Patents for F16D 48 - External control of clutches (10,172)
03/1987
03/24/1987US4651855 Automatic clutch control device
03/18/1987EP0214821A1 continuously variable transmission oil pressure control system
03/17/1987US4651142 Apparatus to protect a clutch from overheating
03/17/1987US4650055 Clutch release apparatus for change speed transmission
03/17/1987US4650052 Circuit for driving solenoid clutch
03/12/1987DE3531434A1 Control for slipping clutches
03/11/1987EP0214021A1 Hydraulically controlled clutch
03/10/1987US4649458 Control circuits for electromagnetic coupling apparatus
03/10/1987US4648496 Clutch control system for a continuously variable transmission
03/10/1987US4648423 Clutch-pressure control valve
03/04/1987EP0212900A2 Method and apparatus for controlling an electro-magnetic particle clutch
03/04/1987EP0212089A1 Actuating pressure amplifier for motor vehicles
03/03/1987US4646895 Hydraulic control for a transmission with high-low powershift and masterclutch
03/03/1987US4646894 Pneumatic clutch apparatus
03/03/1987US4646891 Automatic clutch control
03/03/1987US4646519 Clutch pressure modulator valve device
02/1987
02/24/1987US4644968 Master clutch pressure and lubrication valve
02/24/1987CA1218315A1 Electric actuators
02/17/1987US4643285 Hydraulic control for a master clutch of a transmission
02/12/1987WO1987000889A1 Fuel injection nozzle for internal combustion engines
02/10/1987CA1217835A Electronic control method for vehicles
02/05/1987DE3527012A1 Drive unit with a safety device
02/03/1987US4640396 Device for controlling the operation of clutch for fluid torque converter
01/1987
01/29/1987WO1987000596A1 Control system for independent control of fluid actuated devices
01/27/1987US4638898 Clutch control system and clutch assembly using same
01/27/1987US4638720 Electro-hydraulic control system
01/20/1987US4637504 Combination range and master clutch assembly
01/15/1987DE3524615A1 Hydraulic unit for the operation of a differential lock for a motor vehicle
01/13/1987US4636912 Circuit for controlling solenoid clutch
01/13/1987US4635769 Gear protection system for grinding mills
01/13/1987US4635671 Flow and pressure control valve system
01/13/1987CA1216440A1 Variable capacity flywheel mechanism
01/07/1987EP0207685A1 Starting clutch assembly for a continuously variable transmission
01/07/1987EP0207525A2 Inching control arrangement for a vehicle with automatic transmission
01/07/1987EP0207075A1 A fluid system with selective differential pressure control
01/06/1987US4633985 Control of the supply pressure of a hydraulic actuator
01/06/1987US4633735 Automobile differential gear system
12/1986
12/30/1986US4632234 Control system for a double clutch of a power-shiftable motor vehicle transmission
12/30/1986US4632231 Method of controlling the starting of a vehicle having automatic clutch
12/30/1986US4632230 Valve system for a hydraulically controlled starting friction clutch
12/23/1986CA1215659A1 Variable speed drive unit
12/17/1986EP0205322A2 Method and apparatus for controlling an automatic clutch
12/16/1986US4629045 Automatic clutch control system
12/10/1986CN86103955A Method of and apparatus for controlling clutch
12/02/1986US4625850 Press clutch control system
12/02/1986US4625840 Hydraulic control unit for automotive transmissions
11/1986
11/25/1986US4624349 Method and apparatus for controlling an electromagnetic clutch for use on a vehicle
11/25/1986US4624291 Method of prefilling modular hydraulic control apparatus
11/25/1986US4624290 Prefilled hydraulic control apparatus for motor vehicle
11/18/1986US4623052 Method and apparatus for controlling an electromagnetic clutch for use on a vehicle
11/11/1986US4621722 Control system for vehicle transmission
11/11/1986US4621721 System for neutral position shift lever clutch disengagement
11/11/1986US4621545 Method and apparatus for controlling an automotive drive system with free-wheeling
11/05/1986EP0200160A2 Valve
11/05/1986EP0199917A2 Four-wheel drive transmission for a motor vehicle
11/04/1986US4620624 Automatic clutch control system
11/04/1986US4620560 Modulating relief valve with dual functioning load piston
10/1986
10/28/1986US4620261 Apparatus and method for controlling electromagnetic clutches and the like
10/28/1986US4619630 Belt type continuous reduction gear mechanism
10/28/1986US4619187 Fluid control for two independent actuators
10/22/1986EP0198694A1 Clutch control system for a continuously variable transmission
10/21/1986US4618123 In a fluid pressure operated clutch control circuit
10/21/1986US4618043 Method for automatic control of a motor vehicle clutch
10/21/1986US4617968 Electrohydraulic control of a spool valve for energizing a heavy duty automatic transmission clutch
10/15/1986EP0197651A1 Fluid operated clutch system
10/14/1986US4616530 Hydraulic control system for automatic transmission such as a continuously variable transmission
10/14/1986CA1212639A1 Cooling oil cut-off valve for a clutch
10/09/1986WO1986005850A1 Electromagnetic coupling or brakes with electrically changeable holding pewer
10/08/1986EP0196358A2 Electrohydraulic control of a spool valve for energizing a heavy duty automatic transmission clutch
10/07/1986US4615425 Automatic clutch control system
10/01/1986EP0195790A1 Clutch protection system.
09/1986
09/24/1986EP0195463A2 Hydraulic master-slave cylinder clutch with safety system to assure positive clutch actuation
09/23/1986US4613026 Friction clutch device
09/16/1986US4611699 Control valve for a hydraulic clutch
09/16/1986US4611698 Switch mechanism for sequential action of a double clutch mechanism
09/10/1986CN86100250A 改进的自动离合控制 Improved automatic clutch control
09/03/1986EP0193502A2 A servo friction-clutch device for automating the clutch operation in motor vehicles of any kind
09/03/1986EP0193412A2 Clutch control system
08/1986
08/28/1986WO1986004969A1 Method of controlling a speed change clutch in a transmission
08/28/1986WO1986004968A1 Start-up and shifting clutch mechanism
08/26/1986US4607670 Modular prefilled hydraulic control apparatus
08/20/1986EP0191150A1 Device for disengaging a clutch connecting a motor to a compressor
08/19/1986US4606448 Supply pressure control device for air clutch
08/19/1986US4606446 Apparatus for controlling a magnetic particle clutch for use in a vehicle
08/19/1986CA1209879A1 Hydraulic circuit for activating a clutch and a throttle valve used in the circuit
08/13/1986EP0190822A1 Pressure control valve
08/12/1986US4605112 Control system for an infinitely variable transmission with an electromagnetic powder clutch
07/1986
07/30/1986EP0189338A1 Device for the detection of gear changing for a clutch control system linked to a gearbox
07/30/1986EP0189050A1 Electronic control device for the clutch of a motor vehicle
07/30/1986EP0054551B1 Drive disengagement system
07/22/1986US4601375 Clutch apparatus for vehicles
07/15/1986US4599860 Liquid pressure apparatus
07/09/1986CN85108837A Apparatus for releasing clutch which connects the motor driving device with the compressor
07/08/1986US4598806 Vehicular electromagnetic clutch control system having a throttle switch failure detecting circuit
07/08/1986US4598545 Power transmission control apparatus
07/08/1986CA1207377A1 Differential clutch pulsing system
07/02/1986EP0186580A1 Fluid pressure servo motor
07/01/1986US4597301 Power takeoff speed control assembly
06/1986
06/19/1986WO1986003564A1 A fluid system with selective differential pressure control
06/18/1986EP0184676A2 Belt type continuous reduction gear mechanism
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