TREA

with vanes hinged to the inner member and reciprocating with respect to the outer member

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  • CPC
  • F04C18/324
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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 F04C18/00Rotary-piston pumps specially adapted for elastic fluids

Current Industry

F04C18/324with vanes hinged to the inner member and reciprocating with respect to the outer member
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary compressor with selective oil communication
    • Patent number 12,146,493
    • Issue date Nov 19, 2024
    • LG Electronics Inc.
    • Sungwon Jung
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Method for determining a discharge pressure of a rolling piston com...
    • Patent number 12,098,722
    • Issue date Sep 24, 2024
    • Haier US Appliance Solutions, Inc.
    • Joseph Wilson Latham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor with vane coupled to rolling piston
    • Patent number RE49937
    • Issue date Apr 23, 2024
    • LG Electronics Inc.
    • Gukhyun Cho
  • Information Patent Grant

    Rotary vane compressor with residual refrigerant removal
    • Patent number 11,913,456
    • Issue date Feb 27, 2024
    • LG Electronics Inc.
    • Jingyu Lee
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary compressor having a combined vane-roller structure including...
    • Patent number 11,555,404
    • Issue date Jan 17, 2023
    • LG Electronics Inc.
    • Ki Sun Kim
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Rotary compressor with a vane discharge-sided groove and a vane suc...
    • Patent number 11,493,044
    • Issue date Nov 8, 2022
    • LG Electronics Inc.
    • Ki Sun Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor with selective oil communication
    • Patent number 11,486,398
    • Issue date Nov 1, 2022
    • LG Electronics Inc.
    • Sungwon Jung
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pump body assembly, compressor and air conditioner
    • Patent number 11,460,028
    • Issue date Oct 4, 2022
    • ANHUI MEIZHI PRECISION MANUFACTURING CO., LTD.
    • Licheng Zheng
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor having roller with dimple portion
    • Patent number 11,441,566
    • Issue date Sep 13, 2022
    • LG Electronics Inc.
    • Jingyu Lee
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary compressor with wear avoiding portion
    • Patent number 11,428,223
    • Issue date Aug 30, 2022
    • LG Electronics Inc.
    • Jingyu Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor with roller oil groove
    • Patent number 11,313,367
    • Issue date Apr 26, 2022
    • LG Electronics Inc.
    • Ki Sun Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor with vane slot disposed at predetermined tilting...
    • Patent number 11,225,970
    • Issue date Jan 18, 2022
    • LG Electronics Inc.
    • Jingyu Lee
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary compressor having a rolling piston with coupling groove
    • Patent number 11,060,521
    • Issue date Jul 13, 2021
    • LG Electronics Inc.
    • Seseok Seol
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal suction-type hybrid vane fluid machine
    • Patent number 10,876,529
    • Issue date Dec 29, 2020
    • Kwang-Seon Hwang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary compressor
    • Patent number 10,550,843
    • Issue date Feb 4, 2020
    • Fujitsu General Limited
    • Junya Tanaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor with vane coupled to rolling piston
    • Patent number 10,550,696
    • Issue date Feb 4, 2020
    • LG Electronics Inc.
    • Gukhyun Cho
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Revolving outer body rotary vane compressor or expander
    • Patent number 10,309,222
    • Issue date Jun 4, 2019
    • PARS MAINA SANAYI VE TICARET LIMITED SIRKETI
    • Ibrahim Sinan Akmandor
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary compressor
    • Patent number 9,074,600
    • Issue date Jul 7, 2015
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Tsuyoshi Karino
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor and refrigeration cycle apparatus
    • Patent number 8,985,985
    • Issue date Mar 24, 2015
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Takeshi Ogata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor having main cylinder chamber and sub-cylinder cha...
    • Patent number 8,936,448
    • Issue date Jan 20, 2015
    • Daikin Industries, Ltd.
    • Tetsuya Okamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    8915723
    • Patent number 8,915,723
    • Issue date Dec 23, 2014
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor and refrigeration apparatus
    • Patent number 8,419,395
    • Issue date Apr 16, 2013
    • Daikin Industries, Ltd.
    • Kazuhiro Furusho
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fixed vane rotary compressor
    • Patent number 5,692,887
    • Issue date Dec 2, 1997
    • Empresa Brasileira de Compressores S/A Embraco
    • Manfred Krueger
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor having strengthened partition and shaped recesses...
    • Patent number 5,564,916
    • Issue date Oct 15, 1996
    • Daikin Industries, Ltd.
    • Yasushi Yamamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor with rotation preventing pin
    • Patent number 5,348,455
    • Issue date Sep 20, 1994
    • Tecumseh Products Company
    • Todd W. Herrick
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3554676
    • Patent number 3,554,676
    • Issue date Jan 12, 1971
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2929550
    • Patent number 2,929,550
    • Issue date Mar 22, 1960
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2699288
    • Patent number 2,699,288
    • Issue date Jan 11, 1955
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2468373
    • Patent number 2,468,373
    • Issue date Apr 26, 1949
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2440593
    • Patent number 2,440,593
    • Issue date Apr 27, 1948
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    ROTARY COMPRESSOR WITH SELECTIVE OIL COMMUNICATION
    • Publication number 20220349405
    • Publication date Nov 3, 2022
    • LG ELECTRONICS INC.
    • Sungwon JUNG
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY COMPRESSOR
    • Publication number 20210017993
    • Publication date Jan 21, 2021
    • LG ELECTRONICS INC.
    • Sungwon JUNG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR
    • Publication number 20200378386
    • Publication date Dec 3, 2020
    • LG ELECTRONICS INC.
    • Jingyu LEE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CENTRIFUGAL SUCTION-TYPE HYBRID VANE FLUID MACHINE
    • Publication number 20190063435
    • Publication date Feb 28, 2019
    • Kwang-Seon HWANG
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY COMPRESSOR
    • Publication number 20180023567
    • Publication date Jan 25, 2018
    • FUJITSU GENERAL LIMITED
    • Junya TANAKA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR
    • Publication number 20170275996
    • Publication date Sep 28, 2017
    • LG ELECTRONICS INC.
    • Gukhyun CHO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    REVOLVING OUTER BODY ARC VANE ROTARY COMPRESSOR OR EXPANDER
    • Publication number 20170130716
    • Publication date May 11, 2017
    • PARS MAKINA SANAYI VE TICARET LIMITED SIRKETI
    • Ibrahim Sinan Akmandor
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR
    • Publication number 20130101454
    • Publication date Apr 25, 2013
    • PANASONIC CORPORATION
    • Tsuyoshi Karino
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR
    • Publication number 20130011290
    • Publication date Jan 10, 2013
    • DAIKIN INDUSTRIES, LTD.
    • Tetsuya Okamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR AND REFRIGERATION CYCLE APPARATUS
    • Publication number 20120174619
    • Publication date Jul 12, 2012
    • PANASONIC CORPORATION
    • Takeshi Ogata
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COMPRESSOR AND REFRIGERATION APPARATUS
    • Publication number 20100319394
    • Publication date Dec 23, 2010
    • DAIKIN INDUSTRIES, LTD.
    • Kazuhiro Furusho
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Scroll compressor
    • Publication number 20060104846
    • Publication date May 18, 2006
    • LG Electronics Inc.
    • Seon-Woong Hwang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rolling piston and gas leakage preventing apparatus for rotary comp...
    • Publication number 20050220655
    • Publication date Oct 6, 2005
    • LG Electronics Inc.
    • Seoung-Yeon Cho
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...