TREA

of arcuate-engagement type

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  • CPC
  • F04C2/02
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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

Current Industry

F04C2/02of arcuate-engagement type
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Valve assembly for an electrical refrigerant compressor
    • Patent number 12,146,489
    • Issue date Nov 19, 2024
    • Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg
    • Björn Fagerli
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 12,129,854
    • Issue date Oct 29, 2024
    • LG Electronics Inc.
    • Seungmock Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Flexible spinning scroll coupling device
    • Patent number 12,116,998
    • Issue date Oct 15, 2024
    • Air Squared, Inc.
    • Nathan D. Nicholas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having oil supply groove in communication with oi...
    • Patent number 12,117,002
    • Issue date Oct 15, 2024
    • LG Electronics Inc.
    • Honghee Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 12,110,891
    • Issue date Oct 8, 2024
    • Kabushiki Kaisha Toyota Jidoshokki
    • Kenji Kakimoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sealing and compliance in a scroll compressor
    • Patent number 12,098,721
    • Issue date Sep 24, 2024
    • Copeland Europe GmbH
    • Xiaogeng Su
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll pump having a biasing apparatus for axially movable fixed an...
    • Patent number 12,049,891
    • Issue date Jul 30, 2024
    • Edwards Limited
    • Alan Ernest Kinnaird Holbrook
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric compressor having a compression device with a fixed scroll...
    • Patent number 12,049,893
    • Issue date Jul 30, 2024
    • Mahle International GmbH
    • Brent Haseley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with grooves and auxiliary discharge ports
    • Patent number 11,988,206
    • Issue date May 21, 2024
    • Kabushiki Kaisha Toyota Jidoshokki
    • Ken Namiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor-driven compressor
    • Patent number 11,990,800
    • Issue date May 21, 2024
    • Kabushiki Kaisha Toyota Jidoshokki
    • Yumin Hishinuma
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor and valve assembly
    • Patent number 11,965,507
    • Issue date Apr 23, 2024
    • Copeland LP
    • Titus Broek
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,965,508
    • Issue date Apr 23, 2024
    • Kabushiki Kaisha Toyota Jidoshokki
    • Takumi Maeda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,927,186
    • Issue date Mar 12, 2024
    • LG Electronics Inc.
    • Yoonsung Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor including an electrical box containing a wire gui...
    • Patent number 11,920,589
    • Issue date Mar 5, 2024
    • Danfoss Commercial Compressors
    • Jerome Burgod
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Magnetic bearing cooling management
    • Patent number 11,923,746
    • Issue date Mar 5, 2024
    • Carrier Corporation
    • Scott A. Nieforth
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,846,286
    • Issue date Dec 19, 2023
    • Daikin Industries, Ltd.
    • Eitarou Nakatani
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Flushing of a touchdown bearing
    • Patent number 11,846,296
    • Issue date Dec 19, 2023
    • Carrier Corporation
    • Vishnu M. Sishtla
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,815,090
    • Issue date Nov 14, 2023
    • Samsung Electronics Co., Ltd.
    • Sunghea Cho
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Heat source unit and scroll compressor
    • Patent number 11,802,721
    • Issue date Oct 31, 2023
    • Daikin Industries, Ltd.
    • Takeshi Endou
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll fluid machine having separable main body unit and motor unit
    • Patent number 11,795,943
    • Issue date Oct 24, 2023
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Fuminori Kato
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid pump changeable in diameter, in particular for medical applic...
    • Patent number 11,786,718
    • Issue date Oct 17, 2023
    • ECP ENTWICKLUNGSGESELLSCHAFT MBH
    • Reiner Liebing
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Fixed scroll disk and scroll compressor having the same
    • Patent number 11,767,844
    • Issue date Sep 26, 2023
    • Danfoss (Tianjin) Ltd.
    • Jiangbo Lin
    • B33 - ADDITIVE MANUFACTURING TECHNOLOGY
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,761,442
    • Issue date Sep 19, 2023
    • HANON SYSTEMS
    • Kyung Jae Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,713,756
    • Issue date Aug 1, 2023
    • LG Electronics Inc.
    • Taekyoung Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having oil supply passages in fluid communication...
    • Patent number 11,668,302
    • Issue date Jun 6, 2023
    • LG Electronics Inc.
    • Jungsun Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid working systems
    • Patent number 11,655,816
    • Issue date May 23, 2023
    • Danfoss Power Solutions GmbH & Co. OHG
    • Elliott Gruber
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor with compliant seal
    • Patent number 11,655,818
    • Issue date May 23, 2023
    • Emerson Climate Technologies, Inc.
    • James A. Schaefer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having directed suction
    • Patent number 11,619,228
    • Issue date Apr 4, 2023
    • Emerson Climate Technologies, Inc.
    • Joey L. Kingseed
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,603,841
    • Issue date Mar 14, 2023
    • LG Electronics Inc.
    • Yongkyu Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor provided with a muffler
    • Patent number 11,585,344
    • Issue date Feb 21, 2023
    • LG Electronics Inc.
    • Seungmock Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR GAP MAGNETIC COUPLING WITH THERMAL ISOLATION
    • Publication number 20240405653
    • Publication date Dec 5, 2024
    • Agilent Technologies, Inc.
    • Ronald J. Forni
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TWIN-TYPE SCROLL FLUID MACHINE
    • Publication number 20240337260
    • Publication date Oct 10, 2024
    • SCROLL GIKEN LLC
    • Shinji Kawazoe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240295219
    • Publication date Sep 5, 2024
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Kenji Kakimoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH INTERMEDIATE INJECTION
    • Publication number 20240287985
    • Publication date Aug 29, 2024
    • TRANE INTERNATIONAL INC.
    • Derrick Lepak
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240183353
    • Publication date Jun 6, 2024
    • Panasonic Intellectual Property Management Co., Ltd.
    • Kazuya SATO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID PUMP CHANGEABLE IN DIAMETER, IN PARTICULAR FOR MEDICAL APPLIC...
    • Publication number 20240149048
    • Publication date May 9, 2024
    • ECP ENTWICKLUNGSGESELLSCHAFT MBH
    • Reiner Liebing
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BEARING AND UNLOADER ASSEMBLY FOR COMPRESSORS
    • Publication number 20240102468
    • Publication date Mar 28, 2024
    • Emerson Climate Technologies, Inc.
    • Kirill Michailovich Ignatiev
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC COMPRESSOR WITH DOMED INVERTER COVER
    • Publication number 20240084794
    • Publication date Mar 14, 2024
    • MAHLE International GmbH
    • Brett Bowman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC COMPRESSOR WITH SCROLL BEARING INJECTION ORIFICE
    • Publication number 20240084795
    • Publication date Mar 14, 2024
    • MAHLE International GmbH
    • Brent Haseley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC COMPRESSOR HAVING A COMPRESSION DEVICE WITH A FIXED SCROL...
    • Publication number 20240084796
    • Publication date Mar 14, 2024
    • MAHLE International GmbH
    • Brent Haseley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC COMPRESSOR WITH A MULTICAVITY PULSATION MUFFLER SYSTEM
    • Publication number 20240084797
    • Publication date Mar 14, 2024
    • MAHLE International GmbH
    • Brent Haseley
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ELECTRIC COMPRESSOR
    • Publication number 20240068470
    • Publication date Feb 29, 2024
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Ken NAMIKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230383747
    • Publication date Nov 30, 2023
    • LG ELECTRONICS INC.
    • Honghee PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLEXIBLE SPINNING SCROLL COUPLING DEVICE
    • Publication number 20230358229
    • Publication date Nov 9, 2023
    • Air Squared, Inc.
    • Nathan D. Nicholas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230358230
    • Publication date Nov 9, 2023
    • LG ELECTRONICS INC.
    • Yoonsung CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL PUMP WITH AXIAL LOAD CONTROL SYSTEM
    • Publication number 20230349376
    • Publication date Nov 2, 2023
    • DABIR SURFACES, INC.
    • Terry CHUNG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Multi-compressor system with normally-open valves in oil balancing...
    • Publication number 20230314048
    • Publication date Oct 5, 2023
    • DANFOSS COMMERCIAL COMPRESSORS
    • Thierry Legay
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230304493
    • Publication date Sep 28, 2023
    • Kabushiki Kaisha Toyota Jidoshokki
    • Takumi MAEDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230296092
    • Publication date Sep 21, 2023
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Ken NAMIKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Boundary-Layer Pump and Method of Use
    • Publication number 20230279858
    • Publication date Sep 7, 2023
    • John Lloyd Bowman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHODS AND SYSTEMS FOR LUBRICATING A TRANSPORT CLIMATE CONTROL SYS...
    • Publication number 20230279860
    • Publication date Sep 7, 2023
    • THERMO KING LLC
    • Eric S. Mlsna
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID PUMP CHANGEABLE IN DIAMETER, IN PARTICULAR FOR MEDICAL APPLIC...
    • Publication number 20230241372
    • Publication date Aug 3, 2023
    • ECP ENTWICKLUNGSGESELLSCHAFT MBH
    • Reiner Liebing
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230213033
    • Publication date Jul 6, 2023
    • GUANGDONG MIDEA ENVIRONMENTAL TECHNOLOGIES CORPORATION LIMITED
    • Baiying HUANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HEAT SOURCE UNIT AND SCROLL COMPRESSOR
    • Publication number 20230091714
    • Publication date Mar 23, 2023
    • Daikin Industries, Ltd.
    • Takeshi ENDOU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR AND ELECTRIC COMPRESSOR
    • Publication number 20230069288
    • Publication date Mar 2, 2023
    • SANDEN CORPORATION
    • Makoto YOSHIDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR-DRIVEN COMPRESSOR
    • Publication number 20230007909
    • Publication date Jan 12, 2023
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Yumin HISHINUMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH SECOND INTERMEDIATE CAP TO FACILITATE REFRIG...
    • Publication number 20230003218
    • Publication date Jan 5, 2023
    • TRANE INTERNATIONAL INC.
    • Scott J. Smerud
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Sealing And Compliance In A Scroll Compressor
    • Publication number 20220412348
    • Publication date Dec 29, 2022
    • EMERSON CLIMATE TECHNOLOGIES GMBH
    • Xiaogeng SU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL PUMP
    • Publication number 20220397115
    • Publication date Dec 15, 2022
    • Edwards Limited
    • Alan Ernest Kinnaird Holbrook
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll Fluid Machine Having Separable Main Body Unit and Motor Unit
    • Publication number 20220349400
    • Publication date Nov 3, 2022
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Fuminori KATO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...