TREA

Hermetic pumps

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Industry

  • CPC
  • F04C23/008
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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 F04C23/00Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids Pumping installations specially adapted for elastic fluids Multi-stage pumps specially adapted for elastic fluids

Current Industry

F04C23/008Hermetic pumps
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Motor having a first rotor core containing magnets and a second rot...
    • Patent number 12,362,613
    • Issue date Jul 15, 2025
    • LG Electronics Inc.
    • Chisung Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 12,345,256
    • Issue date Jul 1, 2025
    • Daikin Industries, Ltd.
    • Kosuke Araki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor and refrigeration device
    • Patent number 12,338,822
    • Issue date Jun 24, 2025
    • Daikin Industries, Ltd.
    • Daiki Kikutake
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Counterweight for a scroll compressor
    • Patent number 12,320,357
    • Issue date Jun 3, 2025
    • Danfoss Commercial Compressors
    • Arnaud Daussin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 12,281,653
    • Issue date Apr 22, 2025
    • LG Electronics Inc.
    • Byungkil Yoo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axially flexible compressor
    • Patent number 12,264,674
    • Issue date Apr 1, 2025
    • HANGZHOU LVNENG NEW ENERGY VEHICLE PARTS CO., LTD.
    • Dawei Ge
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with circular surface terminations
    • Patent number 12,221,962
    • Issue date Feb 11, 2025
    • Mark W. Wood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Connecting structure, exhaust silencer, silencer, and compressor
    • Patent number 12,221,955
    • Issue date Feb 11, 2025
    • ANHUI MEIZHI COMPRESSOR CO., LTD.
    • Binbin Hu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Scroll compressor
    • Patent number 12,215,685
    • Issue date Feb 4, 2025
    • LG Electronics Inc.
    • Jinyong Jang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor and method for controlling scroll compressor
    • Patent number 12,215,687
    • Issue date Feb 4, 2025
    • Danfoss Commercial Compressors
    • Patrice Bonnefoi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 12,209,583
    • Issue date Jan 28, 2025
    • Kabushiki Kaisha Toyota Jidoshokki
    • Ken Namiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electrical machine
    • Patent number 12,212,193
    • Issue date Jan 28, 2025
    • MELECS EWS GMBH
    • Thomas Doppler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Assemblies for a hydraulic gear pump with force balance and interna...
    • Patent number 12,180,961
    • Issue date Dec 31, 2024
    • Parker-Hannifin Corporation
    • Satish Kumar Raju Kalidindi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor with funnel assembly
    • Patent number 12,180,966
    • Issue date Dec 31, 2024
    • Copeland LP
    • Natalie M. Gehret
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 12,173,709
    • Issue date Dec 24, 2024
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Kazuya Sato
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Adjustable scroll pump
    • Patent number 12,173,707
    • Issue date Dec 24, 2024
    • Edwards Limited
    • Alan Ernest Kinnaird Holbrook
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Airend having a lubricant flow valve and controller
    • Patent number 12,173,714
    • Issue date Dec 24, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael Borkowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Heat pump systems with capacity modulation
    • Patent number 12,173,708
    • Issue date Dec 24, 2024
    • Copeland LP
    • Brian R. Butler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor and refrigeration cycle device
    • Patent number 12,140,347
    • Issue date Nov 12, 2024
    • CARRIER JAPAN CORPORATION
    • Takuya Hirayama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pump system and method for operating a vacuum pump system
    • Patent number 12,140,146
    • Issue date Nov 12, 2024
    • LEYBOLD GMBH
    • Max Pelikan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with engineered shared communication port
    • Patent number 12,140,147
    • Issue date Nov 12, 2024
    • TRANE INTERNATIONAL INC.
    • Joseph E. Ziolkowski
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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

    Compressor and refrigeration cycle device
    • Patent number 12,117,214
    • Issue date Oct 15, 2024
    • GREE GREEN REFRIGERATION TECHNOLOGY CENTER CO., LTD. OF ZHUHAI
    • Yusheng Hu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Helium compressor system with unmodified scroll compressor
    • Patent number 12,104,596
    • Issue date Oct 1, 2024
    • Sumitomo (SHI) Cryogenics of America, Inc.
    • Stephen Brown Dunn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor
    • Patent number 12,098,718
    • Issue date Sep 24, 2024
    • LG Electronics Inc.
    • Yongkyu Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Retainer block bypass hole valve assembly arranged in non-orbiting...
    • Patent number 12,098,723
    • Issue date Sep 24, 2024
    • LG Electronics Inc.
    • Jeonghun Kim
    • 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 compressor with a thrust plate and a flexible thrust sheet m...
    • Patent number 12,092,104
    • Issue date Sep 17, 2024
    • Sanden Corporation
    • Atsuo Teshima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    CO-ROTATING SCROLL COMPRESSOR
    • Publication number 20250207588
    • Publication date Jun 26, 2025
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Yuji HASHIMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR AND HOME APPLIANCE INCLUDING THE SAME
    • Publication number 20250198671
    • Publication date Jun 19, 2025
    • Samsung Electronics Co., Ltd.
    • Joonhyung KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIREND HAVING A LUBRICANT FLOW VALVE AND CONTROLLER
    • Publication number 20250198407
    • Publication date Jun 19, 2025
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael Borkowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Heat Pump Systems With Capacity Modulation
    • Publication number 20250188927
    • Publication date Jun 12, 2025
    • Copeland LP
    • Brian R. BUTLER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LUBRICATION SYSTEM FOR COMPRESSORS
    • Publication number 20250129783
    • Publication date Apr 24, 2025
    • TRANE INTERNATIONAL INC.
    • Eric S. Mlsna
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HERMETIC COMPRESSOR AND REFRIGERATION CYCLE APPARATUS
    • Publication number 20250109748
    • Publication date Apr 3, 2025
    • Mitsubishi Electric Corporation
    • Takuma TSUKAMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll Compressor And Oldham Ring And Mating Component For Scroll C...
    • Publication number 20250092788
    • Publication date Mar 20, 2025
    • Copeland Climate Technologies (Suzhou) Co., Ltd.
    • Zhongwei MIAO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR AND METHOD FOR CONTROLLING SCROLL COMPRESSOR
    • Publication number 20250052240
    • Publication date Feb 13, 2025
    • Danfoss Commercial Compressors
    • Patrice BONNEFOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR AND METHOD FOR CONTROLLING SCROLL COMPRESSOR
    • Publication number 20240287988
    • Publication date Aug 29, 2024
    • Danfoss Comemrcial Compressors
    • Patrice BONNEFOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HERMETIC TYPE COMPRESSOR
    • Publication number 20240230174
    • Publication date Jul 11, 2024
    • FUJITSU GENERAL LIMITED
    • Kenshi UEDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240167473
    • Publication date May 23, 2024
    • DAIKIN INDUSTRIES, LTD.
    • Kosuke ARAKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240151227
    • Publication date May 9, 2024
    • LG ELECTRONICS INC.
    • Jinyong JANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HERMETIC TYPE COMPRESSOR
    • Publication number 20240133594
    • Publication date Apr 25, 2024
    • FUJITSU GENERAL LIMITED
    • Kenshi UEDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240125324
    • Publication date Apr 18, 2024
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Yuji HASHIMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC COMPRESSOR WITH ISOLATION CONSTRAINT SYSTEM
    • Publication number 20240117807
    • Publication date Apr 11, 2024
    • MAHLE International GmbH
    • Brent Haseley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240060494
    • Publication date Feb 22, 2024
    • SANDEN CORPORATION
    • Atsuo TESHIMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH CIRCULAR SURFACE TERMINATIONS
    • Publication number 20240044334
    • Publication date Feb 8, 2024
    • Mark W. Wood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240026881
    • Publication date Jan 25, 2024
    • SANDEN CORPORATION
    • Atsuo TESHIMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIREND HAVING A LUBRICANT FLOW VALVE AND CONTROLLER
    • Publication number 20240011489
    • Publication date Jan 11, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael Borkowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A COUNTERWEIGHT FOR A SCROLL COMPRESSOR
    • Publication number 20230407869
    • Publication date Dec 21, 2023
    • Danfoss Commercial Compressors
    • Arnaud DAUSSIN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20230374989
    • Publication date Nov 23, 2023
    • LG ELECTRONICS INC.
    • Sangbaek PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HORIZONTAL ROTARY COMPRESSOR WITH ENHANCED TILTABILITY DURING OPERA...
    • Publication number 20230313797
    • Publication date Oct 5, 2023
    • ASPEN COMPRESSOR, LLC
    • Kang P. Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CO-ROTATING SCROLL COMPRESSOR WITH OLDHAM COUPLINGS
    • Publication number 20230279859
    • Publication date Sep 7, 2023
    • Emerson Climate Technologies, Inc.
    • Kirill M. Ignatiev
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    A COMPRESSOR
    • Publication number 20230250822
    • Publication date Aug 10, 2023
    • Thongchai BORVONRUNGREUNG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AN ELECTRIC COMPRESSOR WITH A HERMETIC TERMINAL
    • Publication number 20230238734
    • Publication date Jul 27, 2023
    • MOTOR COMPETENCE CENTER HOLDING FLENSBURG GMBH
    • Dirk HOMUTH
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VANE ROTARY COMPRESSOR
    • Publication number 20230137074
    • Publication date May 4, 2023
    • LG ELECTRONICS INC.
    • Joonhong Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR
    • Publication number 20230125736
    • Publication date Apr 27, 2023
    • LG ELECTRONICS INC.
    • Jinung Shin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230107145
    • Publication date Apr 6, 2023
    • LG ELECTRONICS INC.
    • Changeol Jo
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230101084
    • Publication date Mar 30, 2023
    • Samsung Electronics Co., Ltd.
    • Mooseong BAE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SCROLL COMPRESSOR WITH RECESSES AND PROTRUSIONS
    • Publication number 20230100611
    • Publication date Mar 30, 2023
    • LG ELETRONICS INC.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...