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 9 - Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
Patents for F16H 9 - Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members (5,673)
03/1992
03/10/1992US5094652 Belt driven continuously variable transmission
03/10/1992US5094129 Hydraulic control apparatus for vehicle continuously variable transmission, having means for limiting increase in input shaft speed after the speed rises to predetermined level with vehicle speed
03/03/1992US5092434 Control strategies for a dual range infinitely variable transmission
02/1992
02/25/1992US5090947 Friction transmission provided with a pair of sheaves
02/18/1992US5089964 Hydraulic transmission control system
02/11/1992US5086671 Quick downshift control in hybrid continuously variable transmission
02/04/1992US5085107 Apparatus for controlling hydraulically operated continuously variable vehicle transmission, having means for changing power transmitting capacity with input torque
01/1992
01/28/1992US5083982 System for controlling a continuously variable transmission of a motor vehicle
01/22/1992EP0467519A1 Pulse width modulation technique
01/20/1992CA2043916A1 Pulse width modulation technique
01/15/1992CN2093265U Two-stage automatic gearbox
01/08/1992CN2092631U Non-round chain wheel gear-drive for vehicle
01/07/1992US5078653 Multistep sprocket wheel device for a bicycle
12/1991
12/26/1991WO1991019918A1 Drive device
12/24/1991US5075860 Continuously variable transmission control system
12/24/1991US5074826 Variable speed transmission
12/24/1991US5074166 Continuous speed variable transmission control method
12/17/1991US5073859 Ratio control for continuously variable transmission
12/17/1991US5073157 Mechanically variable transmission
12/03/1991US5069086 Belt ratio controller for a continuously vaiable transmission
12/03/1991US5069083 Continuous speed variable transmission control apparatus
11/1991
11/27/1991EP0458450A1 An adaptive clutch control system for a continuously variable transmission
11/27/1991EP0458435A2 Continuously variable transmission power train configuration
11/25/1991CA2039682A1 Adaptive torsional damping device for a continuously variable transmission
11/25/1991CA2036153A1 Continuously variable transmission power train configuration
11/14/1991WO1991017373A1 Drive mechanisms
11/12/1991US5064036 Adaptive torsional damping device for a continuously variable transmission
10/1991
10/29/1991US5062050 Continuously variable transmission line pressure control
10/29/1991US5062049 Control method and apparatus for continuously variable transmissions
10/29/1991US5060768 Creep control for a continuously variable transmission
10/22/1991US5059161 Rotational control apparatus
10/17/1991DE4111195A1 Multistaged switch gear - consists of gear rim with auxiliary gear rim, with drive chain or belt and links
10/17/1991DE4010667A1 Side bar chain for continuously variable transmission - has additional holding and crossbar integral frame units of titanium alloy construction
10/16/1991EP0451887A1 Electronically controlled continuously variable transmission
10/15/1991US5057061 Continuously variable speed transmission
10/13/1991CA2039215A1 Electronically controlled continuously variable transmission
10/10/1991DE4011011A1 Steplessly variable chain drive - has two large wheels to carry small wheels to carry small wheels which can be moved radially
09/1991
09/27/1991WO1991014613A1 Variable ratio drive system
09/27/1991CA2079228A1 Variable ratio drive system
09/25/1991EP0447801A2 Mechanically variable transmission
09/24/1991US5050457 Continuously variable transmission
09/18/1991EP0446497A1 Continuously variable transmission
09/10/1991US5046991 Continuously variable speed transmission
09/10/1991US5046576 Control system for a transfer device of a four-wheel drive vehicle with a continuously variable belt-drive transmission
09/05/1991WO1991013271A1 Process for changing a step-by-step variable gear
09/03/1991US5045028 Cone disk transmission, especially for motor vehicles
09/03/1991CA1288261C Speed-shifting device
08/1991
08/27/1991US5042328 Hydraulic transmission control system
08/27/1991US5042326 System for controlling continuously variable transmission
08/27/1991US5042325 Control system for steplessly variable power transmission
08/14/1991EP0440977A1 Motor vehicle, particularly tractorette
08/08/1991WO1991011594A1 Rotational control apparatus
08/08/1991DE4026003A1 Belt drive with automatic speed regulation - has effective diameter of driven pulley varied by centrifugal force
07/1991
07/24/1991EP0269631B1 V-belt pulley and drive
07/23/1991US5033989 Continuously variable chain transmission and lubricating system
07/23/1991CA1286526C Variable speed pulley
07/17/1991EP0436974A1 Method for controlling the tension in a driving belt of a continuously variable transmission
07/17/1991CN2081014U Driver adapted to external resistance change of motorcycle
07/16/1991US5031481 Electro-hydraulic control system for a dual-pass continuously variable transmission
07/10/1991CN2080589U Stepless drive for screw pump
07/03/1991EP0435560A2 Hydraulic control apparatus for vehicle continuously variable transmission, having means for limiting increase in input shaft speed after the speed rises to predetermined level with vehicle speed
07/03/1991EP0435558A2 Hydraulic control apparatus for continuously variable transmission, having shift control valve whose gain is changed with vehicle speed
06/1991
06/26/1991EP0433929A2 Speed shift control system of a continuous transmission
06/25/1991US5026331 Rocker joint pin type CVT chain
06/25/1991US5025686 Automatic transmission apparatus for vehicle
06/20/1991DE4040502A1 Stepless transmission gear ratio adjuster - corrects lower limit and prevents degradation of transmission power by holding prim. and sec. belt speed ratio within range
06/18/1991US5024310 Clutch pressure control device for continuously variable transmission
06/12/1991EP0431771A2 Electro-hydraulic control system for a dual-pass continuously variable transmission
06/12/1991EP0431691A1 Friction transmission provided with a pair of sheaves
06/11/1991US5022285 Motor vehicle
06/09/1991CA2030104A1 Electro-hydraulic control system for a dual-pass continuously variable transmission
05/1991
05/28/1991US5019020 Transverse element for a driving belt
05/23/1991DE4036683A1 Continuously adjustable cone pulley - consists of pair of cone pulleys with control
05/07/1991US5013284 Variable ratio drive system
05/07/1991US5013283 Adjustable pulley with improved support structure
05/07/1991US5012910 Transmission ratio control system for a continuously variable transmission
05/07/1991US5012697 Revolution controller for a continuously variable transmission
05/07/1991US5012696 Line pressure control system for a continuously variable transmission
04/1991
04/30/1991US5011461 Transmission provided with a driving belt and V-shaped pulleys
04/30/1991US5011458 Continuously variable transmission using planetary gearing with regenerative torque transfer and employing belt slip to measure and control pulley torque
04/24/1991EP0424005A2 Line pressure control system for a continuously variable transmission
04/24/1991EP0423932A1 Dual range infinitely variable transmission
04/24/1991EP0296155B1 Continuously variable transmission
04/23/1991US5009127 Transmission ratio control system for a continuously variable transmission
04/18/1991CA2024186A1 Continuously variable transmission line pressure control
04/18/1991CA2023866A1 Dual range infinitely variable transmission
04/17/1991EP0422767A2 CVT hydraulic start clutch
04/12/1991CA2022792A1 Cvt hydraulic start clutch
04/11/1991DE3932342A1 Continuously adjustable sprocket wheel - has segment carriage and control disc, with toothed segments
04/10/1991EP0421241A2 Apparatus for controlling continuous variable transmission
04/10/1991EP0421202A2 Method for controlling a continuously variable transmission
04/10/1991EP0421183A2 Continuous speed variable transmission control apparatus
04/09/1991US5006094 Self-positioning belt tensioner
04/09/1991US5006092 Continuously variable transmission power train configuration
04/04/1991WO1991004188A1 Self-positioning belt tensioner
04/02/1991US5004450 Belt for a continuously variable transmission
03/1991
03/27/1991EP0419101A1 Apparatus for controlling hydraulically operated continuously variable vehicle transmission, having means for changing power transmitting capacity with input torque
03/21/1991WO1991003667A1 Self-positioning belt tensioner
03/20/1991EP0417909A2 Control method and apparatus for continuously variable transmissions
03/20/1991CN1050081A Self-positioning belt tensioner
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