CN107781333A - The high-power liquid of novel high speed glues clutch and double brake integrated device - Google Patents
The high-power liquid of novel high speed glues clutch and double brake integrated device Download PDFInfo
- Publication number
- CN107781333A CN107781333A CN201610750751.4A CN201610750751A CN107781333A CN 107781333 A CN107781333 A CN 107781333A CN 201610750751 A CN201610750751 A CN 201610750751A CN 107781333 A CN107781333 A CN 107781333A
- Authority
- CN
- China
- Prior art keywords
- hydrostatic bearing
- brake
- dynamic
- clutch
- integrated device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 41
- 239000003292 glue Substances 0.000 title claims abstract description 36
- 230000002706 hydrostatic effect Effects 0.000 claims abstract description 55
- 239000012530 fluid Substances 0.000 claims description 4
- 239000000565 sealant Substances 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 2
- 230000006641 stabilisation Effects 0.000 claims description 2
- 238000011105 stabilization Methods 0.000 claims description 2
- 230000003068 static effect Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D67/00—Combinations of couplings and brakes; Combinations of clutches and brakes
- F16D67/02—Clutch-brake combinations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D67/00—Combinations of couplings and brakes; Combinations of clutches and brakes
- F16D67/02—Clutch-brake combinations
- F16D67/04—Clutch-brake combinations fluid actuated
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a kind of high-power liquid of novel high speed to glue clutch and double brake integrated device, wherein clutch part and brake portion two large divisions are glued comprising liquid, liquid, which glues clutch part, includes housing, half a coupler, left axle sleeve, left front dynamic and hydrostatic bearing, input shaft, preceding closure, left end thrust hydrostatic bearing, left back dynamic and hydrostatic bearing, input disc, piston, disc spring group, ring gear, internal toothed friction plate, external tooth friction plate, spring base, internal tooth ring cover, output shaft, dynamic and hydrostatic bearing behind the right side, right axle sleeve, dynamic and hydrostatic bearing before the right side, right-hand member thrust hydrostatic bearing and rear closure, brake portion includes brake pad, brake disc, brake piston, brake end cap, small disc spring group, hole is kept off and screw rod.Rotating speed of the present invention transmits power from 100kw to 2500kw up to 10000rpm；Load of the pumps speed governing, the working condition requirement of clutch and braking are disclosure satisfy that, domestic blank has been filled up, there is international most advanced level.
Description
Technical field
The present invention relates to a kind of high-power liquid of novel high speed to glue clutch and double brake integrated device.
Background technology
Hydro-viscous speed governing clutch has had nearly 30 in sector applications such as China's metallurgy, chemical industry, electric power, building materials, mine, ships
The history in year.It is mainly used in the speed governing operation operating mode of the high-power centrifugal fans of below 3000rpm, water pump；It is simultaneously also extensive
The soft start operating mode applied to heavy-duty motor.For a large amount of electric energy can be saved during speed governing operating mode；For soft start operating mode
Attack time of the starting current to power network can be shortened, make empty load of motor or light-load starting.When the more motors of system work simultaneously
Power-balance between each motor can also be realized by adjusting rotating speed.When hydro-viscous speed governing clutch is operated in speed governing state, it is
Torque is transmitted using the internal friction of oil reservoir between active and passive friction plate；Heat caused by active and passive friction plate slippage, by
Oil reservoir between friction plate is taken away cooling Posterior circle and used.Due to being rubbed between friction plate when hydro-viscous speed governing clutch works for neat liquid
Wipe, friction plate is without abrasion, and the life-span was up to more than 50000 hours.
The high-power liquid of novel high speed of the present invention glues clutch with double brake integrated device maximum speed up to 10000rpm, knot
Structure is reasonable, securely and reliably, operates steadily, and disclosure satisfy that speed governing and the clutch operating condition of high-speed high-power equipment, and in this base
Double brake function is added on plinth, braking can may be selected in time according to load behavior requirement is rapid, while reduce to power network
Impact makes empty load of motor or light-load starting, in the larger load of startup inertia, can be allowed to slowly accelerate, prevent transmission system mistake
Carry, and can guarantee that equipment safety is steadily stopped, ensure equipment safety start-stop, filled up domestic blank.
The content of the invention
It is an object of the invention to provide a kind of high-power liquid of novel high speed to glue clutch and double brake integrated device.
The purpose of the present invention is achieved through the following technical solutions：
The high-power liquid of novel high speed of the present invention glues clutch and double brake integrated device, and it includes liquid and glues clutch part and braking
Part two large divisions, wherein liquid, which glue clutch part, includes housing, half a coupler, left axle sleeve, left front dynamic and hydrostatic bearing, defeated
Enter axle, preceding closure, left end thrust hydrostatic bearing, left back dynamic and hydrostatic bearing, input disc, piston, disc spring group, ring gear, internal tooth
Dynamic and hydrostatic before dynamic and hydrostatic bearing, right axle sleeve, the right side behind friction plate, external tooth friction plate, spring base, internal tooth ring cover, output shaft, the right side
Hold, right-hand member thrust hydrostatic bearing and rear closure.Brake portion include brake pad, brake disc, brake piston, braking end cap,
Small disc spring group, hole gear and screw rod.Liquid glues clutch part：Housing includes upper half-shell and housing lower half, upper half-shell and lower half
Housing is bolted and fluid sealant is applied at faying face, and half a coupler passes through key connection, left axle sleeve and housing with input shaft
It is bolted, left front dynamic and hydrostatic bearing and left back dynamic and hydrostatic bearing constrain support input shaft jointly, have been allowed to a stabilization
Pivot, and axial float is limited by left end thrust hydrostatic bearing, preceding closure connected with left axle sleeve by soket head cap screw
Connect, left end thrust hydrostatic bearing is connected with input shaft by soket head cap screw, and input disc is connected with ring gear by soket head cap screw
Connect, piston is connected with input shaft and input disc by gap, and intermediate cryptographic seal is sealed, and external tooth friction plate passes through
The internal tooth of external tooth and ring gear is embedded in, and internal toothed friction plate is embedded in by the external tooth of internal tooth and output shaft, piston and spring base
Between be provided with disc spring group, spring base is connected positioning with round nut with input shaft by stop washer, and internal tooth ring cover is led to ring gear
Soket head cap screw connection is crossed, dynamic and hydrostatic bearing constrains support output shaft jointly with dynamic and hydrostatic bearing behind the right side before the right side, has been allowed to one
Stable pivot, and axial float is limited by right-hand member thrust hydrostatic bearing, right-hand member thrust hydrostatic bearing passes through with output shaft
Soket head cap screw is connected, and rear closure is connected with right axle sleeve by soket head cap screw；Brake portion：Brake pad by screw rod with
Right axle sleeve is connected, and brake disc is connected with output shaft by being coordinated between key connection, brake piston and housing and braking end cap by gap
Connect intermediate cryptographic seal to be sealed, braking end cap is connected with housing using gap, and screw rod passes through screw thread with brake pad
Connection, and brake piston, braking end cap and small disc spring group string are tightened to together by double nut, braking end cap passes through
Hole keeps off the axially position between housing.
As seen from the above technical solution provided by the invention, the high-power liquid of novel high speed of the invention glue clutch with it is double
Integrated device maximum speed is braked up to 10000rpm, it is rational in infrastructure, securely and reliably, operate steadily, disclosure satisfy that the big work(of high speed
The speed governing of rate equipment and clutch operating condition, and double brake function is added on this basis, it can be required according to load behavior
It is rapid that braking may be selected in time, while the impact reduced to power network makes empty load of motor or light-load starting, starting, inertia is larger
During load, it can be allowed to slowly accelerate, prevent transmission system from overloading, and can guarantee that equipment safety is steadily stopped, ensure equipment safety
Start-stop, domestic blank is filled up.
Brief description of the drawings
Fig. 1 is that the high-power liquid of novel high speed glues clutch and double brake integrated device structural representation；
Fig. 2 is that the high-power liquid of novel high speed glues clutch and braking integrated device brake piston arrangement schematic diagram.
Embodiment
The high-power liquid of novel high speed of the present invention glues clutch and double brake integrated device, and its preferable embodiment is such as
Shown in Fig. 1, the high-power liquid of novel high speed glues clutch and double brake integrated device, and it includes the viscous clutch part of liquid and brake portion
Two large divisions, wherein liquid, which glue clutch part, includes housing 1, half a coupler 2, left axle sleeve 3, left front dynamic and hydrostatic bearing 4, input shaft
5th, preceding closure 6, left end thrust hydrostatic bearing 7, left back dynamic and hydrostatic bearing 8, input disc 9, piston 10, disc spring group 11, ring gear
12nd, dynamic and hydrostatic bearing 18, the right side behind internal toothed friction plate 13, external tooth friction plate 14, spring base 15, internal tooth ring cover 16, output shaft 17, the right side
Axle sleeve 19, right preceding dynamic and hydrostatic bearing 20, right-hand member thrust hydrostatic bearing 21 and rear closure 22, brake portion include brake pad
23rd, brake disc 24, brake piston 25, braking end cap 26, small disc spring group 27, hole gear 28 and screw rod 29.
Housing 1 contains upper half-shell and housing lower half, and upper half-shell and housing lower half are bolted and at faying face
Fluid sealant is applied, half a coupler 2 is bolted with input shaft 5 by key connection, left axle sleeve 3 with housing 1, left front dynamic and hydrostatic
4 and the common constraint support input shaft 5 of left back dynamic and hydrostatic bearing 8 are held, are allowed to a stable pivot, and by left end thrust
Hydrostatic bearing 7 limits axial float, and preceding closure 6 is connected with left axle sleeve 3 by soket head cap screw, left end thrust hydrostatic bearing 7
It is connected with input shaft 5 by soket head cap screw, input disc 9 is connected with ring gear 12 by soket head cap screw, piston 10 and input
Axle 5 and input disc 9 are connected by gap, and intermediate cryptographic seal is sealed, external tooth friction plate 14 by external tooth with it is interior
The internal tooth setting-in of gear ring 12, internal toothed friction plate 13 are embedded in by the external tooth of internal tooth and output shaft 17, piston 10 and spring base
Be provided with disc spring group 11 between 15, spring base 15 and input shaft 5 are connected positioning with round nut by stop washer, internal tooth ring cover 16 with
Ring gear 12 is connected by soket head cap screw, and dynamic and hydrostatic bearing 20 is constrained to support and exported jointly with dynamic and hydrostatic bearing 18 behind the right side before the right side
Axle 17, a stable pivot is allowed to, and axial float, right-hand member thrust static pressure are limited by right-hand member thrust hydrostatic bearing 21
Bearing 21 is connected with output shaft 17 by soket head cap screw, and rear closure 22 is connected with right axle sleeve 19 by soket head cap screw；System
Dynamic brake lining 23 is connected by screw rod 29 with right axle sleeve 19, and brake disc 24 passes through key connection, brake piston 25 and shell with output shaft 17
Sealed, braked between end cap 26 and the use of housing 1 by gap mating connection intermediate cryptographic seal between body 1 and braking end cap 26
Gap is connected, and screw rod 29 is connected through a screw thread with brake pad 23, and by brake piston 25, brake end cap 26 and small disc spring group
27 strings are tightened to together by double nut, and braking end cap 26 carries out the axially position between housing 1 by hole gear 28.
The new liquid viscosity soft start device of the present invention has following innovative point：
The high-power liquid of novel high speed glues clutch and the casing of double brake integrated device can be directly connected to by bolt and field apparatus,
Installing space can be effectively saved, realizes the flexibility of application conditions.
The high-power liquid of novel high speed glues clutch and the output shaft and input shaft of double brake integrated device are multigroup by minor diameter
Fluid shear transfer moment of torsion between the internal toothed friction plate and external tooth friction plate of pattern, when starting the larger load of inertia, it can be allowed to
Slowly accelerate, prevent transmission system from overloading；Simultaneously because friction plate diameter is small, its edge linear velocity is low, therefore meets that highest can
Up to 10000rpm high rotating speed requirement.
The high-power liquid of novel high speed glues uses disc spring group between the piston and spring base of clutch and double brake integrated device, with reality
The regulation of oil film thickness and the requirement of friction plate returning quickly, meet that system radial dimension and high rotating speed are high-power between existing friction plate
Requirement, eliminate cylindrical spring and circumferentially easily cause the hidden danger of unbalance dynamic, and improve speed governing sensitivity.
The high-power liquid of novel high speed glues the left front dynamic and hydrostatic bearing of clutch and double brake integrated device and the left back sound
Last item is held supports the input shaft jointly, is allowed to a stable pivot, and limited by the left end thrust hydrostatic bearing
Axial float processed, has saved radial space, meets design space requirement, improves service life of equipment and disclosure satisfy that high turn
The powerful requirement of speed.
The high-power liquid of novel high speed glues clutch and sound after dynamic and hydrostatic bearing before the right side of double brake integrated device and the right side
Last item is held supports the output shaft jointly, is allowed to a stable pivot, and limited by the right-hand member thrust hydrostatic bearing
Axial float processed, has saved radial space, meets design space requirement, improves service life of equipment and disclosure satisfy that high turn
The powerful requirement of speed.
The high-power liquid of novel high speed glues clutch and the screw rod of double brake integrated device is connected through a screw thread with brake pad, makes
Piston, braking end cap and small disc spring are connected together by screw rod, are tightened by double nut, using disc spring cascade
Ensure the adjustment in oil film thickness and gap between brake pad and brake disc, not only meet radial dimension design requirement, moreover it is possible to ensure
The stability and security of braking, it ensure that the steady safety arrestment of equipment.
The high-power liquid of novel high speed glues clutch and arranged with braking the brake piston of integrated device for multi-point equispaced formula, can be achieved
Scattered braking, to ensure brake equalization on brake pad, and be advantageous to braking radiating.
The high-power liquid of novel high speed glues clutch and respectively configures a brake portion in both sides respectively with double brake integrated device, should
Feature can ensure equipment in working condition, if during an equipment stopping, the corresponding side of energy effective brake, not influenceing other side
Normal work, ensure the continuous effective of equipment work, improve equipment operating efficiency.
The beneficial effects of the invention are as follows：
Maximum speed is up to 10000rpm；
It is rational in infrastructure, securely and reliably, operate steadily；
Speed governing and the clutch operating condition of high-speed high-power equipment are disclosure satisfy that, and adds braking function on this basis, can
With according to the rapid braking in time of load behavior requirement；
Domestic blank is filled up.The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention simultaneously
Be not limited to this, any one skilled in the art the invention discloses technical scope in, can readily occur in
Change or replacement, it should all be included within the scope of the present invention.
Claims (9)
1. a kind of high-power liquid of novel high speed glues clutch and double brake integrated device, it is characterised in that the big work(of novel high speed
Rate liquid glues clutch and double brake integrated device, and it includes the viscous clutch part of liquid and brake portion two large divisions, and wherein liquid glues clutch
Device part includes housing, half a coupler, left axle sleeve, left front dynamic and hydrostatic bearing, input shaft, preceding closure, left end thrust static pressure axle
Hold, left back dynamic and hydrostatic bearing, input disc, piston, disc spring group, ring gear, internal toothed friction plate, external tooth friction plate, spring base, internal tooth
Dynamic and hydrostatic bearing, right axle sleeve, right preceding dynamic and hydrostatic bearing, right-hand member thrust hydrostatic bearing and rear closure behind ring cover, output shaft, the right side,
Brake portion includes brake pad, brake disc, brake piston, braking end cap, small disc spring group, hole gear and screw rod；The housing bag
Containing upper half-shell and housing lower half, upper half-shell and housing lower half are bolted and fluid sealant are applied at faying face, described
Half a coupler is bolted with the input shaft by key connection, the left axle sleeve with the housing, the left front sound
Last item is held constrains the support input shaft with the left back dynamic and hydrostatic bearing jointly, is allowed to a stable pivot, and
Axial float is limited by the left end thrust hydrostatic bearing, the preceding closure is connected with the left axle sleeve by soket head cap screw
Connect, the left front dynamic and hydrostatic bearing is connected with the input shaft by soket head cap screw, and the input disc leads to the ring gear
Soket head cap screw connection is crossed, the piston is connected with the input shaft and the input disc by gap, and intermediate cryptographic
Seal is sealed, and the external tooth friction plate is embedded in by the internal tooth of external tooth and the ring gear, and the internal toothed friction plate passes through
The external tooth of internal tooth and the output shaft is embedded in, and disc spring group, the spring base are provided between the piston and the spring base
Positioning is connected with round nut by stop washer with the input shaft, the internal tooth ring cover passes through interior hexagonal spiral shell with the ring gear
Nail connection, it is described it is right before dynamic and hydrostatic bearing and it is described it is right after dynamic and hydrostatic bearing constrain the support output shaft jointly, be allowed to one
The pivot of individual stabilization, and by the right-hand member thrust hydrostatic bearing limit axial float, the right-hand member thrust hydrostatic bearing with
The output shaft is connected by soket head cap screw, and the rear closure is connected with the right axle sleeve by soket head cap screw, described
Brake pad is connected by the screw rod with the right axle sleeve, and the brake disc passes through key connection, the system with the output shaft
Sealed between piston and the housing and the braking end cap by gap mating connection intermediate cryptographic seal, the braking
End cap is connected with the housing using gap, and the screw rod is connected through a screw thread with the brake pad, and the braking is lived
Plug, the braking end cap and the small disc spring group are connected together by screw rod, are tightened by double nut, the dog point
Lid passes through axially position between hole gear and the housing.
2. the high-power liquid of a kind of novel high speed according to claim 1 glues clutch and double brake integrated device, its feature exists
In the casing can be by bolt with being directly connected to field apparatus.
3. the high-power liquid of a kind of novel high speed according to claim 1 glues clutch and double brake integrated device, its feature exists
Be embedded in, the external tooth friction plate by the internal tooth of external tooth and the ring gear, the internal toothed friction plate by internal tooth with it is described
The external tooth of output shaft is embedded in.
4. the high-power liquid of a kind of novel high speed according to claim 1 glues clutch and double brake integrated device, its feature exists
In being provided with disc spring group between the piston and the spring base.
5. the high-power liquid of a kind of novel high speed according to claim 1 glues clutch and double brake integrated device, its feature exists
In, the left front dynamic and hydrostatic bearing and the left back dynamic and hydrostatic bearing support the input shaft jointly, be allowed to one it is stable
Pivot, and axial float is limited by the left end thrust hydrostatic bearing.
6. the high-power liquid of a kind of novel high speed according to claim 1 glues clutch and double brake integrated device, its feature exists
In, it is described it is right before dynamic and hydrostatic bearing and it is described it is right after dynamic and hydrostatic bearing support the output shaft jointly, be allowed to one it is stable
Pivot, and axial float is limited by the right-hand member thrust hydrostatic bearing.
7. the high-power liquid of novel high speed according to claim 1 glues clutch and double brake integrated device, it is characterised in that institute
Screw rod is stated to be connected through a screw thread with the brake pad, and by the brake piston, the braking end cap and small disc spring group
Go here and there to together, tightened by double nut.
8. the high-power liquid of novel high speed according to claim 1 glues clutch and braking integrated device, it is characterised in that described
Brake piston is arranged for multi-point equispaced formula.
9. the high-power liquid of novel high speed according to claim 1 glues clutch and double brake integrated device, it is characterised in that institute
State brake portion and respectively configure one in both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610750751.4A CN107781333B (en) | 2016-08-30 | 2016-08-30 | Novel high-speed high-power hydraulic viscous clutch and double-brake integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610750751.4A CN107781333B (en) | 2016-08-30 | 2016-08-30 | Novel high-speed high-power hydraulic viscous clutch and double-brake integrated device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107781333A true CN107781333A (en) | 2018-03-09 |
| CN107781333B CN107781333B (en) | 2024-03-19 |
Family
ID=61441505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610750751.4A Active CN107781333B (en) | 2016-08-30 | 2016-08-30 | Novel high-speed high-power hydraulic viscous clutch and double-brake integrated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107781333B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4926989A (en) * | 1988-04-25 | 1990-05-22 | The Carlson Company, Inc. | Enclosed dry clutch/brake |
| JP2002050225A (en) * | 2000-08-03 | 2002-02-15 | Asahi National Lighting Co Ltd | Lighting equipment |
| CN101126425A (en) * | 2007-09-18 | 2008-02-20 | 德阳市利通印刷机械有限公司 | Clutch brake |
| GB201111001D0 (en) * | 2010-07-27 | 2011-08-10 | Ebo Group Inc | Compact universal fluid-actuated clutch |
| CN202251587U (en) * | 2011-09-30 | 2012-05-30 | 宁波中大力德传动设备有限公司 | Electromagnetic clutch brake |
| CN102530488A (en) * | 2012-01-05 | 2012-07-04 | 力博重工科技股份有限公司 | Liquid viscosity controllable starting and braking integrated device for belt conveyor |
| CN103075450A (en) * | 2013-02-04 | 2013-05-01 | 浙江大学 | Brake-type liquid viscosity transmission device |
| CN103075449A (en) * | 2013-02-04 | 2013-05-01 | 浙江大学 | Novel hydro-viscous transmission device |
| CN203239811U (en) * | 2013-02-04 | 2013-10-16 | 浙江大学 | Brake type liquid viscous transmission device |
| CN104315010A (en) * | 2014-09-29 | 2015-01-28 | 沈琴仙 | Double-plate clutch mechanism and mechanical transmission comprising double-plate clutch mechanism |
| CN105276044A (en) * | 2015-10-10 | 2016-01-27 | 华南理工大学 | Clutch/brake integrated assembly and automatic gear switching method thereof |
| CN206290631U (en) * | 2016-08-30 | 2017-06-30 | 力博重工科技股份有限公司 | The viscous clutch of the high-power liquid of novel high speed and double brake integrated device |
-
2016
- 2016-08-30 CN CN201610750751.4A patent/CN107781333B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4926989A (en) * | 1988-04-25 | 1990-05-22 | The Carlson Company, Inc. | Enclosed dry clutch/brake |
| JP2002050225A (en) * | 2000-08-03 | 2002-02-15 | Asahi National Lighting Co Ltd | Lighting equipment |
| CN101126425A (en) * | 2007-09-18 | 2008-02-20 | 德阳市利通印刷机械有限公司 | Clutch brake |
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| CN102530488A (en) * | 2012-01-05 | 2012-07-04 | 力博重工科技股份有限公司 | Liquid viscosity controllable starting and braking integrated device for belt conveyor |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107781333B (en) | 2024-03-19 |
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