F04C 2/02

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Description

Class  F04C : ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS


Subclass 2/02: Rotary-piston machines or pumps (with non-parallel axes of co-operating members F04C 3/00; with the working-chamber walls at least partly resiliently deformable F04C 5/00; with fluid ring or the like F04C 7/00; rotary-piston pumps specially adapted for elastic fluids F04C 18/00, F04C 19/00; rotary-piston machines or pumps in which the working-fluid is exclusively displaced by, or exclusively displaces, one or more reciprocating pistons F04B) of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
10570552 Laundry-care appliance comprising a metering systemMar 23, 16Feb 25, 20BSH Hausgeräte GmbH
10436194 Motor driven compressorNov 17, 14Oct 08, 19Kabushiki Kaisha Toyota Jidoshokki
10294939 Angular synchronization of stationary and orbiting plate scroll blades in a scroll pump using a metallic bellowsMar 19, 16May 21, 19Agilent Technologies, Inc.
10265448 Fluid pump changeable in diameter, in particular for medical applicationSep 30, 16Apr 23, 19ECP Entwicklungsgesellschaft mbH
10247185 Fluid pumpFeb 25, 15Apr 02, 19DELPHI TECHNOLOGIES IP LIMITED
10227982 Scroll compression deviceDec 20, 11Mar 12, 19Panasonic Intellectual Property Management Co., Ltd.
10138761 Heat engine system for power and heat productionAug 23, 13Nov 27, 18UNIVERSITY OF ONTARIO INSTITUTE OF TECHNOLOGY
10125769 Scroll compressorJan 05, 15Nov 13, 18MITSUBISHI HEAVY INDUSTRIES, LTD.
10100833 Scroll compressorDec 02, 14Oct 16, 18Daikin Industries Ltd.
10087926 StatorJul 18, 17Oct 02, 18Penn United Technologies, Inc.
10082141 Scroll-type fluid machineDec 16, 13Sep 25, 18Hitachi Industrial Equipment Systems Co., Ltd.
10072659 Pressure control valve and scroll compressorJul 05, 13Sep 11, 18EMERSON CLIMATE TECHNOLOGIES (SUZHOU) CO., LTD.
10054120 Volute pumpJan 14, 14Aug 21, 18Ebara Corporation
10047746 Refrigerant compressor and refrigeration cycle deviceMay 22, 12Aug 14, 18Hitachi-Johnston Controls Air Conditioning, Inc.
9976554 Capacity-modulated scroll compressorAug 21, 17May 22, 18Emerson Climate Technologies, Inc.
9885358 Three stage scroll vacuum pumpFeb 27, 15Feb 06, 18AIR SQUARED, INC.
9879673 Scroll compressorApr 09, 13Jan 30, 18EMERSON CLIMATE TECHNOLOGIES (SUZHOU) CO., LTD.
9850895 Liquid pump and rankine cycle apparatusNov 10, 15Dec 26, 17PANASONIC CORPORATION
9777730 Scroll compressor with variable volume ratio port in orbiting scrollMay 17, 16Oct 03, 17Emerson Climate Technologies, Inc.
9765780 CompressorMar 26, 13Sep 19, 17DENSO CORPORATION

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2019/0285,066 GASEOUS FLUID COMPRESSION DEVICEAug 17, 17Sep 19, 19HANON SYSTEMS
2019/0170,139 CompressorJan 25, 19Jun 06, 19Not available
2018/0328,358 Scroll-Type Fluid Machine and Maintenance Method for SameAug 26, 16Nov 15, 18HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
2018/0100,502 ROTARY DEVICE AND A METHOD OF DESIGNING AND MAKING A ROTARY DEVICEJun 09, 17Apr 12, 18Not available
2016/0327,038 FLUID WORKING SYSTEMSMay 08, 15Nov 10, 16DANFOSS POWER SOLUTIONS GMBH & CO. OHG
2015/0173,999 MASSAGE DEVICEJun 17, 13Jun 25, 15DRAKE & JOHNSON INNOVATION LTD

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Patents Issued To Date - By Filing Year

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