| Patents for F16H 13 - Gearing for conveying rotary motion with constant gear ratio by friction between rotary members (1,513) |
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| 07/30/1991 | US5035152 Speed increaser for woodworking tools |
| 07/02/1991 | US5027668 Loading cam mechanism for toroidal type continuously variable transmission |
| 06/25/1991 | US5025671 High ratio planetary type traction roller transmission |
| 06/04/1991 | US5021035 Traction drive unit |
| 04/25/1991 | DE3934884A1 Auxiliary drive mechanism for IC engine - incorporates tension wheel pressing against belt and driving shaft |
| 04/24/1991 | EP0296155B1 Continuously variable transmission |
| 03/14/1991 | DE3930408A1 Speed reduction gearbox for high speed electric motor - employs friction drive for variable torque, low noise speed reduction giving long life without lubrication |
| 01/29/1991 | US4987789 Swivel disk friction gearing |
| 01/22/1991 | US4986797 XY positioning apparatus |
| 01/02/1991 | CA1278441C Gearless differential speed reducer |
| 12/19/1990 | CN1047912A Stepped and radially-pressed adhering transmission |
| 10/31/1990 | CN1010247B Gearless differential speed reducer |
| 10/25/1990 | DE4012060A1 Kontinuierliches variables getriebe Continuously variable transmission |
| 10/24/1990 | EP0393483A2 Adjustment device for a friction drive |
| 10/18/1990 | WO1990012224A1 A high precision drive mechanism and x, xy-positioner using the same |
| 10/03/1990 | EP0389790A2 Loading cam mechanism for a toroidal type continuously variable transmission including lubricating means |
| 10/02/1990 | US4960405 Traction drive spindle device |
| 08/28/1990 | US4951517 Rotational driving apparatus with frictional engagement and robot using the same |
| 08/21/1990 | US4950110 Rotating tool and traction drive unit therefor |
| 07/24/1990 | CA1271917A1 Measuring apparatus to determine the dimensions of an object in three dimensions |
| 05/08/1990 | US4923434 High precision drive mechanism |
| 04/24/1990 | US4919011 Roller speed reduction drive |
| 04/17/1990 | US4918344 Electric motor with frictional planetary speed reducer |
| 04/17/1990 | US4916981 Hollow roller |
| 02/07/1990 | CN1039474A Planet friction drive |
| 01/24/1990 | EP0352252A1 Epicyclic friction gear |
| 01/24/1990 | CN2051695U Bearing transmission speed variator |
| 11/28/1989 | US4883075 Dual-rod cigarette manufacturing machine |
| 11/01/1989 | CN2046947U Electric friction speed-reducing push-rod |
| 08/10/1989 | WO1989007212A1 Planetary transmission and method of assembling it |
| 08/10/1989 | WO1989005261A3 Marine trolling motor with traction drive |
| 07/27/1989 | DE3905345A1 Device for frictionally driving an object, in particular a drum |
| 07/12/1989 | EP0323824A1 Tilting-rollers traction drive |
| 07/11/1989 | US4846008 Traction roller transmission |
| 07/05/1989 | CN1004723B Floating autocompact friction gearing |
| 06/27/1989 | US4841792 Variable loading roller |
| 06/15/1989 | WO1989005261A2 Marine trolling motor with traction drive |
| 05/31/1989 | EP0317834A1 Axial planetary friction drive |
| 05/24/1989 | EP0192684B1 Friction wheel torque converter |
| 05/23/1989 | US4832630 Marine trolling motor with traction drive |
| 05/17/1989 | CN2037793U Self-differential reducer rolling-bearing |
| 05/16/1989 | US4829851 Gearless differential speed reducer structure |
| 05/11/1989 | DE3736788A1 Auxiliary drive for vehicles |
| 04/12/1989 | EP0311306A1 Roller drive assembly |
| 02/28/1989 | CA1250452A1 Automatic torque converter drive with friction wheels |
| 02/07/1989 | US4802386 Precision rotary positioning mechanism |
| 01/25/1989 | EP0300870A1 Elastic pressure ring for speed reducers or multipliers with at least one output, such as for accessory drives in vehicles |
| 01/05/1989 | DE3720978A1 Planet gear |
| 12/28/1988 | EP0296155A1 Continuously variable transmission. |
| 12/13/1988 | US4790078 Measuring apparatus to determine the dimensions of an object in three dimensions |
| 12/01/1988 | DE3717499A1 Double-cone roller drive |
| 11/09/1988 | CN86201760U Slip type speed reducer |
| 11/08/1988 | US4782723 Traction roller transmission |
| 07/27/1988 | EP0276085A1 Planetary transmission systems |
| 07/27/1988 | EP0275818A1 Backlashfree shiftable friction reverse gearing |
| 07/14/1988 | WO1988005138A1 Continuously variable transmission |
| 06/08/1988 | CN86107997A Symmetrical micro-cone closed and pressed type adhesive transmitting noiseless speed reducer |
| 05/31/1988 | US4747324 Roller drive assemblies |
| 04/19/1988 | US4738651 Steplessly adjustable belt-type transmission |
| 04/13/1988 | CN87106948A Floating autocompact friction gearing |
| 04/13/1988 | CN86106479A Differential mechanism of extra high transmission ratio |
| 04/12/1988 | US4736654 Transmitting unit |
| 04/12/1988 | US4736642 For the infinitely variable automatic transmission of force |
| 04/05/1988 | US4735597 Infinitely variable transmission system with a hydraulically operated damping member |
| 03/15/1988 | US4730504 Axial cam structure |
| 02/09/1988 | US4723360 Rotary apparatus of die unit for manufacturing core lamination assembly |
| 12/22/1987 | US4713977 Friction-disk transmission comprising a tiltable disk |
| 12/01/1987 | US4709589 Fixed ratio traction roller transmission |
| 12/01/1987 | US4709587 Friction drive for automotive and truck accessories |
| 10/28/1987 | CN86204630U Wedge flexible roller for driving |
| 10/20/1987 | US4701816 Capstan friction drive apparatus of tape recorder |
| 10/14/1987 | CN86100548A Epicyclic wheel train with a wheel whose center of axle is not fixed |
| 09/08/1987 | US4691595 Planetary transmission based on friction |
| 08/26/1987 | CN86206723U Sealed planetary gear train reducer |
| 08/13/1987 | DE3603676A1 Compact mechanism with coupling and reversing function |
| 08/12/1987 | EP0231990A1 Roller drive assemblies |
| 08/04/1987 | US4684358 Continuously variable transmission and control |
| 07/22/1987 | CN86203254U Conical roller frictional speed reducing (increasing) unit |
| 06/10/1987 | EP0224949A1 Friction-disk transmission comprising a tiltable disk |
| 06/03/1987 | EP0223870A1 Continuously variable belt drive |
| 05/27/1987 | EP0222929A1 Continuously variable belt drive |
| 05/19/1987 | US4665771 Hypocyclic drive |
| 04/21/1987 | US4658674 Traction roller transmission with fixed transmission ratio |
| 04/08/1987 | EP0113784B1 Friction drive of tape recorders |
| 03/17/1987 | US4650442 Continuously variable transmission |
| 03/10/1987 | US4648288 Power transmitting device |
| 02/17/1987 | US4643047 Speed reducing gearing mechanism employing trochoidally formed gear surfaces for rolling torque transmission |
| 02/04/1987 | CN86105527A Speed reducing mechanism |
| 01/22/1987 | DE3525820A1 Friction discs which provide guidance |
| 01/07/1987 | EP0207206A2 Gearless differential speed reducer |
| 12/30/1986 | EP0138895B1 Device for driving a rigid wire pressed between two groove rollers |
| 12/24/1986 | CN86104457A Gearless differential speed reducer |
| 12/16/1986 | US4629105 Apparatus for driving a taut rigid wire between two grooved wheels |
| 11/04/1986 | US4620455 Traction roller transmission |
| 10/21/1986 | US4617838 Variable preload ball drive |
| 10/08/1986 | EP0196650A1 Transmitting unit |
| 09/03/1986 | EP0192684A1 Friction wheel torque converter. |
| 08/19/1986 | CA1209823A1 Epicyclic transmission having free rolling roller driving elements |
| 06/18/1986 | EP0184865A1 Infinitely variable transmission |
| 06/10/1986 | US4593574 Torque-dependent pressure mechanism for continuously adjustable ball-type planetary gear set |