| Patents for F16D 48 - External control of clutches (10,172) |
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| 05/24/1989 | EP0316869A2 Automated mechanical transmission system for use in commercial vehicles |
| 05/18/1989 | DE3736584A1 Hydraulic actuation device |
| 05/16/1989 | US4830155 Control system for a clutch for a vehicle |
| 05/11/1989 | DE3735919A1 Manual shift transmission for vehicles driven by internal combustion engines, especially motor vehicles |
| 05/10/1989 | EP0315596A2 A hydraulic circuit for operating powershift friction clutches for tractor gearboxes |
| 05/09/1989 | US4829221 Method of controlling a motor-driven clutch |
| 05/09/1989 | US4827805 Forward and reverse clutch actuation system for a belt-driven continually variable transmission |
| 05/09/1989 | US4827804 System for controlling the pressure of oil in a system for a continuously variable transmission |
| 05/05/1989 | WO1989003782A1 Master cylinder assembly |
| 05/03/1989 | EP0314409A2 Vehicle-running control system |
| 05/03/1989 | DE3735184A1 Arrangement for controlling the gear change of a motor vehicle transmission |
| 05/02/1989 | US4825991 Control system for a clutch for a vehicle |
| 04/25/1989 | US4823925 Control system for a clutch for a vehicle |
| 04/20/1989 | WO1989003319A1 Process and device for controlling a motor vehicle transmission line |
| 04/20/1989 | WO1989003318A1 Clutch control |
| 04/18/1989 | US4821604 Four-wheel drive system |
| 04/13/1989 | DE3732427A1 Device for the suppression of longitudinal vibrations on a vehicle with shift transmission |
| 04/12/1989 | EP0311285A1 Dual clutch application area and control |
| 04/12/1989 | EP0311139A2 Differential limiting force control system responsive to vehicle speed and steering angle |
| 04/12/1989 | EP0310733A1 Hydropneumatic actuator for automotive vehicles |
| 04/11/1989 | US4819511 Activation apparatus for a differential pawl with an actuator |
| 04/05/1989 | EP0310094A2 Integrated roll rigidity and differential slip control system |
| 04/04/1989 | US4817770 Control system for independent control of fluid actuated devices |
| 04/04/1989 | CA1252022A1 Clutch control system for a continuously variable transmission |
| 03/30/1989 | DE3830829A1 Hydraulically actuated gear-change device |
| 03/30/1989 | DE3731118A1 Actuating device for a clutch in a motor vehicle |
| 03/29/1989 | EP0308509A1 Hydraulic clutch pressure control apparatus |
| 03/23/1989 | WO1989002546A1 Hydraulic gearshift |
| 03/22/1989 | EP0307511A1 Automatic transmission |
| 03/21/1989 | US4813335 Hydraulic actuator for automobiles |
| 03/15/1989 | EP0306558A1 Automatic transmission |
| 03/09/1989 | WO1989001880A1 Servo-assisted clutch and gear selection device |
| 03/08/1989 | EP0306351A1 Drive train for a wheeled vehicle and method of controlling same |
| 03/08/1989 | EP0305595A1 Hydraulic control system for an automatic transmission |
| 03/08/1989 | EP0305594A1 Hydraulic control system for an automatic transmission |
| 03/07/1989 | US4811222 Method and apparatus for controlling electromagnetic powder clutch for vehicle |
| 03/07/1989 | US4809807 Control for the automatic locking of the transfer transmission of a motor vehicle |
| 03/07/1989 | US4809564 Control system of a selector mechanism for a continuously variable transmission |
| 03/07/1989 | US4809508 Clutch-disengaging hydraulic actuators preventing wheel slip |
| 03/02/1989 | DE3827724A1 Power-assisted clutch and gearshift device |
| 02/28/1989 | US4807495 Temperature-dependent infinitely variable ratio transmission control system and method |
| 02/28/1989 | CA1250642A1 Method of controlling the starting of a vehicle having automatic clutch |
| 02/22/1989 | EP0303612A1 Friction devices |
| 02/21/1989 | US4807135 Power supply control device for automotive electronic control system |
| 02/21/1989 | US4805752 Variable capacity torque transmitter |
| 02/21/1989 | US4805751 System for controlling a clutch for a motor vehicle |
| 02/21/1989 | US4805715 Differential pawl activation apparatus |
| 02/21/1989 | CA1250239A1 Clutch control |
| 02/14/1989 | US4804074 Automatic clutch control apparatus |
| 02/09/1989 | DE3725492A1 Multiplate clutch for power wheel - has plates pressed together by piston operated hydraulically by hollow slide with internal inlet and outlet chambers |
| 02/07/1989 | US4803628 Method and apparatus for controlling electro-magnetic particle clutch |
| 02/01/1989 | EP0301745A2 Pressure fluid control system |
| 01/31/1989 | US4801095 Fuel injection nozzle for internal combustion engines |
| 01/31/1989 | CA1249498A1 Fluid system with selective differential pressure control |
| 01/26/1989 | WO1989000517A1 Transmission |
| 01/26/1989 | WO1989000516A1 Transmission |
| 01/26/1989 | WO1989000515A1 Servo-assisted gear selector |
| 01/24/1989 | US4800497 Clutch pressure control apparatus |
| 01/17/1989 | US4799160 Clutch automation device |
| 01/17/1989 | US4798272 Hydraulically operated friction clutch having automatic wear compensating valve |
| 01/10/1989 | US4796739 Clutch actuation device |
| 01/10/1989 | US4796718 Drive slip control system for a motor vehicle |
| 01/05/1989 | DE3820874A1 Clutch device |
| 01/04/1989 | EP0236322B1 Control device for a pressure-actuated coupling clutch |
| 01/03/1989 | US4795011 Hydraulic control device for hydraulically operated friction clutch having drag preventive means |
| 01/03/1989 | CA1247980A1 Hydraulic servo for friction coupling devices of automatic transmissions |
| 12/29/1988 | WO1988010376A1 Clutch |
| 12/27/1988 | US4793454 Continuously variable transmission clutch control system |
| 12/21/1988 | EP0295738A1 A method for controlling the engagement and disengagement of an all-wheel drive in a vehicle |
| 12/21/1988 | EP0295275A1 Adaptor for operating the shaft connection of motor vehicles. |
| 12/20/1988 | USRE32803 Hydraulic circuit for activating a clutch and a throttle valve used in the circuit |
| 12/20/1988 | US4792027 Control system for a clutch for a vehicle |
| 12/20/1988 | US4792011 Arrangement for the control of the force-transmission of a four-wheel drive vehicle |
| 12/15/1988 | WO1988009734A1 A hydraulic actuator for connection to a reservoir |
| 12/14/1988 | EP0294935A2 Particle brake clutch muscle exercise and rehabilitation apparatus |
| 12/13/1988 | US4790420 Inching control system for a vehicle with automatic transmission |
| 12/13/1988 | US4790418 Transmission clutch loop transfer control |
| 12/13/1988 | US4790404 Control system for limited-slip differential gear unit associated with wheel-spinning preventive traction control system |
| 12/07/1988 | EP0294033A2 Transmission control circuit with a clutch priority valve |
| 11/30/1988 | EP0293321A2 Apparatus for controlling a fluid-pressure differential cylinder actuator |
| 11/29/1988 | US4787489 System for controlling an electromagnetic clutch for a vehicle |
| 11/23/1988 | EP0292280A1 Control system for a clutch for a motor vehicle |
| 11/15/1988 | US4784249 Clutch servos |
| 11/08/1988 | US4782930 Power transmission apparatus |
| 11/02/1988 | EP0288779A2 Transmission clutch loop transfer control |
| 11/02/1988 | EP0288666A2 Arrangement for controlling the power transmission in an all-wheel drive vehicle |
| 11/02/1988 | EP0288665A2 Arrangement for controlling the power transmission in a motor vehicle |
| 11/01/1988 | CA1244115A1 Clutch engagement control system |
| 10/25/1988 | US4779489 Control system for controlling transmission fluid pressure |
| 10/20/1988 | DE3810449A1 Wheel slip-limiting device |
| 10/19/1988 | EP0216776B1 Pressure-adjusting system for a hydraulically-operated clutch and/or brake for the drive shaft of a press |
| 10/18/1988 | US4778038 Control apparatus for automobile clutch |
| 10/13/1988 | DE3809118A1 Device for controlling an automatic motor vehicle clutch |
| 10/11/1988 | US4776641 Apparatus for the protection of a hydraulic brake system of a road vehicle against an evaporation of the brake fluid |
| 10/06/1988 | WO1988007636A1 Hydraulic clutch pressure control apparatus |
| 10/06/1988 | WO1988007457A1 Device for controlling an automatic motor vehicle clutch |
| 10/04/1988 | US4775026 Actuation of a differential lock |
| 10/04/1988 | US4774832 Engine idling speed sensing system |
| 09/29/1988 | DE3808787A1 Differential control device |
| 09/28/1988 | EP0283787A1 Special start technique for continuously variable transmission clutch control |