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Class Information
Number: 192/3.59
Name: Clutches and power-stop control > Transmission control and clutch control > Common control > Power-operated clutch > Fluid-press operated > Vacuum operated
Description: Device including provision to reduce the pressure on a portion of one of the members (or structure connected thereto) so that atmospheric pressure serves to moves that member relatively to the other member.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5806623 |
Locking hub clutch system |
Sep. 15, 1998 |
| 5469946 |
Clutch actuation system |
Nov. 28, 1995 |
| 5353890 |
Locking hub clutch system |
Oct. 11, 1994 |
| 4627512 |
Air actuated clutch for four wheel drive vehicles |
Dec. 9, 1986 |
| 4603765 |
Means for maintaining clutch disengagement where transmission is neutral |
Aug. 5, 1986 |
| 4591035 |
Control device for controlling selection of gear ratio in secondary transmission |
May. 27, 1986 |
| 4567970 |
Device for eliminating idling rattle in a vehicle gearbox |
Feb. 4, 1986 |
| 4533030 |
Clutch actuating system |
Aug. 6, 1985 |
| 4366889 |
Automatically and manually operable gear shifter |
Jan. 4, 1983 |
| 4281751 |
Automatic gear shifting method |
Aug. 4, 1981 |
| 4248333 |
Vehicle transmission with an automatic clutch |
Feb. 3, 1981 |
| 4158248 |
Mobile cleaning unit |
Jun. 19, 1979 |
| 4144424 |
Switch for vehicle transmission with automatic clutch |
Mar. 13, 1979 |
| 4072220 |
Apparatus for controlling actuating fluid pressure on vehicular friction clutch with compensation for decrease in friction coefficient at elevated temperature |
Feb. 7, 1978 |
| 4061217 |
Clutch actuating apparatus controlled by accelerator |
Dec. 6, 1977 |
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