot 100.Term " preceding " reference herein Be clean robot 100 nominal direction of advance.It such as can be from Fig. 1 and Fig. 2 as it can be seen that described beam 10A-10C, 20A-20C It is arranged on two layers, is arranged in different height and the sea of the ground supporting plane P1 relative to robot for described two layers It pulls out.In this case, beam 10A-10C forms first layer and beam 20A-20C forms the second layer.Every layer includes One mid-plane, the mid-plane pass completely through the center of beam and are parallel to ground supporting plane P1.It is described anti- The form of device 10A-10C, 20A-20C a part cylindrical herein is hit, it is having the same perpendicular to ground supporting plane P1 Central axis AX.Fig. 1 and Fig. 2 shows first embodiment in, the first layer have one group of three beam 10A-10C And the second layer also has one group of three beam 20A-20C.Every group of three beam 10A-10C (20A-20C) include Two Lateral Collision Avoidance device 10A, 10C (20A, 20C) and a center beam 10B (20B), described two Lateral Collision Avoidance device 10A, 10C (20A, 20C) is arranged on the two of the mid-plane P2 (completely cutting through robot 100 in its center) of the robot 100 Side, mid-plane P2 is perpendicular to ground supporting plane P1, and the center beam 10B (20B) is located at described two sides It is passed through between beam 10A, 10C (20A, 20C) and by the mid-plane P2 of robot 100.The Lateral Collision Avoidance device Each of 10A, 10C (20A, 20C) are for example assembled there are two motion detection apparatus.The center beam 10B (20B) can To be equipped with an independent detection device.However, it is also possible to consider the other configurations of testing agency.Under any circumstance, each Beam is equipped with the motion detection apparatus of at least one beam.
In first embodiment as there is shown in figs. 1 and 2, the normal of ground supporting plane P1 passes through the first layer Point between two adjacent beams (such as between two beams 10A and 10B or between two beams 10B and 10C) Septal area domain and also extend through between two adjacent beams of the second layer (accordingly in two beam 20A and 20B or Between 20B and 20C) separated region.As mode of texturing, in order to improve the detection to barrier and avoid in cleaning machine The appearance of non-check frequency in the design of people 100, described two layers of respective beam can be arranged to be passed through one The normal of the ground supporting plane P1 of separated region between two adjacent beams of layer passes through another layer of a beam. Therefore, in a mode of texturing of the first embodiment of Fig. 1, wherein central anticollision of one layer of the central beam than another layer The angle of device is bigger.In another mode of texturing, wherein central beam of one layer of the central beam relative to another layer It is angularly offset.
Two layers of beam 10A-10C and 20A-20C are disposed with a reception in-between, and there are detection devices 40 Groove is received, it is described to be intended to non-contiguously detect the barrier near the robot there are detection device 40.Therefore, described to deposit It is inserted between two layers of beam 10A-10C and 20A-20C in detection device 40.For example, it is generally in having The beam shapes of the column part of mandrel line AX.Its function is the appearance of the barrier near detection clean robot 100, and institute State clean robot 100 not with the bar contact.It includes one or more approaching sensors or Existing detector, such as Infrared sensor.
In the first embodiment of the present invention as shown in Figure 1, perpendicular to ground supporting plane P1 and with wherein one layer One or more beams the tangent enveloping surface in outer surface also one or more beams with another layer outer surface phase It cuts.Therefore, described two layers of beam is aligned vertically.
Since the double-deck beam and the double groups of movements for being distributed in robot upper part and lower part for being equipped with these beams pass Sensor, the present invention provides simple technical solutions to improve the detection to barrier, this is especially suitable for highly very high Be usually above 5 centimetres of robot.
According to definition, it is believed that two anticollisions for being belonging respectively to two layers and being passed through by the normal of identical ground supporting plane Device forms a pair of of association beam.For example, in Fig. 1, the robot includes three pairs of association beams: 10A and 20A, 10B and 20B, 10C and 20C.In the specific embodiment of the present invention, wherein the detection device of one layer of a beam and another The detection device of one layer of association beam is connected in parallel to control electronic unit or control electronic circuit.Therefore, no matter How is the height for the barrier being knocked during clashing with clean robot 100, phase of the clean robot 100 in its circumference With detecting contact in vertical portion, and the upper and lower part for distinguishing robot 100 is not had to.Then, the robot 100 can be with Change track to bypass the barrier according to the order of control unit.Therefore, connect it is easy to implement, without with obstacle The accuracy of navigation is reduced when object clashes.
In fig. 5 it is shown that the variant embodiment of the central beam (being beam 10B here) of a layer, packet Two inclined side rib 12B, 13B are included, are oriented respectively to two adjacent Lateral Collision Avoidance device 10A, 10C, the two inclined sides Rib 12B, 13B connect the inner surface and the outer surface of the central beam 10B.The outer surface of the center beam 10B is than it Inner surface is big.Therefore, the geometry of central beam 10B is improved, to reduce or even eliminate positioned at described two adjacent The non-check frequency of gap between beam 10A-10B and 10B-10C.
In the first embodiment of reference Fig. 1-4 description, described two layers respectively includes three beams 10A-10C and 20A- 20C.Other configurations are clearly possible.For example, the number of one layer of beam can be equal to 2 or greater than 3.There are two one layer In the case where beam, two of the two sides mid-plane P2 of the robot 100 are for example, arranged in described two beams Lateral Collision Avoidance device.Described two layers can also include respective different number beam, such as positioned at lower part two beams and Superposed three beams.
According to second embodiment, wherein an one layer of only beam and another layer has multiple beams, such as two A beam.In this case, the layer with multiple beams is preferably located in ground supporting plane P1 and only an anticollision Between the layer of device.In other words, upper layer only has a beam and lower layer has multiple beams, such as two beams. Have the first layer for only having a beam and band there are two in the case where the second layer of beam in the robot, passes through The normal of the ground supporting plane P1 of separated region between two beams of the second layer passes through the anti-of the first layer Hit device.The single beam of the first layer allows to cover between two adjacent beams for being located at the second layer as a result, The detection of the non-check frequency of separated region.
(Fig. 1) in the first embodiment of the present invention, described two layers of beam are aligned vertically, as previously described.According to The outer surface of one variant embodiment, one or more beams of described two layers of first layer is arranged to relative to vertical In ground supporting plane P1 and the envelope object manipulator tangent with the outer surface of one or more beams of the second layer Inside retraction.Preferably, the second layer is between ground supporting plane P1 and the first layer.In other words, the upper layer Beam is retracted relative to lower layer's beam.The retraction can be about 1 centimetre even several centimetres of slight shift.This allows Do not increase due to barrier collision robot and contact force caused by its entire height (such as wall), this, which has to reduce, detects The risk of sensitivity at any time.
Clean robot 100 may include more than two layers, to cover its entire height when the height of the robot is very high Degree.
It should be understood that the different embodiments of the invention that this specification describes can carry out those skilled in the art Say apparent a variety of different transformations and/or improvement, and without departing from the protection scope of the present invention being defined by the following claims.

Claims (12)

1. robot for cleaning floor, comprising:
Frame (30),
Relative to mobilizable at least two beam (10A-10C, 20A-20C) of the frame (30),
Detect the detection of movement of each of the described beam (10A-10C, 20A-20C) relative to the frame (30) Mechanism,
Described two beams (10A-10C, 20A-20C) are arranged at least two layers, are arranged separately for described at least two layers In the different height relative to the ground supporting plane (P1) of the robot (100),
It is characterized in that,
At least one layer in the layer includes multiple beams (10A-10C, 20A-20C), and
Normal by the ground supporting plane (P1) of the separated region between one layer of two adjacent beams passes through another layer Beam.
2. clean robot according to claim 1, which is characterized in that each layer in described two layers includes multiple anticollisions Device (10A-10C, 20A-20C).
3. clean robot according to claim 1, which is characterized in that one layer in the layer include multiple beams simultaneously And another layer includes only one beam.
4. clean robot according to any one of claim 1 to 3, which is characterized in that one or more of to have The layer of multiple beams includes Lateral Collision Avoidance device (10A, the 10C of two directions of advance relative to robot;20A, 20C).
5. clean robot according to claim 4, which is characterized in that one or more of with multiple beams Layer includes a central beam (10B;20B), the central beam (10B;20B) it is inserted into described two Lateral Collision Avoidances Device (10A, 10C;20A, 20C) between.
6. the clean robot according to preceding claims, which is characterized in that there are two the center beam (10B) has Inclined side rib is respectively facing two Lateral Collision Avoidance device (10A, 10C) orientations, by the inner surface of the central beam (10B) It links together with outer surface, the outer surface is bigger than the inner surface.
7. clean robot according to claim 3, which is characterized in that the layer with multiple beams is located at ground supporting Between plane (P1) and layer with only one beam.
8. clean robot according to any one of the preceding claims, which is characterized in that the first layer in described two layers One or more beams be arranged to one or more beams of the beam relative to the second layer to the second layer External envelope face inside retraction.
9. the clean robot according to preceding claims, which is characterized in that the second layer is located at the ground supporting Between plane (P1) and the first layer.
10. clean robot according to any one of the preceding claims, which is characterized in that remotely there is detection device (40) it is inserted between described two layers (10A-10C, 20A-20C).
11. clean robot according to any one of the preceding claims, which is characterized in that each beam be equipped with to Few one for detecting the detection device of movement of the beam relative to the frame.
12. the clean robot according to preceding claims, which is characterized in that be located at it is on described two layers and by Two beams that the normal of identical ground supporting plane (P1) passes through form a pair of of association beam, and in described two layers The detection device of one layer of beam and another layer of the detection device for being associated with beam be connected in parallel it is single to control center Member.
CN201811533539.8A 2017-12-15 2018-12-14 Floor cleaning robot Active CN109924930B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1762266 2017-12-15
FR1762266A FR3075029B1 (en) 2017-12-15 2017-12-15 FLOOR CLEANING ROBOT

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CN109924930A true CN109924930A (en) 2019-06-25
CN109924930B CN109924930B (en) 2022-05-17

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CN201822112338.2U Withdrawn - After Issue CN210121109U (en) 2017-12-15 2018-12-14 Floor cleaning robot
CN201811533539.8A Active CN109924930B (en) 2017-12-15 2018-12-14 Floor cleaning robot

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CN201822112338.2U Withdrawn - After Issue CN210121109U (en) 2017-12-15 2018-12-14 Floor cleaning robot

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EP (1) EP3498144B1 (en)
CN (2) CN210121109U (en)
ES (1) ES2848840T3 (en)
FR (1) FR3075029B1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005077240A2 (en) * 2004-02-12 2005-08-25 Arcelik Anonim Sirketi A robot vacuum cleaner and a control method
KR100765848B1 (en) * 2006-12-28 2007-10-10 (주)다사로봇 Omnidirectional sensing bumper
CN101621952A (en) * 2007-02-28 2010-01-06 Lg电子株式会社 Robot and method for controlling the robot
CN104302218A (en) * 2012-12-28 2015-01-21 艾罗伯特公司 Autonomous coverage robot
CN106233218A (en) * 2014-04-22 2016-12-14 东芝生活电器株式会社 Self-discipline driving body

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005077240A2 (en) * 2004-02-12 2005-08-25 Arcelik Anonim Sirketi A robot vacuum cleaner and a control method
KR100765848B1 (en) * 2006-12-28 2007-10-10 (주)다사로봇 Omnidirectional sensing bumper
CN101621952A (en) * 2007-02-28 2010-01-06 Lg电子株式会社 Robot and method for controlling the robot
CN104302218A (en) * 2012-12-28 2015-01-21 艾罗伯特公司 Autonomous coverage robot
CN106233218A (en) * 2014-04-22 2016-12-14 东芝生活电器株式会社 Self-discipline driving body

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Publication number Publication date
EP3498144B1 (en) 2021-01-06
ES2848840T3 (en) 2021-08-12
EP3498144A1 (en) 2019-06-19
FR3075029B1 (en) 2020-05-22
CN109924930B (en) 2022-05-17
CN210121109U (en) 2020-03-03
FR3075029A1 (en) 2019-06-21

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