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 15 - Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
Patents for F16H 15 - Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members (3,956)
01/2000
01/13/2000WO2000001963A1 Differential device and method of manufacturing the device
01/12/2000EP0971159A2 Frictional roller type continuously variable transmission
01/05/2000EP0969229A2 Continuously variable transmission system
01/05/2000EP0815369B1 Toroidal-type continously-variable-ratio transmission
01/05/2000DE19928967A1 Infinitely variable ratio gearbox using toroidal rollers
01/05/2000DE19927268A1 Infinitely variable ratio transmission using toroidal rollers
01/05/2000DE19926509A1 Toroidal type stepless transmission for motor vehicles
01/05/2000DE19829109A1 Stageless friction wheel transmission
12/1999
12/30/1999DE19928603A1 Transmission ratio control apparatus to control gearbox of vehicle in specified control cycle
12/30/1999DE19828544A1 New way of positioning friction wheel of infinitely variable friction gear
12/29/1999EP0967413A1 Toroidal continuously variable transmission
12/23/1999DE19826892A1 Stageless friction wheel transmission
12/21/1999US6004239 Friction type continuously variable speed changing mechanism
12/21/1999CA2194143C Coupling link
12/21/1999CA2003334C Improvements in or relating to transmissions of the toroidal-race rolling-traction type
12/16/1999DE19860518A1 Scheibe für stufenlos verstellbares Toroidgetriebe Disc for continuously variable toroidal transmission
12/16/1999DE19826591A1 Automotive toroidal gear has epicyclic gear with three or more
12/16/1999DE19826381A1 Infinitely variable rolling toroid gear has rollers made up of sub-units
12/16/1999DE19826096A1 Infinitely variable wheel and disk drive gear has input shaft directly fixed
12/16/1999DE19826057A1 Infinitely variable wheel and disk drive gear
12/14/1999US6001042 Continuously variable transmission with ratio synchronizing system
12/14/1999US6000707 Linear driving apparatus
12/14/1999CA2194595C Power lift mechanism for mower deck
11/1999
11/30/1999US5993349 System for lubricating reverse sensor of toroidal type continuously variable transmission
11/28/1999WO1999058883A1 An hydraulic control circuit for a continuously-variable-transmission
11/28/1999CA2330605A1 An hydraulic control circuit for a continuously-variable-transmission
11/24/1999EP0959269A2 Flow valve
11/23/1999US5989150 Full toroidal type continuously variable transmission
11/23/1999US5989149 Automatic friction wheel transmission
11/18/1999DE19921864A1 Twin gear pulley arrangement
11/18/1999DE19822194A1 Stageless friction wheel gear
11/18/1999DE19821417A1 Stageless friction wheel gear
11/18/1999DE19821415A1 Stageless friction wheel gear
11/17/1999EP0890044B1 Roller assembly
11/16/1999US5984829 Speed change controller for continuously variable transmission
11/16/1999US5984827 Toroidal type continuously variable transmission
11/16/1999US5984826 Toroidal continuously variable transmission for preventing the loosening of a loading nut
11/16/1999US5984820 Motor vehicle transmission having a continuously variable transmission ratio
11/11/1999WO1999057460A1 Infinitely variable toroidal drive
11/11/1999DE19820071A1 Stufenloses Reibradgetriebe Variable friction gear
11/09/1999US5980420 Control system for toroidal type continuously variable transmission
11/09/1999CA2008770C Transmissions of the toroidal-race rolling-traction type
11/04/1999WO1999056037A1 Continuously variable traction roller transmission
11/04/1999WO1999056036A1 Cooling fluid supply to hydraulically actuated rollers in a continuously-variable-ratio transmission
11/02/1999US5976053 Method of manufacturing traction rollers for continuously variable transmissions and traction rollers resulting therefrom
11/02/1999US5976049 Supporting wall structure of toroidal type infinitely variable automatic transmission
10/1999
10/28/1999WO1999054646A1 A roller control unit for a continuously-variable-ratio transmission
10/28/1999WO1999054645A1 Roller gear, especially a toroidal gear
10/28/1999DE19817955A1 Roller gearing esp. ring winding gear for use in automobiles
10/26/1999US5971886 Toroidal-type continuously variable transmission
10/26/1999US5971885 Roller assembly
10/05/1999US5961417 Continuously adjustable transmission arrangement
09/1999
09/29/1999CN1229890A Lubricating structure of stageless speed variator
09/15/1999EP0942199A2 Toroidal continuous variable transmission
09/14/1999US5951435 Trunnion arrangement for a toroidal type continuously variable transmission
09/09/1999DE19903013A1 Drive roller bearing for infinitely variable semi circular transmission gear
09/08/1999CN2337346Y Tumbler coaxle planetary frication type stepless speed change machine
09/07/1999US5947861 Control system for a continuously variable transmission capable of varying the gear ratio in a continuous or step-wise manner
09/02/1999DE19851876A1 Maximum inclusion estimation system for steel components used in toroidal stepless transmission
08/1999
08/25/1999EP0937913A2 Speed control device of toroidal type continuously variable transmission
08/25/1999CN1226954A Toroidal continuously variable transmission
08/12/1999WO1999040345A1 Continuously variable transmission with ratio synchronizing system
08/10/1999US5935039 Non-finite speed change ratio transmission device
08/05/1999WO1999039115A1 Infinitely adjustable rolling-contact gears
08/05/1999DE19900838A1 Manufacture of toroidal gear by extending gear disc
08/05/1999DE19804011A1 Stufenlos verstellbares Wälzgetriebe Infinitely adjustable rolling contact
08/04/1999EP0933560A1 Speed variator for a driving shaft with mechanical transmission for machine tools or motor vehicles
08/04/1999EP0933559A2 Friction roller type continuously variable transmission
07/1999
07/21/1999EP0930449A2 Roller assembly for piston actuator
07/21/1999EP0930448A1 Toroidal type continuously variable transmission
07/20/1999US5924953 Friction cone gearing
07/15/1999WO1999035417A1 A continuously variable transmission device
07/08/1999WO1999034134A1 Shaft support for an infinitely-variable-ratio transmission
07/08/1999WO1999034133A1 Drive mechanism for infinitely-variable-transmission
07/08/1999DE19851995A1 Infinitely variable ball and spline drive
07/01/1999DE19757017A1 Friction drive with continuously variable transmission for vehicles
06/1999
06/30/1999CN2326784Y Friction speed-reducing device
06/30/1999CN1221480A CVT control system
06/30/1999CN1221479A Variator control system
06/29/1999US5916057 Zero spin infinitely variable traction roller transmission
06/24/1999DE19756151A1 Continuous friction gear with drive shaft
06/24/1999DE19756150A1 Continuous friction gear with drive shaft, two input and two output shafts
06/23/1999CN1043808C Epicycle train regid mechanism
06/17/1999WO1999030059A1 Infinitely variable friction gear
06/17/1999DE19754725A1 Stufenloses Reibradgetriebe Variable friction gear
06/10/1999DE19753372A1 Stageless friction wheel transmission for drive machine or vehicle
06/02/1999DE19852875A1 Half toroidal stepless transmission used for motor vehicle
06/02/1999DE19852249A1 Infinitely-variable toroidal gear with a precisely known gear ratio
06/02/1999DE19850867A1 Stepless toroidal transmission has carbonitrided and hardened steel bearing rings and-or drive disks
05/1999
05/27/1999DE19850135A1 Drive roller bearing for continuously adjustable toroidal vehicle drive system
05/25/1999US5906032 Coupling link
05/20/1999DE19814849A1 Infinitely-variable heavy duty gear for vehicles and ships
05/19/1999EP0916873A2 Motor vehicle gearbox with infinitely variable reduction ratio
05/19/1999EP0767880B1 Coupling link
05/19/1999CN1216807A Grooved wheel and column gearing transmission
05/12/1999EP0914573A1 A toroidal drive type transmission and components thereof
05/12/1999DE19851092A1 Infinitely variable gear box for vehicles and machines
05/11/1999US5902208 Dual cavity toroidal type continuously variable transmission
05/11/1999US5902207 Oil pressure controller for continuously variable transmission
05/06/1999DE19747676A1 Compact gear box
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