| Patents for F16D 37 - Clutches in which the drive is transmitted through a medium consisting of small particles, e.g. centrifugally speed-responsive (740) |
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| 11/09/2000 | DE19920662A1 Hydraulic servo-supported automotive clutch minimizes manual forces required during clutch operation and includes disengagement unit which effects partial counter-pressure on engagement spring |
| 11/09/2000 | DE19920660A1 Automotive servo-assisted clutch reduces the manual forces required for clutch operation |
| 08/15/2000 | US6102827 Clutch assembly with a planetary gear set |
| 08/15/2000 | US6102177 Viscous clutch assembly |
| 07/25/2000 | US6092633 Transmission |
| 07/20/2000 | DE19847405C1 Schaltkupplung Clutch |
| 07/19/2000 | EP1020660A2 A power transmission apparatus |
| 05/10/2000 | CN2377396Y Rotor for magnetic powder device |
| 05/04/2000 | DE19939356A1 Stufenlos regelbares Getriebe Continuously variable transmission |
| 03/07/2000 | US6032772 Viscous clutch assembly |
| 02/03/2000 | DE19831754A1 Viscous clutch for torque transmission comprising level regulation device |
| 11/25/1999 | DE19822595A1 Control system for power steering |
| 11/23/1999 | US5988336 Clutch with electrorheological or magnetorheological liquid pushed through an electrode or magnet gap by means of a surface acting as a piston |
| 11/02/1999 | US5977678 Magnetic coupling mechanism for use in an automotive vehicle |
| 10/19/1999 | US5967273 Magneto-rheological fluid coupling |
| 10/14/1999 | DE19815881A1 Differential for motor vehicle with rheological fluid has controllable operating mode has rotatable hollow housing with two fluid chambers |
| 10/05/1999 | US5960918 For a fan assembly |
| 08/31/1999 | US5944429 Bearing assembly and split bearing race for use in the same |
| 08/25/1999 | CN1226645A Improved magneto-rheological fluid coupling |
| 08/04/1999 | CN2331788Y Motor start clutch |
| 06/29/1999 | US5915513 Clutch with magneto-rheological operator for transfer cases and the like |
| 04/29/1999 | DE19847621A1 Compact clutch for drive unit of vehicles |
| 04/27/1999 | US5896965 Magnetorheological fluid fan clutch |
| 04/27/1999 | US5896964 Split rotor cooling fan clutch |
| 04/22/1999 | WO1999019189A1 Magnetic coupling mechanism for use in an automotive vehicle |
| 04/21/1999 | EP0909901A1 Magneto rheological fluid coupling |
| 04/06/1999 | US5890983 Cooling apparatus of a gear transmission having an electromagnetic clutch |
| 03/03/1999 | EP0899475A2 Clutch |
| 03/03/1999 | EP0899474A2 Clutch |
| 02/11/1999 | WO1999006731A1 Magnetorheological fluid devices exhibiting settling stability |
| 12/15/1998 | US5848678 Passive magnetorheological clutch |
| 12/09/1998 | EP0882904A1 Magnetorheological fluid fan clutch |
| 12/09/1998 | EP0882903A1 Split rotor cooling fan clutch |
| 12/08/1998 | US5845753 Torque transfer apparatus using magnetorheological fluids |
| 12/08/1998 | US5845752 Magnetorheological fluid clutch with minimized reluctance |
| 11/25/1998 | EP0879973A1 Magnetorheological transmission clutch |
| 10/29/1998 | DE19717703A1 Rotary oscillator for torsional testing apparatus |
| 10/20/1998 | US5823309 Magnetorheological transmission clutch |
| 10/06/1998 | US5816372 Magnetorheological fluid devices and process of controlling force in exercise equipment utilizing same |
| 09/15/1998 | US5807009 Mechanical coupling |
| 09/08/1998 | US5803219 Cooling mechanism of electromagnetic powder clutch |
| 09/03/1998 | DE19708399A1 Magneto-rheological coupling |
| 07/14/1998 | US5779013 Torque transfer apparatus using magnetorheological fluids |
| 06/30/1998 | US5773904 Electric machine having at least one clutch |
| 03/31/1998 | US5732791 Steering apparatus |
| 03/12/1998 | DE19635343A1 Device for controlled torque transfer e.g. for machine tools, automobiles and fitness equipment |
| 03/05/1998 | DE19737766A1 Visco-coupling used in planetary gearing |
| 02/03/1998 | US5713444 Electromagnetic brake/clutch |
| 12/03/1997 | EP0810382A1 Bearing assembly and split bearing race for use in the same |
| 10/15/1997 | CN1162077A Cooling structure of power transfering device |
| 08/06/1997 | EP0787921A2 Cooling structure of power transmission apparatus |
| 06/25/1997 | EP0779952A2 Magnetorheological fluid devices and process of controlling force in exercise equipment utilizing same |
| 06/04/1997 | EP0776813A1 Steering apparatus comprising magnetorheological fluid clutches |
| 04/15/1997 | US5620071 Electrically controlled force transmitting method and electrically controlled force transmitting apparatus |
| 02/04/1997 | US5598908 Magnetorheological fluid coupling device and torque load simulator system |
| 12/18/1996 | EP0748953A2 A power transmission apparatus |
| 10/16/1996 | EP0685122B1 Electric machine with at least one clutch |
| 07/25/1996 | WO1996007836A3 Magnetorheological fluid devices and process of controlling force in exercise equipment utilizing same |
| 07/23/1996 | US5538118 Electro-mechanical indexing clutch & method |
| 06/11/1996 | US5524743 Quick-acting drive devices |
| 03/14/1996 | WO1996007836A2 Magnetorheological fluid devices and process of controlling force in exercise equipment utilizing same |
| 03/14/1996 | CA2199496A1 Magnetorheological fluid devices and process of controlling force in exercise equipment utilizing same |
| 12/06/1995 | EP0685122A1 Electric machine with at least one clutch. |
| 11/28/1995 | US5469947 Fluid clutch device |
| 11/23/1995 | WO1995031649A1 Electromagnetic clutch |
| 06/14/1995 | EP0657660A1 Mechanical coupling |
| 06/11/1995 | CA2137534A1 Mechanical coupling |
| 01/25/1995 | EP0635653A2 Device for transmitting/absorbing rotational torque |
| 10/25/1994 | US5358084 Torque magnitude control using electrorheological fluids |
| 09/01/1994 | WO1994019856A1 Electric machine with at least one clutch |
| 07/27/1994 | EP0545984B1 Automatic-control device for changing the relative rotational position of shafts in an internal-combustion engine |
| 06/16/1994 | DE4318949C1 Electrical machine with motor and generator functions for vehicle hybrid drive - has rotor on outside of stator and integrated switched coupling on inside of stator |
| 04/26/1994 | US5305717 Arrangement for the automatically controlled varying of the relative rotating position of shafts in an internal-combustion engine |
| 04/06/1994 | EP0590808A1 Fluid clutch device |
| 03/29/1994 | CA2105147A1 Fluid clutch device |
| 12/08/1993 | EP0573079A2 Electromagnetic powder coupling device |
| 11/30/1993 | US5266229 Stable electro-rheological fluid having a high viscosity-increasing effect |
| 11/30/1993 | US5265998 Fastening element for the mounting of insulating strips and/or plates on a solid substructure |
| 11/03/1993 | EP0567518A1 Quick-acting drive devices |
| 04/28/1993 | EP0434785B1 Fastening element for fixing insulating strips and/or panels on a solid substructure |
| 04/06/1993 | CA1315839C Er fluid force transmission and conversion device with magnetic coupling |
| 03/09/1993 | US5191811 Damper device for a motor |
| 01/12/1993 | US5178582 Electromagnetic powder coupling device |
| 09/29/1992 | CA1308049C Magnetic particle clutch |
| 08/11/1992 | US5137128 Magnetic particle type electromagnetic clutch with torque detector |
| 08/06/1992 | WO1992013209A1 Quick-acting drive devices |
| 06/23/1992 | US5123348 Clutch and brake mechanism for franking machine employing electro-rheological fluid |
| 03/31/1992 | US5099971 Damper device of a clutch for a motor vehicle |
| 03/19/1992 | WO1992004530A1 Automatic-control device for changing the relative rotational position of shafts in an internal-combustion engine |
| 03/10/1992 | US5094328 Electro-rheological clutch apply system |
| 02/25/1992 | US5090531 Electrophoretic fluid differential |
| 01/21/1992 | US5081882 Damper device for a motor |
| 01/09/1992 | WO1992000469A1 Method and apparatus for operation control using liquid crystal, and measuring equipment for liquid crystal |
| 12/04/1991 | EP0459804A2 Electromagnetic powder coupling device |
| 10/09/1991 | EP0450824A1 Electroactive fluid torque transmission apparatus with ferrofluid seal |
| 10/08/1991 | USRE33713 Method and apparatus for controlling an electromagnetic clutch for use on a vehicle |
| 10/08/1991 | US5054593 Electrophoretic fluid torque transmission apparatus and method |
| 09/04/1991 | EP0276316B1 Magnetic particle type coupler |
| 07/10/1991 | EP0436340A2 Clutch and brake mechanism for franking machine |
| 07/03/1991 | EP0434785A1 Fastening element for fixing insulating strips and/or panels on a solid substructure. |