the inner member carrying rollers intermeshing with the outer member

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CPC
F04C2/113

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C2/00Rotary-piston machines or pumps

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F04C2/113the inner member carrying rollers intermeshing with the outer member

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Patents Grantslast 30 patents

Information Patent Grant
Gerotor hydraulic pump with fluid actuated vanes
- Patent number 8,535,030
- Issue date Sep 17, 2013
- Kelly Hee Yu Chua
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
2790394
- Patent number 2,790,394
- Issue date Apr 30, 1957
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
2657638
- Patent number 2,657,638
- Issue date Nov 3, 1953
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
RELIEF DEVICE FOR OIL CIRCUIT OF ENGINE
- Publication number 20150377234
- Publication date Dec 31, 2015
- Yamada Manufacturing Co., Ltd.
- Junichi MIYAJIMA
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Gerotor hydraulic pump
- Publication number 20110200477
- Publication date Aug 18, 2011
- Kelly Hee Yu Chua
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Surface micromachined mechanical micropumps and fluid shear mixing,...
- Publication number 20040126254
- Publication date Jul 1, 2004
- Ching Jen Chen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...