| Patents for F16H 61 - Control functions within change-speed- or reversing-gearings for conveying rotary motion (47,420) |
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| 03/06/1991 | CN1011906B Blocked jaw clutch assembly |
| 03/05/1991 | US4998200 Electronic controller for an automatic transmission |
| 03/05/1991 | US4996894 In a vehicle |
| 03/05/1991 | US4996893 Speed change control device in automatic transmission for automobile |
| 03/05/1991 | CA1281102C Method for controlling amt system including speed sensor signal faultdetection and tolerance |
| 03/05/1991 | CA1281101C System for controlling the clutch torque of an electromagnetic clutch for vehicles |
| 02/28/1991 | DE4026659A1 Control system for vehicle gearbox - has arrangement in which primary and secondary shafts rotate at different speeds |
| 02/28/1991 | DE4026658A1 Pressure control for load breaking couplings - has regulating valve with shock absorber and pre tensioning piston arrangement |
| 02/28/1991 | DE4026334A1 Oil-temp.-responsive timer for vehicle automatic transmission - reduces desired value of gear-changing time to restrict frictional heating when oil temp. is higher |
| 02/28/1991 | DE3928232A1 Hydraulic hub drive with integrated pump and motor - utilises drive to spokes of wheel from whirling disc with cylinder-block by=pass for free-wheeling |
| 02/28/1991 | CA2019796A1 Technique for clutch control in continuously variable transmission systems |
| 02/27/1991 | EP0414547A2 Line pressure control system for automatic transmission |
| 02/27/1991 | EP0414088A1 Control system for a torque converter lock-up clutch |
| 02/27/1991 | EP0413932A1 Gear change device for a vehicle transmission |
| 02/27/1991 | EP0413852A1 Tracked vehicle with main and auxiliary driving wheels |
| 02/27/1991 | CN1011769B Gear shift control device for semi-automatic mechanical transmission control system |
| 02/26/1991 | US4995470 Control apparatus for hydraulic continuously variable speed transmission |
| 02/26/1991 | US4995285 Fail-safe hydraulic control valves in an automatic transmission |
| 02/26/1991 | US4995284 Accumulator control device for hydraulic control device for automatic transmission for vehicle with engine load dependent backup control |
| 02/26/1991 | US4995283 Hydraulic control system for steplessly variable power transmission |
| 02/26/1991 | CA1280624C Interlock valve and control |
| 02/21/1991 | WO1991002180A1 Positive-displacement hydraulic transmission |
| 02/21/1991 | DE4023800A1 Dipstick to measure oil level in vehicle automatic gearbox - extends through vertically arranged hollow shaft of selector and into gearbox lubricant |
| 02/21/1991 | DE3927250A1 Schaltvorrichtung Switching device |
| 02/21/1991 | DE3927249A1 Vehicular automatic gear-change with electronic control unit - has leaf-spring latching device for holding gear selector lever in either of two parallel paths |
| 02/21/1991 | DE3926795A1 Vehicular stepless automatic controller with spring buffer - incorporates compact arrangement of centrifugal force control programmer, friction clutch and couplings for power branch changeover |
| 02/20/1991 | EP0413412A1 Semi-automatic shift implementation control system |
| 02/20/1991 | EP0413116A1 Gear change device |
| 02/20/1991 | EP0413115A1 Gear change device |
| 02/20/1991 | EP0413047A1 Actuating device for a stepped toothed gearing for automotive vehicles |
| 02/19/1991 | US4993780 Regenerative braking system for car |
| 02/19/1991 | US4993527 Vehicle |
| 02/19/1991 | US4993285 Method and apparatus for controlling speed changing unit |
| 02/19/1991 | US4993284 Control device for vehicular engine continuously variable transmission system |
| 02/19/1991 | US4993283 Engine control system for vehicle with automatic transmission |
| 02/19/1991 | US4993278 Column-mounted gear selector mechanism for automatic transmission |
| 02/14/1991 | DE3925703A1 Hydrostatischer antrieb Hydrostatic drive |
| 02/13/1991 | EP0412758A2 Hydraulic control apparatus for belt-and-pulley type continuously variable transmission, incorporating fail-safe protective means |
| 02/13/1991 | EP0412718A2 Hydraulic control apparatus for vehicle transmission system, incorporating valves for reverse inhibit valve |
| 02/13/1991 | EP0412711A1 Apparatus for controlling hydraulically operated clutch in vehicle transmission system, including two valves for engaging and disengaging the clutch |
| 02/13/1991 | EP0412505A2 Hydraulic device for operating a clutch in an industrial vehicle |
| 02/12/1991 | US4991700 Selector lever apparatus for vehicle |
| 02/12/1991 | US4991672 Automatic control system for the transfer of the drive power between a tractor and a trailer |
| 02/12/1991 | US4991466 Hydraulic circuit for supplying base pressure to solenoid in an automatic transmission |
| 02/12/1991 | US4991465 Automatic control device for the gearshift of industrial vehicles |
| 02/12/1991 | US4991464 Vehicle |
| 02/12/1991 | US4991460 Vehicle |
| 02/12/1991 | US4991455 High speed deceleration of a power shift transmission |
| 02/12/1991 | US4991454 Power shift transmission shift pattern |
| 02/07/1991 | WO1991001461A1 Arrangement and process for operating a continuously variable driving unit of a motor vehicle |
| 02/07/1991 | WO1991001460A1 Continuously variable driving unit of a motor vehicle |
| 02/07/1991 | DE4022529A1 Saeulenumschalter mit schutzvorrichtung Saeulenumschalter with fender |
| 02/07/1991 | DE4020239A1 Power-shift gearbox lubrication system |
| 02/07/1991 | DE3925448A1 Vehicle gearbox selector control lever - has lever arm ratio of support, linked between gearbox and vehicle body, corresponding to that of control lever |
| 02/06/1991 | EP0411558A1 Control system for a vehicle range transmission |
| 02/06/1991 | EP0356441B1 Hydraulic pressure-regulating device, in particular for powershift gearbox in motor vehicles |
| 02/06/1991 | CN1011528B 液压系统 Hydraulic system |
| 02/05/1991 | US4991099 Control system/method for controlling shifting of a range type compound transmission using input shaft and mainshaft speed sensors |
| 02/05/1991 | US4991097 Method of stall torque management for an electronic automatic transmission system |
| 02/05/1991 | US4991096 Shutdown relay driver circuit |
| 02/05/1991 | US4990127 Power transmissi |
| 02/05/1991 | US4989702 Control system for torque converter of automatic transmission |
| 02/05/1991 | US4989477 Double transition closed throttle downshift control in an automatic transmissions |
| 02/05/1991 | US4989475 Governor arrangement in automatic transmission |
| 02/05/1991 | US4989471 Method of calibrating clutches in transmissions |
| 02/05/1991 | US4989470 Method of decelerating a power shift transmission |
| 02/04/1991 | WO1991001899A1 Hydrostatic drive for vehicles with multi-axle control, process for driving said vehicles and other components hydrostatically |
| 02/04/1991 | CA2037931A1 Hydrostatic drive for vehicles with multi-axle control, process for driving said vehicles and other components hydrostatically |
| 01/30/1991 | EP0410819A2 Hydraulic transmission for motor vehicles |
| 01/30/1991 | EP0410593A2 Shift prohibiting for automatic shift preselection mode for mechanical transmission system with semi-automatic shift implementation |
| 01/30/1991 | EP0410592A2 Shift implementation control system and method for mechanical transmission system |
| 01/30/1991 | EP0410451A2 Feedback ratio change control for transmission |
| 01/30/1991 | EP0410448A2 Ratio change control for transmission |
| 01/30/1991 | EP0410346A1 Clutch control unit |
| 01/30/1991 | EP0410345A2 Automatic transmission |
| 01/30/1991 | EP0410223A2 Electronic control system for controlling torque converter bypass clutches |
| 01/29/1991 | US4989149 Constant-speed running apparatus for vehicle |
| 01/29/1991 | US4989147 Line pressure control device for automatic transmission |
| 01/29/1991 | US4987982 System for alleviating select shock in automatic transmission |
| 01/29/1991 | US4987968 In-line solenoid transmission interlock device |
| 01/29/1991 | US4987798 Hydraulic control device for automatic transmission for vehicle with high accuracy reverse inhibition system |
| 01/29/1991 | US4987796 Internal reservoir-defining body for permitting oil expansion within a hydrostatic transmission housing |
| 01/29/1991 | US4987792 Shifting arrangement for an automatic transmission of a motor vehicle |
| 01/29/1991 | US4987790 Transmission |
| 01/29/1991 | CA1279689C2 Solenoid assembly for an automatic transmission controller |
| 01/29/1991 | CA1279554C Auxiliary coupler pressure relief hydraulic system |
| 01/27/1991 | CA2012430A1 Linkage for controlling transmission pressure reduction valve |
| 01/24/1991 | DE4021688A1 Stepless control for mechanical and hydrostatic transmission - compares speeds of input and output shafts for protection of plate clutches from damage by overspeeding |
| 01/24/1991 | DE4021686A1 Continuously variable hydrostatic and mechanical drive unit - has hydrostatic delivery vol. set to min. when starting up, and when running has two mechanical drives coupled to output shaft |
| 01/24/1991 | DE3922051A1 Verfahren und vorrichtung zur steuerung eines selbsttaetig schaltenden getriebes Method and device for controlling a switching selbsttaetig gearbox |
| 01/23/1991 | EP0408592A1 Drive mechanism with two-speed gearbox. |
| 01/23/1991 | CN2069945U Soft start hydraulic shifting gearbox |
| 01/22/1991 | US4986776 Marine shift speed equalizer |
| 01/22/1991 | US4986401 Device for controlling an automatic motor-vehicle clutch |
| 01/22/1991 | US4986396 Control system for a clutch of a motor vehicle |
| 01/22/1991 | US4986377 Belted crawler having auxiliary drive |
| 01/22/1991 | US4986143 Transmission shift control mechanism with park lock |
| 01/22/1991 | CA1279233C Static hydraulic pressure type continuously variable transmission |
| 01/22/1991 | CA1279232C Transmission control with a clutch priority valve |
| 01/19/1991 | WO1991001229A1 Hydrostatic power transfer system |