Patents for F16H 61 - Control functions within change-speed- or reversing-gearings for conveying rotary motion (47,420)
06/1990
06/20/1990EP0373650A2 Continuously variable transmission system having parallel drive paths
06/20/1990EP0373649A2 Shift control system for a toroidal type continuously variable transmission
06/20/1990EP0373368A1 Device for locking a gear shift lever in a particular gear or range position, depending on a brake pedal
06/20/1990EP0373273A1 Transmission control apparatus
06/20/1990EP0373219A1 Lockup clutch control apparatus and method
06/20/1990EP0284608B1 Mechanical remote-controlled gear-shift system
06/19/1990US4935872 Method of shift selection in an electronic automatic transmission system
06/19/1990US4934496 Control for automatic transmission in a motor vehicle
06/19/1990US4934495 Lock-up clutch for four element torque converter
06/19/1990US4934218 Hydraulic control device for an automatic transmission
06/19/1990US4934209 Steering column mounted transmission gear shift mechanism having ignition key interlock
06/19/1990US4934207 Hydraulically operated transmission with reverse torque limiter
06/14/1990WO1990006458A1 Control device for a frictionally engaging clutch for a hydrodynamic torque converter
06/14/1990WO1990006457A1 A control system for the supply of pressure medium to an automatic transmission
06/14/1990WO1990006243A1 Vehicle engine control unit
06/13/1990EP0372858A2 Transmission and brake interlock system
06/13/1990EP0372357A1 Automatic transmission shift control device
06/13/1990EP0372073A1 Transmission controller
06/13/1990EP0269942B1 Semi-automatic mechanical transmission control
06/13/1990CN1042976A Planetary speed variator and automatic speed transmission
06/13/1990CN1008343B Method for controlling amt system including throttle position sensor signal fault detection and tolerance
06/13/1990CN1008342B Method for controlling amt system including start from stop clutch and fuel
06/12/1990US4933859 Constant-speed cruising control system
06/12/1990US4933851 Method of and apparatus for controlling motor vehicle during speed change operation
06/12/1990US4933850 Control and method for controlling AMT system including manually operated engine compression brake
06/12/1990US4932493 Ignition switch, brake and gearshift interlocks for a vehicle automatic transmission
06/12/1990US4932283 Locking apparatus for shift lever
06/12/1990US4932282 Timing valve for manually selected gears of an automatic transmission
06/12/1990US4932208 Hydraulic continuously variable speed transmission with direct clutch valve
06/07/1990DE3937939A1 Control unit for friction keyed bridge coupling - has axially located coupling element subjected to pressure at its end faces from operating chambers across regulating valves
06/07/1990DE3905698C1 Device for locking the gear shift lever of a motor vehicle
06/07/1990DE3840942A1 Steuereinrichtung zur druckmittelversorgung eines automatischen getriebes Control means for supplying pressure medium to an automatic transmission
06/06/1990EP0371159A1 Electropneumatical remote control for gear shifting, especially for shifting a synchronized mechanical transmission of motor vehicles
06/05/1990US4930609 Gearshift lever interlock
06/05/1990US4930376 Minimizing delay in low temperature engagement of automatic transmission clutch or brake
06/05/1990US4930375 Hydraulic control system for automatic transmission
06/05/1990US4930374 Process for the gear change of automatic or synchronized mechanic transmission of motor vehicles
06/05/1990US4930373 Brake system for automatic transmission
06/05/1990US4930372 System for engaging lock-up clutch at highest speed ratios of different operation ranges
06/05/1990US4930313 Automatic transmission pressure-regulating valve with filtered flow to outlet pressure feedback chamber
06/05/1990US4930311 Exhaust and inlet line brake valves for hydrostatic motor
06/05/1990CA1269912A1 Control system for independent control of fluid actuated devices
05/1990
05/31/1990WO1990005866A1 Process for controlling a clutch
05/31/1990WO1990005865A1 Method and apparatus for controlling transmission
05/31/1990WO1990005860A1 Improvements in or relating to transmissions of the toroidal-race rolling-traction type
05/31/1990WO1990005858A1 Hydraulic servo mechanism for automatic vehicular transmissions
05/31/1990DE3839810A1 Method for controlling the gearshift sequences of an automatic transmission of a motor vehicle
05/31/1990DE3839462A1 Drive system with steplessly adjustable output transmission ratio
05/30/1990EP0370536A1 Control for a continuous variable transmission
05/30/1990EP0370425A2 System for controlling lock-up clutch
05/30/1990EP0370040A1 Continuously-variable-ratio transmissions of the toroidal race rolling traction type.
05/29/1990US4930081 Semi-automatic mechanical transmission control and control method
05/29/1990US4930080 Control arrangement for automatic transmission
05/29/1990US4930079 Throttle-valve opening degree control for automatic step-wise transmission system
05/29/1990US4930078 Semi-automatic mechanical transmission control and control method
05/29/1990US4928795 Lubrication apparatus
05/29/1990US4928557 Hydraulic transmission controller with coupling pressure compensation
05/29/1990US4928555 Automatic transmission for vehicles in general
05/29/1990US4928545 Steering column mounted transmission gear shift mechanism
05/29/1990US4928544 Dual pressure pressurized fluid actuated shifting mechanism
05/23/1990EP0369446A2 Transient reduction ratio control during shift between two mode operations
05/23/1990EP0369008A1 Automatic transmission for wheel loader
05/23/1990EP0368922A1 Servo-assisted gear selector.
05/23/1990DE3937976A1 Vehicle clutch regulation system - compares detected difference in rotation of driving and driven shafts with limit value for clutch adjustment
05/23/1990CN1042433A Versatile control system utilizing microcontroller
05/22/1990US4928227 Method for controlling a motor vehicle powertrain
05/22/1990US4926716 Method of controlling continuously variable transmission system
05/22/1990US4926688 Parking lock for automotive vehicles
05/22/1990US4926636 Engine-control apparatus
05/17/1990WO1990005254A1 Apparatus for controlling variable-capacity hydraulic motor of a hydraulically driven vehicle
05/16/1990EP0368230A1 Hydraulic gear shift and transmission
05/16/1990EP0368140A2 Method for adjusting friction clutches or brakes
05/16/1990EP0367819A1 An electronically-controlled, adaptive automatic transmission system.
05/16/1990EP0367768A1 Control device.
05/16/1990EP0212900B1 Method and apparatus for controlling an electro-magnetic particle clutch
05/15/1990US4926328 Method of controlling transmission for vehicle
05/15/1990US4925432 Belt-type continuously variable transmission and engine speed control device therefore
05/15/1990US4924983 Propelling clutch apparatus for a working vehicle
05/15/1990US4924982 Oil pressure clutch mechanism for an automatic transmission
05/15/1990US4924979 Hydraulic lock-up control system during shifting in automatic transmission
05/15/1990US4924731 Hydraulic control device for an automatic transmission
05/15/1990CA1268963A1 Clutch-to-clutch power-on downshifting in a motor vehicle automatic transmission
05/15/1990CA1268962A1 Multi-ratio transmission
05/15/1990CA1268961A1 Multistage automatic shift control apparatus
05/10/1990DE3900320A1 Means of optimising a drive unit with electronic sensing of the specific characteristic engine data maps
05/09/1990EP0367620A1 Belt for a continously variable transmission
05/09/1990EP0367551A2 Control system for torque converter of automatic transmission
05/09/1990EP0367020A1 Method for gear shift of a change speed gear
05/09/1990EP0366665A1 Transmission.
05/09/1990EP0246353B1 Actuating device for an automatic gearbox in an automotive vehicle
05/08/1990US4923433 Transmission ratio control system for a continuously variable transmission
05/08/1990US4923042 Fuel supply control method for an engine with a fluid torque converter clutch
05/08/1990US4922804 Variable speed hydraulic unit
05/08/1990US4922769 Electrical control system for control of an automatic transmission apparatus
05/08/1990US4922717 Hydraulically operated continuously variable transmission
05/08/1990US4922715 Hydraulically operated continuously variable transmission
05/03/1990WO1990004734A1 Remote control device for gear-change boxes
05/03/1990WO1990004733A1 Speed change control method for hydraulically operated multistep transmissions
05/03/1990DE3934674A1 Electronic-hydraulic controller for motor vehicle automatic gearbox - includes two subsidiary control systems at reduced pressure involving magnetic valves and pressure control valves, respectively
05/02/1990EP0366284A1 Automatic transmission torque converter clutch control