TREA

using rotating valves

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  • CPC
  • F04C28/14
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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 F04C28/00Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids

Current Industry

F04C28/14using rotating valves
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Scroll compressor
    • Patent number 12,000,392
    • Issue date Jun 4, 2024
    • Copeland Climate Technologies (Suzhou) Co. Ltd.
    • Xuan Liu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable compressor housing
    • Patent number 11,971,035
    • Issue date Apr 30, 2024
    • Tyco Fire & Security GmbH
    • Franklin Aaron Montejo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressors with variable speed and volume control
    • Patent number 11,852,145
    • Issue date Dec 26, 2023
    • TRANE INTERNATIONAL, INC.
    • Jay H. Johnson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary displacement compressor having a check valve and a backflow...
    • Patent number 11,401,934
    • Issue date Aug 2, 2022
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Fuminori Kato
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Variable volume ratio compressor
    • Patent number 10,677,246
    • Issue date Jun 9, 2020
    • Johnson Controls Technology Company
    • Paul Nemit
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Claw pump
    • Patent number 10,012,231
    • Issue date Jul 3, 2018
    • Anest Iwata Corporation
    • Ryusuke Muto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pump and/or compressor arrangement including mating, oscillatable v...
    • Patent number 9,915,262
    • Issue date Mar 13, 2018
    • George Flenche
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gas compressor control system preventing vibration damage
    • Patent number 9,175,691
    • Issue date Nov 3, 2015
    • Praxair Technology, Inc.
    • Michael J. Stanko
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Slide valve for screw compressor
    • Patent number 8,899,950
    • Issue date Dec 2, 2014
    • Gardner Denver, Inc.
    • Neville Dhunjishaw Kapadia
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compression device
    • Patent number 8,801,402
    • Issue date Aug 12, 2014
    • Cycle Arrow Technology Co. Ltd.
    • Yi-Lin Chu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with three-step capacity control
    • Patent number 8,328,531
    • Issue date Dec 11, 2012
    • Danfoss Scroll Technologies, LLC
    • Tracy L. Milliff
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor for changing compression capacity
    • Patent number 7,988,432
    • Issue date Aug 2, 2011
    • LG Electronics Inc.
    • Ji Young Bae
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor
    • Patent number 7,891,956
    • Issue date Feb 22, 2011
    • LG Electronics Inc.
    • Ji Young Bae
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor having two compression capacities
    • Patent number 7,871,252
    • Issue date Jan 18, 2011
    • LG Electronics Inc.
    • Ji Young Bae
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor for changing compression capacity
    • Patent number 7,854,602
    • Issue date Dec 21, 2010
    • LG Electronics Inc.
    • Ji Young Bae
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity rotary compressor
    • Patent number 7,597,547
    • Issue date Oct 6, 2009
    • LG Electronics Inc.
    • Sam Chul Ha
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity rotary compressor
    • Patent number 7,588,427
    • Issue date Sep 15, 2009
    • LG Electronics Inc.
    • Ji Young Bae
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Capacity-changing unit of orbiting vane compressor
    • Patent number 7,381,038
    • Issue date Jun 3, 2008
    • LG Electronics Inc.
    • Seon-woong Hwang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity scroll compressor
    • Patent number 7,371,057
    • Issue date May 13, 2008
    • LG Electronics Inc.
    • Dong Koo Shin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Capacity controller of capacity variable compressor
    • Patent number 7,014,427
    • Issue date Mar 21, 2006
    • TGK Co., Ltd.
    • Hisatoshi Hirota
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Supercharger with multiple backflow ports for noise control
    • Patent number 6,874,486
    • Issue date Apr 5, 2005
    • General Motors Corporation
    • Gregory P. Prior
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Throttle loss recovery turbine and supercharger
    • Patent number 6,584,963
    • Issue date Jul 1, 2003
    • Honeywell International Inc.
    • Steven Don Arnold
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Idling engine speed control apparatus
    • Patent number 6,453,688
    • Issue date Sep 24, 2002
    • Seiko Seiki Kabushiki Kaisha
    • Makoto Ijiri
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Scroll machine with continuous capacity modulation
    • Patent number 6,412,293
    • Issue date Jul 2, 2002
    • Copeland Corporation
    • Hung M. Pham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Scroll machine with asymmetrical bleed hole
    • Patent number 6,293,767
    • Issue date Sep 25, 2001
    • Copeland Corporation
    • Mark Bass
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll machine with capacity modulation
    • Patent number 6,176,686
    • Issue date Jan 23, 2001
    • Copeland Corporation
    • Frank S. Wallis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll machine with capacity modulation
    • Patent number 6,123,517
    • Issue date Sep 26, 2000
    • Copeland Corporation
    • Richard D. Brooke
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll machine with capacity modulation
    • Patent number 6,120,255
    • Issue date Sep 19, 2000
    • Copeland Corporation
    • Stanley P. Schumann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll machine with capacity modulation
    • Patent number 6,116,867
    • Issue date Sep 12, 2000
    • Copeland Corporation
    • Frank S. Wallis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity vane compressor
    • Patent number 6,036,450
    • Issue date Mar 14, 2000
    • Zexel Corporation
    • Toshihiro Murayama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20220243730
    • Publication date Aug 4, 2022
    • EMERSON CLIMATE TECHNOLOGIES (SUZHOU) CO., LTD.
    • Xuan LIU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE COMPRESSOR HOUSING
    • Publication number 20210372406
    • Publication date Dec 2, 2021
    • Johnson Controls Technology Company
    • Franklin Aaron Montejo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20210164471
    • Publication date Jun 3, 2021
    • Kabushiki Kaisha Toyota Jidoshokki
    • Shinya YAMAMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRONIC CAPACITY CONTROL VALVE FOR PORTABLE SCREW COMPRESSOR
    • Publication number 20210079915
    • Publication date Mar 18, 2021
    • Sullair, LLC
    • Ralph DODEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSORS WITH VARIABLE SPEED AND VOLUME CONTROL
    • Publication number 20200132074
    • Publication date Apr 30, 2020
    • Trane International, Inc.
    • Jay H. Johnson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SPIRAL VALVE ACTUATOR FOR AIR COMPRESSOR
    • Publication number 20160265533
    • Publication date Sep 15, 2016
    • Sullair, LLC
    • Clayton PULLINS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump and/or Compressor Arrangement Including Mating, Oscillatable V...
    • Publication number 20140377113
    • Publication date Dec 25, 2014
    • EXODUS R&D INTERNATIONAL PTE LTD
    • George Flenche
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSED GAS PRODUCTION AND CONTROL
    • Publication number 20140093396
    • Publication date Apr 3, 2014
    • Praxair Technology, Inc.
    • Michael J. Stanko
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SLIDE VALVE FOR SCREW COMPRESSOR
    • Publication number 20130156624
    • Publication date Jun 20, 2013
    • Neville D. Kapadia
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR COMPRESSION DEVICE
    • Publication number 20110236232
    • Publication date Sep 29, 2011
    • Yi-Lin CHU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH THREE-STEP CAPACITY CONTROL
    • Publication number 20100183453
    • Publication date Jul 22, 2010
    • Tracy L. Milliff
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CAPACITY MODULATED COMPRESSOR
    • Publication number 20090071183
    • Publication date Mar 19, 2009
    • Christopher Stover
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Rotary Compressor
    • Publication number 20080107556
    • Publication date May 8, 2008
    • LG Electronics, Inc.
    • Ji Young Bae
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary Compressor
    • Publication number 20070280843
    • Publication date Dec 6, 2007
    • Ji Young Bae
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    System for controlling compressor of cooling system and method for...
    • Publication number 20070180841
    • Publication date Aug 9, 2007
    • LG ELECTRONICS INC.
    • Ji Young Bae
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Rotary compressor
    • Publication number 20070160486
    • Publication date Jul 12, 2007
    • Sam Chul Ha
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary compressor
    • Publication number 20070154328
    • Publication date Jul 5, 2007
    • LG ELECTRONICS INC.
    • Ji Young Bae
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary compressor
    • Publication number 20070122284
    • Publication date May 31, 2007
    • LG ELECTRONICS INC.
    • Ji Young Bae
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary compressor
    • Publication number 20060210418
    • Publication date Sep 21, 2006
    • Ji Young Bae
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Capacity-changing unit of orbiting vane compressor
    • Publication number 20060198749
    • Publication date Sep 7, 2006
    • LG ELECTRONICS INC.
    • Seon-woong Hwang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable capacity scroll compressor
    • Publication number 20050019179
    • Publication date Jan 27, 2005
    • LG ELECTRONICS INC.
    • Dong Koo Shin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Supercharger with multiple backflow ports for noise control
    • Publication number 20040194766
    • Publication date Oct 7, 2004
    • Gregory P. Prior
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Variable displacement mechanism for scroll type compressor
    • Publication number 20040146419
    • Publication date Jul 29, 2004
    • Masahiro Kawaguchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Throttle loss recovery turbine and supercharger
    • Publication number 20020059921
    • Publication date May 23, 2002
    • Steven Don Arnold
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...