Patents for F16H 61 - Control functions within change-speed- or reversing-gearings for conveying rotary motion (47,420)
06/2000
06/21/2000EP1009943A1 Method for adjusting the smooth engagement of a gear ratio shfit, and related transmission device
06/21/2000EP1009942A2 Control device for a variable speed gear
06/21/2000DE19959470A1 Procedure for controlling operation of frictionally engaged torque-transmitting assembly in drive train of car has speed variations of input and output components detected, correlation
06/21/2000DE19957272A1 Car has hydraulic device with valve device having connection(s) to control gear ratio change and connection(s) to hold gear ratio.
06/21/2000DE19948627A1 Überdrehzahlsteuersystem für ein hydromechanisches Antriebssystem Overspeed control system for a hydro-mechanical drive system
06/21/2000DE19858543A1 Electro-hydraulic control device of car's auto gearbox has by manual unlocking of park lock device, control valve hydraulically controlled and thereby forwards gear applied.
06/21/2000DE19858541A1 Electro-hydraulic control device of car's auto gearbox has with failure of control apparatus, solenoid pressure control valves switched without current plus shifting into third or fifth gear
06/21/2000DE19858263A1 Verfahren zum Überwachen eines stufenlosen Getriebes A method of monitoring a continuously variable transmission
06/21/2000DE19857961A1 Procedure for monitoring auto gearbox by electronic control apparatus of gearbox has electronic control apparatus monitoring actual gear with help of variation of gearbox input speed and output speed outside shifting processes
06/21/2000DE19857222A1 Hydraulic system for operation of a continuously variable transmission has a pressure reducing valve
06/21/2000CN1257019A Control system of secondary variator for assembling type speed variator
06/21/2000CN1053624C Method and apparatus of vehicle transmission control by assured minimum pulse width
06/20/2000US6078857 Apparatus for deciding a shift pattern suitable for a driver's driving habit using neural network operation and fuzzy inference and a control method thereof
06/20/2000US6078856 Closed-loop adaptive fuzzy logic hydraulic pressure control for an automatic transmission
06/20/2000US6077192 Control apparatus for hydraulically operated vehicular transmission
06/20/2000US6077191 Driving force control system using target driving torque, gear ratio and inertial torque to determine engine torque during shifting
06/20/2000US6077190 Automotive vehicle control apparatus including means for preventing interference between running stability control means and controls of devices in power transmitting system
06/20/2000US6077188 Lock-up control method of automatic transmission
06/20/2000US6077187 Electronic transmission control system with fail-safe system for automotive vehicle with continuously variable automatic transmission
06/20/2000US6077186 Internal combustion engine starting drive control system for hybrid vehicle
06/20/2000US6077185 Toroidal type continuously variable transmission
06/20/2000US6077182 Relay valve with latch area for controlling a friction device
06/20/2000US6076622 System and method for intelligent cruise control using standard engine control modes
06/20/2000US6076556 Connection device for a hydraulic control unit made of light metal
06/20/2000US6076430 Electrical transmission range shift system
06/20/2000US6076421 Shift-lever devices with support for plate spring
06/20/2000US6076420 Power transmission changeover devices for four-wheel drive vehicles
06/20/2000US6076416 Reverse gear transmission
06/20/2000US6076414 Shift range control system for automatic transmissions
06/20/2000US6076350 Hydrostatic drive system for a vehicle
06/20/2000CA2123839C Compound transmission
06/20/2000CA2123661C Compound transmission having splitter type auxiliary section
06/18/2000CA2291434A1 Method and apparatus for rapid transmission brake release
06/15/2000WO2000035053A1 Control unit for an automatic gearbox
06/15/2000WO2000034692A1 Method for controlling an automatic transmission
06/15/2000WO2000034691A1 Method for controlling an automatic transmission
06/15/2000WO2000034096A1 Vibration damper for damping fluid vibrations in a hydraulic system
06/15/2000DE19959629A1 Hydraulic controller for vehicle automatic gearbox controls control pressure variation for gear change according to choke opening data stored at defined time before change decision point
06/15/2000DE19957333A1 Detecting torque phase start for clutch-controlled automatic gear change involves evaluating change component at given frequency or greater resulting from transfer torque generation
06/15/2000DE19909965A1 Gearshift lock for speed change gearboxes of motor vehicles has cams or spring elements with locking cams installed directly on spherical body on gearshift lever or on bearing shell of spherical body
06/15/2000DE19856732A1 Gear change controller for continuous automatic gearbox for motor vehicle with electronic controller controls gear changes depending on input signals reproducing ambient conditions
06/15/2000DE19856697A1 Schwingungsdämpfer zur Dämpfung von Flüssigkeits-Schwingungen in einem hydraulischen System Vibration damper for damping vibrations in a hydraulic fluid system
06/15/2000DE19856671A1 Steuerung für ein Automatgetriebe Control for an automatic transmission
06/15/2000DE19855971A1 Monitoring operation of temperature sensor for automatic transmission of motor vehicle by comparing with temperature of reference junction to detector error
06/14/2000EP1008785A2 Automatic shift for a two speed hydrostatic motor of a compact agricultural tractor
06/14/2000EP1007869A1 Continuously variable transmission
06/14/2000EP1007867A2 Gearshift lever with blocking rod
06/13/2000US6076034 Vehicle driving controller
06/13/2000US6076032 Control system for vehicle for controlling the driving force depending on operating conditions of the vehicle
06/13/2000US6076031 Speed ratio controller and control method of toroidal continuously variable transmission
06/13/2000US6074326 Lock-up control system for vehicle drivetrain with torque converter
06/13/2000US6074325 Shift control unit of automatic transmission
06/13/2000US6074319 Ratio change control system for multiple ratio transmission
06/13/2000US6073740 Process for tuning the switching state of a torque converter lock-up clutch in an automatic gear box
06/13/2000US6073716 Hydraulic system for vehicular traction drive
06/13/2000US6073511 Shift changing device for torque converter
06/13/2000US6073508 Column shift adapter
06/13/2000US6073507 Shift control unit of electric-power assist transmission
06/13/2000US6073444 Combination valve including improved neutral valve for use in hydrostatic transmission
06/13/2000CA2153724C Adaptive pull-away ratio selection
06/08/2000WO2000032967A1 Cooling a control device of the gearbox of a motor vehicle
06/08/2000WO2000032966A1 Assembly for an electronic element and a hydraulic element of a control device for the automatic transmission of a motor vehicle
06/08/2000WO2000032960A1 Gear type automatic transmission and car using the gear type automatic transmission
06/08/2000WO2000011376A3 Control device in a motor vehicle
06/08/2000WO2000003912A3 Shifting device for a motorcycle transmission
06/08/2000DE19957724A1 Hydraulic controller for vehicle automatic gearbox has fail-safe arrangement for delivering fail-safe hydraulic pressure to at least two servos to achieve any transmission ratio if solenoid fault occurs
06/08/2000DE19956091A1 Vehicle automatic gearbox controller has pressure setting command generator that disengages friction device based on results of two disengagement determination devices
06/08/2000DE19856326A1 Verfahren zum Steuern eines Automatgetriebes A method for controlling an automatic transmission
06/08/2000DE19856320A1 Verfahren zum Steuern eines Automatgetriebes A method for controlling an automatic transmission
06/08/2000DE19855321A1 Kühlung eines Steuergerätes eines Kraftfahrzeuggetriebes Cooling a control unit of a motor vehicle transmission
06/08/2000DE19855319A1 Anordnung einer Elektronikeinheit und einer Hydraulikeinheit eines Steuergerätes für ein Automatgetriebe eines Kraftfahrzeuges Arrangement of an electronic unit and a hydraulic unit of a control device for an automatic transmission of a motor vehicle
06/08/2000DE19844440A1 Motordrehzahlführung über die Wandlerüberbrückungskupplung bei einem stufenlosen Getriebe (CVT) Motor speed command via the converter bridging clutch in a continuously variable transmission (CVT)
06/07/2000EP1006298A2 Speed change control method of hydraulic driving apparatus for vehicles and speed changing device
06/07/2000EP1006297A2 Automatic transmission
06/06/2000US6073072 Apparatus and method for monitoring revolution speed value detected by means of revolution speed sensor to determine occurrence of abnormality in revolution speed sensor applicable to continuously variable transmission for vehicle
06/06/2000US6073071 Apparatus for controlling pressure reduction of frictional coupling device to shift down automatic transmission of motor vehicle
06/06/2000US6070485 Pushbutton solenoid shifter
06/02/2000WO2000031442A1 Method for controlling a gear-change operation in automatic transmissions
06/02/2000WO2000030885A2 Selector device for the gearbox of a motor vehicle
06/02/2000WO2000013927A3 Interaction between a drive train and an electric machine with several self-adjusting speed increasing ratios
05/2000
05/31/2000EP1004469A2 An hydraulic drive system
05/31/2000EP1003986A1 Shifting device in a variable speed gearbox with pressure regulating valves for working and feed pressure
05/31/2000EP0883762B1 Emergency hydraulic control for continuously variable transmission with expanded manually-operated valve
05/31/2000EP0798148B1 Locking device for a selector lever
05/31/2000DE19956528A1 Damping device for gearbox
05/31/2000DE19956527A1 Gear change control process for mechanical gearbox controlled by electrical system with servo device
05/31/2000DE19955799A1 Arrangement for controlling automatic gearboxes has controller that changes initial working pressure value in agreement with drive force during transition period between coupling states
05/31/2000DE19930997A1 Arrangement for controlling hydraulic vehicle drive has pressure regulating valve acting as choke activated by high pressure in hydraulic fluid flowing from hydraulic motor to variable pump
05/31/2000DE19854254A1 Verfahren zur Steuerung eines Schaltvorganges in Automatikgetrieben Method for controlling a switching operation in automatic
05/31/2000DE19853824A1 Automated motor vehicle drive train has parallel force transfer paths; second force transfer path transfers torque to drive shaft during force transfer interruption in first transfer path
05/31/2000DE19755076C2 Automatgetriebe mit Rückschalt-Funktion Automatic transmission with downshift function
05/30/2000US6070119 Clutch pressure control for improved transmission engagements and shifts
05/30/2000US6070118 Transmission control system using road data to control the transmission
05/30/2000US6070117 Speed change control system for synchromesh type transmission
05/30/2000US6068576 Hydraulic control system for automatic transmission
05/30/2000US6068575 Control apparatus for hydraulically operated vehicular transmission
05/30/2000US6068569 Automatic transmission hydraulic control system with parallel lubrication and cooler circuits
05/30/2000US6068565 Continuously variable speed transmission
05/30/2000US6068564 Continuously variable transmission with belt-driven pulley system
05/30/2000US6068237 Proportional variable bleed solenoid valve with single adjustment pressure calibration