| 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) |
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| 02/22/1994 | US5288280 Steplessly adjustable rotary transmission |
| 02/16/1994 | CN2156342Y Ball shape mechanical friction stepless speed regulator |
| 02/15/1994 | US5286240 Shift control system for continuously variable traction roller transmission |
| 01/20/1994 | WO1994001697A1 Continuously-variable-ratio transmission of the toroidal-race rolling-traction type |
| 01/13/1994 | DE4321588A1 Stepless friction roller drive for vehicle - has first and second roller drive units and take=off gear wheel in form of bevelled wheel angled to produce tension force |
| 01/04/1994 | CA1325736C Stepless speed change traction gear |
| 12/28/1993 | US5273501 Driving hub for a vehicle |
| 12/07/1993 | US5267920 Friction roller type continuously variable transmission |
| 12/07/1993 | US5267919 Mechanic drive apparatus |
| 11/23/1993 | US5263907 Transmission of the toroidal-race rolling-traction type |
| 11/18/1993 | DE4215929A1 Steplessly-adjustable automotive transmission with cone friction discs - has discs on eccentric ring between coupled shafts in fixed bearings and further rings turning on shafts and working with others turning with housing. |
| 11/17/1993 | CN2146608Y Speed reducer for planetary friction wheel |
| 11/16/1993 | US5261863 Toroidal type continuously variable speed transmission mechanism |
| 10/28/1993 | WO1993021031A1 Improvements in or relating to control systems for drivelines including continuously-variable-ratio transmissions |
| 10/26/1993 | US5256110 Continuous infinite-ratio power transmission device |
| 10/19/1993 | US5254056 Toroidal type continuously variable transmission |
| 10/06/1993 | EP0563941A1 Power train for an automotive vehicle |
| 09/30/1993 | WO1993019308A1 Continuously variable transmission system |
| 09/29/1993 | EP0562291A1 Friction transmission |
| 09/29/1993 | EP0561949A1 Control system for a transmission of the toroidal-race rolling-traction type. |
| 09/28/1993 | US5248285 Continuously variable traction roller transmission |
| 09/22/1993 | EP0560840A1 Continuously-variable-ratio transmission of the toroidal-race rolling traction type. |
| 09/14/1993 | US5244054 Vehicle, continuously variable gear mechanism, and transport system |
| 09/07/1993 | US5242337 Continuously-variable-ratio transmissions of the toroidal-race rolling-traction type |
| 09/02/1993 | WO1993017260A1 Mechanism for gradually and smoothly varying rotational speed between a drive member and a driven member |
| 09/02/1993 | CA2130258A1 Mechanism for gradually and smoothly warying rotational speed between a drive member and a driven member |
| 08/17/1993 | US5236403 Driving hub for a vehicle, particularly a bicycle, with an infinitely variable adjustable transmission ratio |
| 08/04/1993 | EP0553601A2 A stepless speed change gear |
| 07/28/1993 | CN1074740A Stepless speed variator |
| 07/28/1993 | CN1074739A Stepless speed variator |
| 07/28/1993 | CN1074738A Stepless speed variator |
| 07/28/1993 | CN1074737A Frictional Stepless speed variator |
| 07/28/1993 | CN1074736A Stepless speed variator |
| 07/27/1993 | US5230670 Friction roller type continuously variable transmission |
| 07/27/1993 | US5230258 Gear housing for accommodating gear train of toroidal continuously variable transmission |
| 07/21/1993 | CN1074518A Covariant impulse moment driving method and method of making gearing |
| 07/14/1993 | EP0364435B1 Continuously variable differential |
| 07/14/1993 | CN2138214Y Circular plate type stepless speed regulator |
| 06/15/1993 | US5218877 Continuously variable-speed drive |
| 06/01/1993 | US5214973 Traction drive power transmission systems |
| 05/26/1993 | EP0542861A1 Improvements in or relating to transmissions of the toroidal-race, rolling-traction type. |
| 05/25/1993 | US5213415 Agitator using a planetary cone type transmission unit |
| 05/25/1993 | US5212997 Friction roller type continuously variable transmission |
| 05/19/1993 | CN2133714Y Permanent-magnetic slid difference arranger |
| 05/05/1993 | EP0540499A2 Infinitely variable traction roller transmission |
| 04/28/1993 | CN2130961Y Gearing device for friction type epicyclic transmission steples'speed variator |
| 04/20/1993 | CA1316374C Hydraulic control circuits for continuously-variable-ratio transmissions |
| 03/23/1993 | US5195933 Friction drive transmission |
| 03/18/1993 | WO1993005318A1 Variable-speed drive, particularly for vehicles |
| 03/16/1993 | US5194052 Stepless transmission for vehicles |
| 03/10/1993 | EP0530597A2 Transmission |
| 02/24/1993 | EP0528383A1 Drive hub for a vehicle |
| 02/24/1993 | EP0528382A1 Drive hub for a vehicle, in particular for bicycle, with continuous variable transmission ratio |
| 02/24/1993 | EP0528381A1 Hub, particularly for bicycles, with continuously-variable transmission |
| 02/23/1993 | US5187995 Shift control system for continuously variable traction roller transmission |
| 01/19/1993 | US5179865 Infinitely variable transmission |
| 01/13/1993 | EP0444086B1 Transmission of the toroidal-race rolling-traction type |
| 01/12/1993 | US5178043 Control valve assembly of traction drive transmission |
| 12/23/1992 | WO1992022759A1 Rotary to stepless motion converter |
| 12/22/1992 | CA1311630C Stepless variable speed drive |
| 11/17/1992 | US5163884 Friction-type stepless speed change device |
| 10/15/1992 | DE4111761A1 Friction wheel control gear with two friction wheels - has driven wheel, drive plate and driven axle, with holder containing compression spring |
| 10/07/1992 | EP0507431A1 Two-speed planetary friction accessory drive |
| 10/05/1992 | CA2059756A1 Two-speed planetary friction accessory drive |
| 09/30/1992 | CN2117629U Automatically stepless speed regulating variator |
| 09/16/1992 | EP0502909A1 Transmission of the toroidal-race rolling-traction type. |
| 09/16/1992 | CN1064530A Infinitely automatic variable speed device with steel shaft (roller) and disc |
| 09/08/1992 | US5144850 Continuously variable traction roller transmission |
| 09/02/1992 | EP0500596A1 Improvements in or relating to continuously-variable-ratio transmissions of the toroidal-race rolling-traction type. |
| 09/02/1992 | CN1018124B Rotor balancing |
| 09/01/1992 | US5142942 Conical frictional differential drive steering mechanism |
| 09/01/1992 | US5142926 Variable speed transmission mechanism |
| 08/19/1992 | CN2113384U Multi-disk and poly-ring series type stepless variable speed machine by friction |
| 08/19/1992 | CN2113383U Big speed regulation scope multi-disc friction stepless gearbox |
| 08/18/1992 | US5139466 Continuously variable transmissions |
| 08/18/1992 | US5138894 Axial loading cam arrangement in or for a traction roller transmission |
| 08/11/1992 | US5136891 Continuously variable traction roller transmission |
| 08/11/1992 | US5136890 Hydraulic control system for continuously variable traction roller transmission |
| 07/29/1992 | CN1017642B Programmed worm-and-ball transmission device |
| 07/22/1992 | EP0495343A1 Epicycloidal speed variator without bearings with axial stop of the satellite bearing disk |
| 07/21/1992 | US5131296 Traction drive transmission and lock-up control |
| 07/14/1992 | US5129869 Ring cone type stepless transmission |
| 07/09/1992 | WO1992011475A1 Transmission of the toroidal-race rolling-traction type |
| 06/25/1992 | WO1992010697A1 Continuously-variable-ratio transmission of the toroidal-race rolling traction type |
| 06/16/1992 | US5122099 Two-speed planetary friction accessory drive |
| 06/10/1992 | EP0370040B1 Continuously-variable-ratio transmissions of the toroidal race rolling traction type |
| 05/20/1992 | EP0486191A1 Continuously variable traction drive with no contact spin |
| 05/17/1992 | WO1992008912A1 Toroidalrace rolling-traction type transmission |
| 05/17/1992 | CA2096331A1 Variations for transmissions of the toroidal-race rolling-traction type |
| 05/14/1992 | CA2054861A1 Continuously variable traction drive with no contact spin |
| 05/12/1992 | US5111710 Toroidal race rolling traction transmission units |
| 04/29/1992 | CN1060748A Single-ball friction speed setting motor |
| 03/31/1992 | US5099710 Continuously variable transmission system having parallel drive paths with fluid control valve including pressure equalization |
| 03/31/1992 | US5099709 Stepless variable speed drive |
| 03/25/1992 | EP0476987A1 Differential device |
| 03/25/1992 | EP0476986A1 Differential device |
| 03/05/1992 | WO1992003671A1 Improvements in or relating to transmissions of the toroidal-race, rolling-traction type |
| 03/04/1992 | CN2097928U Steel ball, spiral slot type variable-speed drive bearing |
| 02/25/1992 | US5090951 Hydraulic control circuits for continuously-variable-ratio transmissions |
| 02/05/1992 | CN1058460A Centrifugal planetary friction drive |