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  • F04C28/22
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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 F04C28/00Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids

Current Industry

F04C28/22by changing the eccentricity between cooperating members
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Radial compliance mechanism to urge orbiting member to any desired...
    • Patent number 11,739,753
    • Issue date Aug 29, 2023
    • Yaode Yang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane pump with improved seal assembly for control chamber
    • Patent number 11,421,685
    • Issue date Aug 23, 2022
    • STACKPOLE INTERNATIONAL ENGINEERED PRODUCTS, LTD.
    • Tuncay Bayo
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gaseous fluid compression device
    • Patent number 11,002,272
    • Issue date May 11, 2021
    • HANON SYSTEMS
    • Thomas Klotten
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fluid machinery, heat exchange equipment, and operating method for...
    • Patent number 10,941,771
    • Issue date Mar 9, 2021
    • GREE GREEN REFRIGERATION TECHNOLOGY CENTER CO., LTD. OF ZHUHAI
    • Yusheng Hu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Active clearance management in screw compressor
    • Patent number 10,738,781
    • Issue date Aug 11, 2020
    • TRANE INTERNATIONAL INC.
    • Jay H. Johnson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Active clearance management in screw compressor
    • Patent number 10,539,137
    • Issue date Jan 21, 2020
    • TRANE INTERNATIONAL INC.
    • Jay H. Johnson
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Variable displacement pump
    • Patent number 9,885,356
    • Issue date Feb 6, 2018
    • Mahle Filter Systems Japan Corporation
    • Toru Shinohara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable flow hydraulic machine
    • Patent number 9,752,572
    • Issue date Sep 5, 2017
    • Concentric Birmingham Limited
    • Bryan Parsons
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Internal gear pump
    • Patent number 9,399,994
    • Issue date Jul 26, 2016
    • Yamada Manufacturing Co., Ltd.
    • Masato Izutsu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 9,181,951
    • Issue date Nov 10, 2015
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Kosaku Tozawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Generation and use of high pressure air
    • Patent number 9,091,269
    • Issue date Jul 28, 2015
    • Windfuel Mills Pty Ltd
    • Robert Lloyd
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Scroll compressor having a spring member pressing an eccentric shaf...
    • Patent number 8,186,981
    • Issue date May 29, 2012
    • Sanyo Electric Co., Ltd.
    • Kazuyoshi Sugimoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary vane engines with movable rotors, and engine systems compris...
    • Patent number 8,156,919
    • Issue date Apr 17, 2012
    • David S. Darrow
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with extended profile
    • Patent number 8,002,529
    • Issue date Aug 23, 2011
    • GM Global Technology Operations LLC
    • Constantinos A. Koromilas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with device to limit orbit radius
    • Patent number 7,686,599
    • Issue date Mar 30, 2010
    • Scroll Technologies
    • John S. Vondenstein
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cooling system with variable capacity control
    • Patent number 7,654,098
    • Issue date Feb 2, 2010
    • Emerson Climate Technologies, Inc.
    • Hung M Pham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor with capacity control
    • Patent number 7,419,365
    • Issue date Sep 2, 2008
    • Emerson Climate Technologies, Inc.
    • Hung M Pham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cooling system with variable duty cycle capacity control
    • Patent number 7,389,649
    • Issue date Jun 24, 2008
    • Emerson Climate Technologies, Inc.
    • Hung M Pham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane pump, method for adjusting pump flow rate of vane pump and fue...
    • Patent number 7,237,432
    • Issue date Jul 3, 2007
    • DENSO CORPORATION
    • Koichi Inagaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity rotary compressor
    • Patent number 7,220,108
    • Issue date May 22, 2007
    • Samsung Electronics Co., Ltd.
    • Sung Hea Cho
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity rotary compressor
    • Patent number 7,150,608
    • Issue date Dec 19, 2006
    • Samsung Electronics Co., Ltd.
    • Sung Hea Cho
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity rotary compressor
    • Patent number 7,150,602
    • Issue date Dec 19, 2006
    • Samsung Electronics Co., Ltd.
    • Jin Kyu Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity rotary compressor
    • Patent number 7,144,224
    • Issue date Dec 5, 2006
    • Samsung Electronics Co., Ltd.
    • Gyu Woo Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity rotary compressor
    • Patent number 7,140,844
    • Issue date Nov 28, 2006
    • Samsung Electronics Co., Ltd.
    • In Ju Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity rotary compressor
    • Patent number 7,104,764
    • Issue date Sep 12, 2006
    • Samsung Electronics Co., Ltd.
    • In Ju Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity rotary compressor
    • Patent number 7,059,842
    • Issue date Jun 13, 2006
    • Samsung Electronics Co., Ltd.
    • Moon Joo Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity rotary compressor
    • Patent number 6,962,486
    • Issue date Nov 8, 2005
    • Samsung Electronics Co., Ltd.
    • Moon Joo Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity rotary compressor
    • Patent number 6,935,853
    • Issue date Aug 30, 2005
    • Samsung Electronics Co., Ltd.
    • Moon Joo Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with mechanically actuated capacity control
    • Patent number 6,742,996
    • Issue date Jun 1, 2004
    • Denso Corporation
    • Motohiko Ueda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Diagnostic system and method for a cooling system
    • Patent number 6,679,072
    • Issue date Jan 20, 2004
    • Copeland Corporation
    • Hung M. Pham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    FLUID TRANSFER APPARATUS
    • Publication number 20210123438
    • Publication date Apr 29, 2021
    • Korea Atomic Energy Research Institute
    • Yongkwon KOH
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE PUMP WITH IMPROVED SEAL ASSEMBLY FOR CONTROL CHAMBER
    • Publication number 20200340478
    • Publication date Oct 29, 2020
    • Stackpole International Engineered Products, Ltd.
    • Tuncay BAYO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ACTIVE CLEARANCE MANAGEMENT IN SCREW COMPRESSOR
    • Publication number 20200003214
    • Publication date Jan 2, 2020
    • TRANE INTERNATIONAL INC.
    • Jay H. JOHNSON
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    FLUID MACHINERY, HEAT EXCHANGE EQUIPMENT, AND OPERATING METHOD FOR...
    • Publication number 20180245591
    • Publication date Aug 30, 2018
    • Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai
    • YUSHENG HU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ACTIVE CLEARANCE MANAGEMENT IN SCREW COMPRESSOR
    • Publication number 20180087509
    • Publication date Mar 29, 2018
    • TRANE INTERNATIONAL INC.
    • Jay H. JOHNSON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE DISPLACEMENT PUMP
    • Publication number 20160186751
    • Publication date Jun 30, 2016
    • MAHLE FILTER SYSTEMS JAPAN CORPORATION
    • Toru SHINOHARA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS COMPRESSOR
    • Publication number 20150267703
    • Publication date Sep 24, 2015
    • CALSONIC KANSEI CORPORATION
    • Eiki Yanagawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERNAL GEAR PUMP
    • Publication number 20140154119
    • Publication date Jun 5, 2014
    • Yamada Manufacturing Co., Ltd.
    • Masato Izutsu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20140134032
    • Publication date May 15, 2014
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Kosaku TOZAWA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20140134033
    • Publication date May 15, 2014
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Kosaku TOZAWA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY VANE ENGINES WITH MOVABLE ROTORS, AND ENGINE SYSTEMS COMPRIS...
    • Publication number 20120048230
    • Publication date Mar 1, 2012
    • David S. Darrow
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Generation and Use of High Pressure Air
    • Publication number 20110187118
    • Publication date Aug 4, 2011
    • Windfuel Mills Pty Ltd
    • Robert Lloyd
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Scroll compressor with extended profile
    • Publication number 20100047101
    • Publication date Feb 25, 2010
    • GM Global Technology Operations, Inc.
    • Constantinos A. Koromilas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20090246057
    • Publication date Oct 1, 2009
    • SANYO ELECTRIC CO.,LTD
    • Kazuyoshi SUGIMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH DEVICE TO LIMIT ORBIT RADIUS
    • Publication number 20090155110
    • Publication date Jun 18, 2009
    • John S. Vondenstein
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Cooling system with variable capacity control
    • Publication number 20070022771
    • Publication date Feb 1, 2007
    • Hung M. Pham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Compressor with capacity control
    • Publication number 20060288715
    • Publication date Dec 28, 2006
    • Hung M. Pham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Variable capacity rotary compressor
    • Publication number 20050129551
    • Publication date Jun 16, 2005
    • Samsung Electronics Co., Ltd.
    • Sung Hea Cho
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable capacity rotary compressor
    • Publication number 20050069442
    • Publication date Mar 31, 2005
    • Samsung Electronics Co., Ltd.
    • Sung Hea Cho
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable capacity rotary compressor
    • Publication number 20050069422
    • Publication date Mar 31, 2005
    • Samsung Electronics Co., Ltd.
    • Moon Joo Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vane pump, method for adjusting pump flow rate of vane pump and fue...
    • Publication number 20050047936
    • Publication date Mar 3, 2005
    • DENSO CORPORATION
    • Koichi Inagaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable capacity rotary compressor
    • Publication number 20050019191
    • Publication date Jan 27, 2005
    • Samsung Electronics Co., Ltd.
    • In Ju Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable capacity rotary compressor
    • Publication number 20050019189
    • Publication date Jan 27, 2005
    • Samsung Electronics Co., Ltd.
    • Moon Joo Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable capacity rotary compressor
    • Publication number 20050019190
    • Publication date Jan 27, 2005
    • Samsung Electronics Co., Ltd.
    • Moon Joo Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable capacity rotary compressors
    • Publication number 20050002813
    • Publication date Jan 6, 2005
    • Samsung Electronics Co., Ltd.
    • In Ju Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable capacity rotary compressor
    • Publication number 20050002814
    • Publication date Jan 6, 2005
    • Samsung Electronics Co., Ltd.
    • Gyu Woo Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable capacity rotary compressor
    • Publication number 20050002815
    • Publication date Jan 6, 2005
    • Samsung Electronics Co., Ltd.
    • Jin Kyu Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Cooling system with variable duty cycle capacity control
    • Publication number 20040123612
    • Publication date Jul 1, 2004
    • Hung M. Pham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Adaptive control for a cooling system
    • Publication number 20030094004
    • Publication date May 22, 2003
    • Hung M. Pham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Diagnostic system and method for a cooling system
    • Publication number 20030089119
    • Publication date May 15, 2003
    • Hung M. Pham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...