| Patents for F16D 48 - External control of clutches (10,172) |
|---|
| 12/29/1981 | CA1115170A1 Auxiliary spring assisted valve linkage |
| 12/22/1981 | CA1114718A1 Inching valve of the hydraulic balance type |
| 11/24/1981 | US4301908 Antivibration device for a clutch pedal |
| 11/24/1981 | CA1113066A1 Drive system for grinding mills |
| 11/17/1981 | CA1112542A1 Detent release for power shift transmission selector valve |
| 11/03/1981 | US4298113 Drive system for grinding mills |
| 10/21/1981 | EP0038113A2 Clutch control apparatus |
| 10/20/1981 | US4295551 Automatic clutch system |
| 10/13/1981 | US4294278 Pressure modulating valve |
| 10/13/1981 | CA1110558A1 Centrifugal pressure release valve for a hydraulic clutch |
| 09/23/1981 | EP0036070A2 Pressure regulating hydraulic circuit and valve |
| 09/17/1981 | WO1981002641A1 Pressure regulating hydraulic circuit and valve |
| 09/15/1981 | US4289222 Engine-clutch control interlock system |
| 09/15/1981 | US4289221 Hydraulic control system |
| 08/26/1981 | EP0034315A2 Motor vehicle with differential pawl |
| 08/18/1981 | US4283970 Automatic transmission line pressure control |
| 08/06/1981 | WO1981002188A1 A locking differential control system |
| 08/04/1981 | US4281676 Pressure modulating selector valve |
| 07/28/1981 | US4280583 Automatic differential control apparatus |
| 07/28/1981 | CA1106039A1 Controlled power clutch |
| 07/23/1981 | WO1981002049A1 Vehicle differential control system |
| 06/30/1981 | US4275804 Controlling and operating device for friction clutches for motor vehicles |
| 06/30/1981 | US4275607 Power transmission having power take-off shaft and fluid control means therefor |
| 06/25/1981 | WO1981001690A1 Differential lock control |
| 06/23/1981 | US4274521 Synchronized hydropneumatic control of clutch and gearbox |
| 06/23/1981 | CA1103550A1 Pressure modulating selector valve |
| 06/09/1981 | US4271951 Check valve apparatus for oil pressure operated clutch |
| 06/09/1981 | CA1102765A1 Snap action thermally responsive fluid control valve |
| 05/19/1981 | US4267907 Clutch control apparatus of an automotive power transmission |
| 05/12/1981 | US4266643 Reversing transmission |
| 05/12/1981 | CA1100846A1 Multi-function steering and brake control valve |
| 05/05/1981 | US4265346 Control valve mechanism for hydraulic clutch in a power transmission mechanism |
| 05/05/1981 | US4265144 Detent release for power shift transmission selector valve |
| 04/21/1981 | US4262784 Device with a jack for controlling a gear box synchromesh, and method for using same |
| 04/14/1981 | US4261455 Centrifugal pressure relief valve for a hydraulic clutch |
| 04/14/1981 | CA1099166A1 Clutch mechanism |
| 03/03/1981 | US4253414 Method and apparatus for clutch control in the operation of a ship's propulsion system having a diesel motor |
| 02/24/1981 | CA1096446A1 Multiple rate electrical energy metering system and method |
| 02/10/1981 | US4249647 Friction clutch having a centrifugally actuated hydraulic control valve |
| 02/03/1981 | US4248333 Vehicle transmission with an automatic clutch |
| 01/07/1981 | EP0021877A1 Transmission mechanism comprising a clutch and a multiple-ratio gear-box |
| 01/07/1981 | EP0020363A1 Bidirectional power transmission system |
| 01/06/1981 | CA1092918A1 Clutch mechanism for an engine accessory |
| 12/09/1980 | US4238017 Clutch mechanism |
| 11/28/1980 | EP0015919A4 Pressure modulating selector valve. |
| 11/25/1980 | US4235415 Auxiliary spring assisted valve linkage |
| 11/18/1980 | US4234066 Dual stage fluid clutch motor with electric controls including time delay |
| 10/28/1980 | US4230152 Multi-function control valve |
| 10/14/1980 | US4227602 Hydraulic power clutch control system having an inching valve |
| 10/01/1980 | EP0016436A2 Servo valve |
| 10/01/1980 | EP0015919A1 Pressure modulating selector valve. |
| 09/23/1980 | US4223533 Device for the power-assisted control of a hydraulic transmitter |
| 09/16/1980 | US4222469 Inching control system for industrial lift trucks |
| 08/26/1980 | US4219109 Oil pressure control means for an automatic transmission |
| 08/26/1980 | US4218938 Control system for a differential gear lock mechanism |
| 08/12/1980 | US4216852 Hydraulic control system for automatic transmissions of motor vehicles |
| 08/12/1980 | US4216851 Transmission clutches with fully-resetting modulator-load-piston |
| 06/12/1980 | WO1980001153A1 Bidirectional power transmission system |
| 05/27/1980 | US4204591 Control means for hydraulic clutches |
| 05/27/1980 | US4204590 Control means for hydraulic clutches |
| 05/20/1980 | CA1077746A1 Vehicle transmission with an automatic clutch |
| 05/06/1980 | CA1077156A1 Electric switch apparatus for an automatic clutch in an automotive power train using a manual power transmission system |
| 05/06/1980 | CA1076927A1 Hydraulic clutch control system |
| 04/29/1980 | US4200175 Control device for a motor vehicle clutch |
| 04/22/1980 | US4199048 Clutch control system with thermostatic regulator valve |
| 04/08/1980 | CA1075041A1 Vehicle transmission with an automatic clutch |
| 03/25/1980 | US4194720 Transmission control |
| 01/23/1980 | EP0007151A1 Transmission clutches with fully-resetting modulator-load piston |
| 01/15/1980 | US4183424 Vehicle gearchange lever with clutchswitch |
| 01/08/1980 | CA1069344A1 Clutch control apparatus of an automotive power transmission |
| 01/08/1980 | CA1069343A1 Transmission and control with centrifugal dump valve |
| 12/25/1979 | US4179887 Hydraulic control with delay |
| 12/25/1979 | CA1068625A Fluid operated clutch |
| 11/20/1979 | CA1066642A1 Fluid actuated operator and clutch linkage |
| 10/09/1979 | US4170276 Motor with selectable speed clutch |
| 10/04/1979 | WO1979000723A1 Pressure modulating selector valve |
| 10/03/1979 | EP0004513A1 Hydropneumatic control device for clutch engagement with synchronised gear box locking |
| 09/04/1979 | US4166975 Multiple rate electrical energy metering system and method |
| 07/31/1979 | US4162712 Vehicle differential control |
| 07/24/1979 | US4161895 Hydraulic control system for automatic transmission |
| 07/17/1979 | CA1058481A1 Inching control system for industrial lift trucks |
| 06/26/1979 | US4159051 Hydraulic clutch control system |
| 06/19/1979 | US4158404 Electric switch apparatus for an automatic clutch in an automotive power train using a manual power transmission system |
| 06/12/1979 | CA1056320A1 Pressure limiting arrangement for a hydraulic clutch inching valve |
| 05/22/1979 | US4155436 Control means for drive equipment |
| 04/24/1979 | CA1053094A1 Marine propulsion control system |
| 04/17/1979 | CA1052661A1 Hydraulic control system for a power transmission |
| 03/13/1979 | US4144424 Switch for vehicle transmission with automatic clutch |
| 03/06/1979 | US4142488 Apparatus for preventing excessive running speed for internal combustion engine, especially for motor vehicles |
| 03/06/1979 | CA1049883A1 Modulation control valve |
| 02/13/1979 | US4138846 Accumulator for hydraulic control system |
| 02/06/1979 | US4138004 Transmission clutches with sequence valve and piston-controlled pressure modulator |
| 02/06/1979 | CA1047881A1 Speed control valve for a fluid operated clutch |
| 02/06/1979 | CA1047799A1 Hydraulic control system for power shift transmission |
| 01/30/1979 | US4136576 Countershaft type power transmission |
| 01/23/1979 | US4135610 Brake operated transmission clutches with fully-resetting modulator-load-piston |
| 01/16/1979 | US4134543 Snap action thermally responsive fluid control valve |
| 01/16/1979 | CA1046381A1 Shift modulating control accumulator |
| 01/02/1979 | US4132302 Transmission clutches with fully-resetting modulator-load-piston |
| 12/12/1978 | US4129148 Clutch modulator |