Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16H - Gearing › F16H 61 - Control functions within change-speed- or reversing-gearings for conveying rotary motion
Patents for F16H 61 - Control functions within change-speed- or reversing-gearings for conveying rotary motion (47,420)
07/1989
07/11/1989US4846020 Vehicular automatic transmission control system with gear shift inhibitor
07/11/1989US4846019 Ratio control for continuously variable transmission
07/11/1989US4845951 Static hydraulic continuously variable transmission
07/11/1989CA1257108A1 Single control, variable speed drive
07/11/1989CA1257107A1 Control system for a four-speed automatic transmission
07/06/1989DE3839319A1 Gear shift device for motor vehicles
07/05/1989EP0323339A2 Governor arrangement in automatic transmission
07/05/1989EP0323257A2 A system for controlling an internal combustion engine for motor vehicles equipped with an automatic transmission
07/05/1989EP0323174A2 Transmission ratio control system for a continuously variable transmission
07/04/1989US4845621 Speed control apparatus
07/04/1989US4845618 Hydraulic pressure control for reducing engagement shock of automatic transmission
07/04/1989US4844223 Arrangement for braking a gearbox component
07/04/1989US4844221 Control system of a selector mechanism for a continuously variable transmission
07/04/1989US4844127 Actuating mechanism for a transmission control system
07/04/1989US4843922 Hydraulic control system for automatic transmission
07/04/1989US4843920 Combined forward pressure and torque converter control for automatic transmission
07/04/1989US4843918 System for controlling a continuously variable transmission having a torque converter
07/04/1989US4843917 Accumulator control for hydraulic actuating pressure of automatic transmission friction clutch or brake
07/04/1989US4843916 Automatic transmission control apparatus responsive to type of engine fuel
07/04/1989US4843915 Electronic control system for automatic vehicle transmission with means for determining abnormal operation of vehicle speed sensor
07/04/1989US4843913 Transmission ratio control system for a continuously variable transmission
07/04/1989US4843909 Automatic transmission control method
07/04/1989US4843902 Control system for powershift transmission clutches
07/04/1989US4843901 Electric shift apparatus with manual override
07/04/1989US4843817 Integrated hydraulic transmission
06/1989
06/29/1989WO1989005936A1 Continuously variable transmission
06/29/1989WO1989005934A1 Gear shift controller for automatic transmission
06/29/1989WO1989005757A1 Process and apparatus for filling a constant speed drive
06/29/1989DE3841386A1 Constant speed of travel control device
06/29/1989DE3812327A1 Method for the adjustment of a double clutch transmission and double clutch transmission
06/29/1989DE3742041A1 Control device for a motor vehicle
06/28/1989EP0322202A2 Dual hydrostatic drive transmission
06/28/1989EP0322111A2 Event sequenced clutch-to-clutch downshift for an electronically controlled automatic transmission
06/28/1989EP0321992A1 Hydraulic system in an electrohydraulic control for an automatic transmission for an automotive vehicle
06/28/1989EP0321921A1 Infinitely variable speed transmission with a variable diameter pulley system
06/28/1989EP0321873A2 Dual clutch transmission and its adjustment method
06/28/1989EP0321622A1 Apparatus for controlling continuously variable automotive transmission
06/28/1989EP0321509A1 Automatic transmission
06/27/1989US4843551 Failure mode shift pattern alteration for an electronically controlled transmission
06/27/1989US4842010 Locking mechanism
06/27/1989US4841939 Kick down control system
06/27/1989US4841816 Hydraulic control for a power transmission with a manual range selector valve
06/27/1989US4841815 Fuzzy control system for automatic transmission
06/27/1989US4841814 System for controlling the pressure of oil in a system for a continuously variable transmission
06/27/1989US4841813 Oil pressure circuit for an automatic transmission
06/27/1989US4841793 Electric shift apparatus
06/21/1989EP0321453A2 Transmission ratio selector mechanism
06/21/1989EP0320857A2 Hydromechanical drive system, such as a coupling, transmission or the like
06/20/1989US4841445 Electronically controlled automatic transmission
06/20/1989US4840263 Hydraulic control device for 4WD torque distribution clutch providing stabilized pressure characteristics
06/20/1989US4840092 Hydraulic control device for automatic transmissions
06/20/1989US4840091 Transmission shift mechanism
06/14/1989EP0320117A2 Semi-automatic mechanical transmission control and control method
06/14/1989EP0319925A2 System for controlling automotive automatic transmission
06/13/1989US4838954 Pressure regulator
06/13/1989US4838836 Control valve for a continuously variable transmission
06/13/1989US4838835 Variable speed pulley
06/13/1989US4838403 Overtravel stop activated control valve
06/13/1989US4838397 Apparatus for controlling vehicle having an automatic transmission system
06/13/1989US4838227 Method of preventing vibration noise in change-speed gearboxes, in particular of motor vehicles
06/13/1989US4838126 Electro/hydraulic control system for an automatic transmission
06/13/1989US4838125 System for shift control in automatic transmission
06/13/1989US4838124 System for integrally controlling automatic transmission and engine
06/13/1989CA1255570A1 Single lever shift
06/07/1989EP0319089A2 Safety device for hydraulic closed circuit
06/07/1989EP0319035A1 A stepless speed variator of a belt type
06/07/1989EP0318635A1 Infinitely variable transmission
06/07/1989EP0318540A1 Continuously variable transmission
06/07/1989EP0318474A1 An electronic servo change gear, for making automatic the gear change.
06/06/1989US4836057 Method of controlling speed change clutches in a transmission
06/06/1989US4836056 Control apparatus for vehicle power transmitting system including continuously variable transmission
06/06/1989US4836055 System for controlling a line pressure in an automatic transmission for motor vehicles
06/06/1989US4836054 Reduction ratio control for continuously variable transmission
06/06/1989US4836052 Compact change speed transmission
06/01/1989WO1989004930A1 Pump arrangement for a gearbox
05/1989
05/31/1989EP0318076A1 Automatic transmission for vehicles
05/31/1989EP0318062A2 Hydraulic system in an electro-hydraulic control for an automatic transmission for an automotive vehicle
05/31/1989EP0317936A2 Electro/hydraulic control system for an automatic transmission
05/31/1989EP0114816B1 Solenoid operated pressure regulation
05/30/1989US4835694 Control system for automatic transmission
05/30/1989US4833947 Diagnostic system for a kickdown switch in an automotive vehicle
05/30/1989US4833946 Variable force solenoid pressure control for an automatic transmission
05/30/1989US4833945 Vehicular automatic transmission control system
05/30/1989US4833944 Transmission ratio control system for a continuously variable transmission
05/30/1989CA1254974A1 Adaptive direct pressure shift control for a motor vehicle transmission
05/30/1989CA1254814A1 Multi-function valve
05/24/1989EP0317290A2 Method of controlling speed reduction ratio in a continuously variable speed transmission
05/24/1989EP0317289A2 Method of controlling speed reduction ratio for a continuously variable speed transmission
05/24/1989EP0317214A2 Centrifugally controlled two-speed accessory drive
05/24/1989EP0316869A2 Automated mechanical transmission system for use in commercial vehicles
05/24/1989EP0316679A1 Vehicle drive line shift control system and method
05/24/1989EP0316629A2 Variable force solenoid pressure control for an automatic transmission
05/24/1989DE3838442A1 Pump arrangement in a transmission
05/24/1989CN1033093A Control device for speed-change mechanism
05/23/1989US4833613 Method for controlling AMT system including throttle position sensor signal fault detection and tolerance
05/23/1989US4833612 Constant speed control for a motor vehicle
05/23/1989US4832661 Apparatus and method for maintaining alternator output above predetermined levels
05/23/1989US4831900 System for controlling rate of speed change in automatic transmission
05/23/1989US4831899 Hydraulic control means
05/23/1989US4831898 Transmission ratio control system for a continuously variable transmission
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