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Class Information
Number: 92/79
Name: Expansible chamber devices > With fluid purifying means > Means separates gas from liquid
Description: Apparatus in which the fluid is a liquid and the separating or filtering means is adapted to remove a gaseous fluid entrained in said liquid.










Patents under this class:

Patent Number Title Of Patent Date Issued
7644647 Hydraulic actuating device for actuating a shift rod in particular of a gearbox for motor vehicles Jan. 12, 2010
7100372 Vehicle air compressor device Sep. 5, 2006
6918336 Rotary hydraulic machine Jul. 19, 2005
6663359 Pump chamber having at least one spacer for inhibiting the pumping of a gas Dec. 16, 2003
6648311 Assembly and method of exercising an airplane landing gear strut Nov. 18, 2003
6568926 Fluid metering pump May. 27, 2003
6382923 Pump chamber having at least one spacer for inhibiting the pumping of a gas May. 7, 2002
6305521 Hydraulically actuated piston with an air bleed Oct. 23, 2001
6237334 Hydraulic actuation device May. 29, 2001
6179568 Piston pump and method of reducing vapor lock Jan. 30, 2001
6113365 Piston pump Sep. 5, 2000
6032936 Fluid mount including a partitionless compensator Mar. 7, 2000
6029447 Spring brake actuator with filtered vent openings Feb. 29, 2000
6004117 Displacement pump Dec. 21, 1999
5983778 Telescopic hydraulic hoist apparatus Nov. 16, 1999
5823294 Lubrication mechanism in compressor Oct. 20, 1998
5697287 Hydraulic power cylinder Dec. 16, 1997
5501577 Gas operated pump leak preventer Mar. 26, 1996
5476370 Oil pump subject to pumping a two phase flow Dec. 19, 1995
5390586 Self-bleeding hydraulic cylinder Feb. 21, 1995
5363742 Air over oil intensifier Nov. 15, 1994
4887514 Oil separation and gas pressure equalizer means for reciprocating gas compressor Dec. 19, 1989
4886424 Multi-piston swash plate type compressor with damping arrangement for discharge reed valves Dec. 12, 1989
4832082 Hydraulic pilot operated directional control valve May. 23, 1989
4784040 Control system for expelling liquid from a pneumatic actuator Nov. 15, 1988
4741177 Oil separator in a coolant system May. 3, 1988
4721185 Oil container arrangement for vehicles Jan. 26, 1988
4648998 Charge forming apparatus Mar. 10, 1987
4582468 Suction muffler for hermetic motor compressors having m-shaped oil separation element Apr. 15, 1986
4560324 Automatic purger for a hydraulically controlled double diaphragm pump Dec. 24, 1985
4497176 Brake system pressure bleed device Feb. 5, 1985
4415315 Swash-plate type compressor having an improved lubricant oil feeding arrangement Nov. 15, 1983
4412787 Swash-plate type compressor having an improved lubricant oil feeding arrangement Nov. 1, 1983
4402493 Vehicle height adjusting device Sep. 6, 1983
4392788 Swash-plate type compressor having oil separating function Jul. 12, 1983
4347046 Swash plate compressor Aug. 31, 1982
4290345 Refrigerant compressors Sep. 22, 1981
4283997 Refrigerant compressors Aug. 18, 1981
4103762 Method and device for repairing damaged bleeder valve apertures Aug. 1, 1978
4103492 Reservoir in master cylinder of vehicle braking system Aug. 1, 1978
3968731 Fluid motor for swinging booms Jul. 13, 1976
3935790 Integral power steering assembly Feb. 3, 1976











 
 
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