Featured patents

Piston Pump Device
US 08783163 B2, July 22, 2014, Pivoted, Manuel Ebert et al. / Madela Holding AG (Baar, CH)
A piston pump device with a support unit, a pump cylinder, and a pump…

Air Pump Producing High Pressure
US 08857314 B2, Oct. 14, 2014, Knockdown or Flow Conduit Storage or Retrieval Means, Bahtiyar Tasyagan
An air pump for producing high pressure comprising:…

Piston Support Portion for a Piston Assembly of a Rodless Cylinder
US 08863645 B2, Oct. 21, 2014, Sealed Opening in Longitudinal Wall of Chamber for Receiving Working Member Portion, Michael Andersen et al. / Norgren GmbH (Alpen, DE)
A rodless cylinder (100) comprising a piston assembly (140) and a piston support…

Methods and Systems for Managing a Clearance Gap in a Piston Engine
US 08770090 B2, July 8, 2014, Spaced Cylinder and Piston Walls Define Passage Between Opposed Piston Side Wall Ends, Matt Svrcek et al. / EtaGen, Inc. (Menlo Park, US)
An assembly comprising:…

Gas Spring Piston With Partial Bellows Support Feature and Gas Spring Assembly Including Same
US 08739683 B2, June 3, 2014, Rolling diaphragm, Stephen C. Street et al. / Firestone Industrial Products Company, LLC (Indianapolis, US)
A gas spring assembly comprising:…

High-Pressure Fuel Pump
US 08720316 B2, May 13, 2014, With Non-Sealing Cleaning Means, Hans-Peter Deeg / Dr. Ing. h.c. F. Porsche Aktiengesellschaft (Stuttgart, DE)
A high-pressure fuel pump comprising:…

Length-Adjustable Piston Cylinder Unit Comprising a Safety Device
US 08714074 B2, May 6, 2014, Includes interfitting parts engageable at plural positions including position intermediate stroke limits, Christian Eiletz et al. / Suspa GmbH (Altdorf, DE)
A length-adjustable piston cylinder unit comprising…

Axial Piston Machine With Rotation Restraint Mechanism
US 08689674 B2, April 8, 2014, Parallel cylinders, Noel Stephen Duke et al. / Duke Engines Limited (Auckland, NZ)
An axial piston machine acting as a thermodynamic engine, compressor, motor…

Single-Acting Pneumatic Cylinder for Use on a Locomotive Platform
US 08695479 B2, April 15, 2014, Relatively movable elongated part within stem, Matthew D. Mitsch / Wabtec Holding Corp. (Wilmerding, US)
A pneumatic cylinder comprising:…

Method of Calibrating a Connecting Rod Arrangement and Connecting Rod Arrangement
US 08596187 B2, Dec. 3, 2013, With Linkage or Transmission Having Relatively Movable Members, Marten Nommensen et al. / Secop GmbH (Flensburg, DE)
A method of calibrating a connecting rod…

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