Patents for F16D 21 - Systems comprising a plurality of mechanically-actuated clutches (2,107)
11/1986
11/11/1986US4621719 Drive base for a postal mailing system
09/1986
09/24/1986EP0195706A1 Sintered metal clutch sleeve for a motor vehicle gearbox
06/1986
06/17/1986US4595371 Power take-off system for marine engines
06/11/1986EP0184082A2 Ship's propulsion for multiple engine drive
06/10/1986US4593798 Idle restart clutching system
05/1986
05/13/1986US4588060 Coupling for drive shaft and servo-motor driven shaft with uncoupled neutral position
04/1986
04/01/1986US4579204 Shift mechanism for marine propelling unit
03/1986
03/18/1986US4576264 Servo clutch mechanism, and the drive gear incorporating same
02/1986
02/25/1986US4572343 Electromagnetic friction clutch
01/1986
01/07/1986US4562909 Clutch device for marine vessel drive
01/07/1986US4562908 Rotary actuator
12/1985
12/24/1985US4560056 Four-wheel drive clutch lubrication system
11/1985
11/26/1985CA1197113A1 Single shaft positive drive
11/19/1985US4553623 Power change-over mechanism of a vehicle for industrial machinery
11/12/1985US4552258 Clutch arrangement for power transmission, especially a reduction gear drive unit for marine vessels
10/1985
10/29/1985US4549639 Clutch control for a rotation and reciprocation transmission
07/1985
07/17/1985EP0148224A1 Vehicle drive arrangement.
06/1985
06/04/1985US4520913 Device for selectively separating and connecting a rotatable shaft
04/1985
04/02/1985US4507984 Single shaft positive drive
01/1985
01/17/1985WO1985000205A1 Vehicle drive arrangement
01/15/1985US4493387 Clutch driven front axle fourwheel drive system
12/1984
12/18/1984US4488454 Balking clamp positive drive
11/1984
11/27/1984US4484492 Devices for selectively coupling to a shaft to be driven two separate driving members
10/1984
10/30/1984US4479402 Microtome drive
08/1984
08/14/1984US4465170 Clutch mechanism for two-plate clutches suitable for automotive vehicles
07/1984
07/31/1984CA1171694A1 Positive clutch differential
07/11/1984EP0113212A1 Clutch cover assembly
07/10/1984US4458795 Coupling for drive shaft and servo-motor driven shaft
07/03/1984US4458156 Flywheel propulsion system for automotive vehicles or the like
05/1984
05/01/1984US4445601 Vehicle having a main clutch and an auxiliary controllable clutch
04/1984
04/03/1984US4440281 Flywheel clutch assembly
03/1984
03/20/1984US4437552 Spring clutch device
03/13/1984US4436030 Material compactor utilizing a power transmission mechanism
03/06/1984US4434878 Clutch mechanism for power transmission system
01/1984
01/24/1984US4427101 Friction clutch unit
01/19/1984WO1984000199A1 Coupling for drive shaft and servo-motor driven shaft
12/1983
12/13/1983US4420070 Friction clutch unit
11/1983
11/29/1983CA1157791A1 Two-speed clutch
11/22/1983US4416167 Clutch drive differential
10/1983
10/18/1983US4410074 Friction clutch assembly
10/11/1983US4408684 Sequence shifting coupling
09/1983
09/20/1983CA1153906A1 Rotary actuator
09/14/1983EP0088590A2 Single shaft positive drive
09/14/1983EP0088588A2 Balking clamp positive drive
08/1983
08/30/1983US4400996 Positive clutch differential
07/1983
07/19/1983US4393965 Rotary actuator
02/1983
02/15/1983US4373407 Clutch mechanism for power transmission system
01/1983
01/04/1983US4366887 Vehicle having a main clutch and an auxiliary controllable clutch
01/04/1983CA1138682A1 Positive locking shift coupler
10/1982
10/12/1982US4353263 Power transmission mechanism
08/1982
08/31/1982US4346773 Apparatus for operating a motor vehicle
06/1982
06/01/1982CA1124665A1 Variable load clutch apparatus
04/1982
04/20/1982US4325472 Flywheel connected to an internal-combustion engine
03/1982
03/16/1982US4319672 Device for controlling the rotation of a driven rotary member
03/02/1982US4317435 Method and device for operating an internal-combustion machine with a flywheel coupled thereto
12/1981
12/15/1981CA1114206A1 Two-speed power take-off
12/01/1981US4303151 Positive locking shift coupler
11/1981
11/10/1981US4299319 Two-speed clutch
09/1981
09/15/1981US4289223 Shiftable friction clutch for gear drives
07/1981
07/14/1981US4278156 Clutch engaging and disengaging means
06/1981
06/09/1981US4271942 Two-speed power take-off
06/02/1981CA1102296A1 Valve actuator having a rotary bi-directional apparatus with a dual ratchet
03/1981
03/31/1981CA1098503A1 Valve actuator
03/24/1981US4257506 Shifter linkage for a cone clutch
03/03/1981US4253557 Variable load clutch apparatus
02/1981
02/24/1981US4252208 Method and apparatus for operating a motor vehicle
01/1981
01/13/1981US4244399 Shed locating device for dobbies
12/1980
12/10/1980EP0020201A2 Variable load clutch apparatus
12/02/1980US4236620 Double clutch assembly
07/1980
07/29/1980US4214653 Friction clutches
07/01/1980US4210232 Clutch mechanisms with two clutch plates
02/1980
02/19/1980US4189038 Drive coupling and clutches
02/19/1980CA1071898A1 Gear changing mechanism
12/1979
12/25/1979US4180238 Valve actuator having a rotary bi-directional apparatus with a dual ratchet mechanism
10/1979
10/30/1979CA1065162A1 Power transfer mechanism
05/1979
05/29/1979CA1055410A Drive coupling and clutches
04/1979
04/10/1979CA1052114A1 Bi-directional drive coupling
02/1979
02/13/1979CA1048426A1 Clutch
02/06/1979US4138007 Synchronizer
02/06/1979US4138006 Power transmission of the interleaved, multiple friction plate clutch type
01/1979
01/09/1979CA1045998A1 Clutches
12/1978
12/19/1978US4130030 Manually shifted actuator
11/1978
11/14/1978US4125790 Magnetic mechanical disconnect
10/1978
10/10/1978US4119183 Clutch
09/1978
09/26/1978US4116322 Clutches
09/26/1978US4116315 Landing gear actuator
09/19/1978US4114474 Gear shaft assembly
09/19/1978US4114469 Valve actuator
09/05/1978US4111288 Gear changing mechanism
08/1978
08/15/1978US4106605 Centrifugal and one way clutches in series with friction clutch
07/1978
07/04/1978US4098380 Gear selector mechanism
06/1978
06/27/1978US4096932 Drive for power transmission
05/1978
05/16/1978US4089398 Automatic releasing lock
02/1978
02/28/1978US4076109 Dual friction clutch for motion-picture projectors
11/1977
11/22/1977US4059178 Gear-shifting jaw clutch for speed-changing vehicular transmission
10/1977
10/04/1977US4051934 Bidirectional drive coupling
09/1977
09/27/1977US4050558 Synchronizing device
05/1977
05/31/1977US4026400 Dual friction clutch
05/10/1977US4022309 De-clutch mechanism for valve operator
05/10/1977US4022308 Drive coupling and clutches
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