| Patents for F16D 23 - Details of mechanically-actuated clutches not specific for one distinct type; Synchronisation arrangements for clutches (6,775) | 
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| 09/24/1998 | DE19711971A1 Morphologie-Matrix einer Kurzverzahnung Morphology of a matrix splines | 
| 09/23/1998 | EP0812398B1 Disk synchronisation | 
| 09/22/1998 | US5810144 Clutch actuator for a motor vehicle friction clutch | 
| 09/22/1998 | US5810141 For coupling two rotational elements | 
| 09/22/1998 | US5809830 Control device, especially for a motor vehicle clutch | 
| 09/17/1998 | WO1998040637A1 Clutch thrust block | 
| 09/15/1998 | US5806646 Friction clutch with mechanically-operated concentric disengagement device | 
| 09/10/1998 | DE19709056A1 Seal for automotive clutch bearing | 
| 09/10/1998 | DE19708041A1 Disengaging system for activating a frictional clutch | 
| 09/09/1998 | EP0863325A1 Method and device for adjusting a clutch control cylinder | 
| 09/08/1998 | US5803271 Centrifugal force separator | 
| 09/08/1998 | US5803218 Reverse brake for manual transmissions | 
| 08/19/1998 | EP0859161A1 Clutch actuating device with a self-aligning elastic member | 
| 08/18/1998 | US5794752 Adapted to operate a clutch | 
| 08/12/1998 | EP0857976A1 Method for measuring the relative movement of at least two moving parts | 
| 08/12/1998 | CN1190164A Driveline clutch with unidirectional apply ball ramp | 
| 08/04/1998 | US5788924 Wear resistant copper alloy and synchronizer ring made thereof | 
| 08/04/1998 | US5788036 Synchronizing arrangement for a gear transmission | 
| 07/29/1998 | EP0855531A2 Pin-type synchronizer | 
| 07/28/1998 | US5785164 Declutching device for a clutch, especially for motor vehicles | 
| 07/28/1998 | US5785162 Re-indexing manual transmission synchronizer | 
| 07/23/1998 | DE19701538A1 Heavy commercial vehicle gear box has synchromesh locking mechanism | 
| 07/23/1998 | DE19701483A1 Raised structure production on sintered component(s) | 
| 07/21/1998 | US5782564 Clutch release bearing | 
| 07/21/1998 | US5782331 Transmission shift system | 
| 07/16/1998 | DE19755081A1 Friction clutch for vehicles | 
| 07/15/1998 | EP0853268A2 Manual operating element to be mounted on a shaft | 
| 07/14/1998 | US5780170 Sychronizing ring having a sintered friction coating | 
| 07/09/1998 | WO1998029670A1 Device for vehicle transmission | 
| 07/02/1998 | WO1998028162A1 Clutch control system | 
| 07/01/1998 | EP0710330B1 Gearbox shift system with a synchronising arrangement | 
| 06/30/1998 | CA2225902A1 Clutch actuator | 
| 06/23/1998 | US5769198 Pin-type synchronizer | 
| 06/17/1998 | EP0848178A2 Driveline clutch with unidirectionally applied ball ramp | 
| 06/10/1998 | EP0846883A1 Synchro for gearbox and method of pointing the teeth of a sintered synchro part | 
| 06/10/1998 | DE3991165C2 Clutch release bearing | 
| 06/10/1998 | DE19650577A1 Clutch activation device with clutch pedal for vehicle | 
| 06/10/1998 | CN1184043A Hand-operated and automatic conversion device | 
| 06/03/1998 | EP0845615A1 Clutch release assembly | 
| 06/02/1998 | US5761592 Process for producing a sliding member and a process for producing a composite layer member | 
| 06/02/1998 | US5758757 Wire ring retaining collar and release device for a pull type clutch mechanism | 
| 06/02/1998 | US5758753 Modular synchronizer assembly | 
| 05/27/1998 | CN1182840A Friction clutch and technological design | 
| 05/20/1998 | EP0843107A1 Synchronizer for a gearbox. | 
| 05/20/1998 | CN1182177A Synchronizer | 
| 05/19/1998 | USRE35796 Self-energizing synchronizer | 
| 05/19/1998 | US5752373 Non-riding commercial lawn mower having an end shaft mounted clutch | 
| 05/14/1998 | DE19749681A1 Automatic gearbox for motor-vehicle with manual transmission decoupling | 
| 05/13/1998 | EP0841496A1 Self-centering clutch release bearing and method for assembling | 
| 05/13/1998 | EP0841495A1 Pin-type synchronizer | 
| 05/13/1998 | EP0783638A4 Fabric arrangement and method for controlling fluid flow | 
| 05/06/1998 | CN1180797A Pin-type synchronizer | 
| 04/30/1998 | DE19718232C1 Operating control assembly for friction clutch of motor vehicle | 
| 04/22/1998 | EP0836685A1 Clutch release bearing mounting | 
| 04/15/1998 | EP0836025A1 Pin-type synchronizer | 
| 04/14/1998 | US5738196 Pin-type synchronizer | 
| 04/14/1998 | US5738195 Pin-type synchronizer | 
| 04/14/1998 | US5738194 Synchronizer | 
| 04/09/1998 | DE19730747A1 Power transmission device used in motor vehicles | 
| 04/08/1998 | EP0834668A2 Synchronizer for an automotive transmission | 
| 04/08/1998 | EP0834667A1 Pin-type synchronizer | 
| 04/08/1998 | EP0834666A1 Pin-type synchronizer | 
| 04/08/1998 | CN1178295A Pin-type synchronizer | 
| 04/08/1998 | CN1178294A Pin-type synchronizer | 
| 04/07/1998 | US5735767 Add-on two-speed compounder | 
| 04/01/1998 | CN1177684A Pin-type synchronizer | 
| 03/25/1998 | EP0719389B1 Control device, particularly for a motor vehicule clutch | 
| 03/18/1998 | CN1176684A Disk synchronisation | 
| 03/18/1998 | CN1176352A Low Inertia ball ramp actuator | 
| 03/05/1998 | DE19635182A1 Synchronous locking coupling for vehicle transmissions | 
| 03/03/1998 | US5722164 Method of making a toothed gear | 
| 02/26/1998 | DE19734784A1 Kupplungspedalanschlagkonstruktion Clutch pedal stop construction | 
| 02/25/1998 | EP0825356A2 Ball ramp actuator | 
| 02/25/1998 | CN1174301A System and method for preventing gear hopout in compound transmission | 
| 02/24/1998 | US5720203 Twin-clutch-type-transmission | 
| 02/19/1998 | WO1998006957A1 Clutch release bearing arrangement | 
| 02/19/1998 | DE19632250A1 Synchromesh lock in vehicle gearbox | 
| 02/10/1998 | US5715921 Friction clutch with auxiliary spring to assist the release force | 
| 02/10/1998 | US5715920 Friction clutch with auxiliary spring to assist the release force | 
| 02/05/1998 | DE19631186A1 Vehicle clutch release bearing pressure applied to ball | 
| 02/03/1998 | US5713447 Synchronizer with self-energizing | 
| 02/03/1998 | US5713446 Low inertia ball ramp actuator | 
| 01/29/1998 | DE19731747A1 Automotive back-gear sliding pinion and stem gear | 
| 01/29/1998 | DE19703250A1 Vehicular clutch disengagement mechanism wire ring secured by wedge-shaped collar | 
| 01/28/1998 | EP0821175A1 Synchronizer ring for a gearbox synchronizer | 
| 01/27/1998 | US5711186 Reverse synchronizer mechanism of manual transmission for a vehicle | 
| 01/22/1998 | DE19580558C1 Synchromesh mechanism for change speed gear | 
| 01/21/1998 | EP0819864A1 Compact synchronizer for a gearbox, especially for a motorvehicle | 
| 01/14/1998 | EP0818637A1 Friction unit | 
| 01/07/1998 | EP0816704A1 Double synchroniser for alternatively connecting two gears to a gear box shaft | 
| 01/02/1998 | DE19724614A1 Pressure device for clutch release bearing of vehicle | 
| 01/02/1998 | DE19626194A1 Synchronising device for gearbox of road vehicle | 
| 12/31/1997 | WO1997049934A1 Synchronizing device in a vehicle gearbox | 
| 12/31/1997 | CN1168953A Driveline retarder with ball ramp loaded friction plates | 
| 12/30/1997 | US5701984 Synchronizer for automobile transmission | 
| 12/30/1997 | US5701983 Clutch device | 
| 12/30/1997 | CA2027532C Synchronizer | 
| 12/29/1997 | EP0814282A2 System and method for preventing gear hopout in a compound transmission | 
| 12/29/1997 | EP0814274A2 Fixing device for the trunnion of a pressure cylinder to a clutch pedal of an automobile | 
| 12/23/1997 | US5701574 Method of producing a sliding sleeve for the synchronizer means of a change-speed gear |