Featured patents

Wobble Plate Type Variable Displacement Compressor
US 08757045 B2, June 24, 2014, By varying reaction plate inclination relative to cylinder axes, Satoshi Terauchi / Sanden Corporation (Gunma, JP)
A wobble plate type variable displacement compressor having pistons inserted…

Method and System for Improving Vehicle Braking
US 08752475 B2, June 17, 2014, One movable part unitary with working member, Ralph Wayne Cunningham et al. / Ford Global Technologies, LLC (Dearborn, US)
A method for improving brake operation of a vehicle, comprising:…

Stack Valve Having Bucket Parallel Movement Function
US 08726786 B2, May 20, 2014, For synchronization of motors, Takashi Miki et al. / Nabtesco Corporation (Tokyo, JP)
A stack valve having a bucket parallel movement function, comprising:…

Hood-Lifting Actuator With Disarmable Return Braking Arrangement
US 08739678 B2, June 3, 2014, Reversal responsive to motive fluid pressure change, Evrard Borg et al. / Herakles (Le Haillan, FR)
A triggered stroke actuator of the type comprising a cylinder housing a movable…

Hydraulic Valve Device
US 08667884 B2, March 11, 2014, Expanding chamber inlet controlled by contracting chamber pressure or flow, Bo Andersson / Nordhydraulic AB (Kramfors, SE)
A hydraulic valve device comprising:…

Hydraulic Cylinder Cushion Device With Check Ring
US 08640600 B2, Feb. 4, 2014, Part movable with respect to working member, Yun Hyun Chung / Volvo Construction Equipment Holding Sweden AB (Eskilstuna, SE)
A hydraulic cylinder cushion device installed in a hydraulic cylinder,…

Solenoid Valve Assembly
US 08635940 B2, Jan. 28, 2014, Means to simultaneously open working chambers to inlet or exhaust, Xiangrong Shen et al. / Vanderbilt University (Nashville, US)
A system comprising:…

Lock Valve With Grooved Porting in Bore
US 08578838 B2, Nov. 12, 2013, Contracting chamber exhaust valve controlled by expanding chamber pressure or flow, Noam Davidson / Marine Canada Acquisition Inc. (Richmond, CA)
A lock valve for a hydraulic steering system comprising:…

Force Actuator
US 08528461 B2, Sept. 10, 2013, With means for selectively changing the speed or force exerted on load by the selective application of motive fluid in a single direction to one or more working members, Peter Vogt et al. / Carl Zeiss SMT GmbH (Oberkochen, DE)
An actuator arrangement, comprising:…

Hydraulic System Including Priority Based Valve Sequencing
US 08474364 B2, July 2, 2013, Pressure responsive valve divides motive fluid between motors, Duqiang Wu et al. / Eaton Corporation (Cleveland, US)
A method comprising:…

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