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

    Method and device for balancing crankshaft deformation, crankshaft,...
    • Patent number 11,976,652
    • Issue date May 7, 2024
    • Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai
    • Huijun Wei
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,976,654
    • Issue date May 7, 2024
    • Kabushiki Kaisha Toyota Jidoshokki
    • Yuji Hashimoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor and air conditioner
    • Patent number 11,976,657
    • Issue date May 7, 2024
    • Mitsubishi Electric Corporation
    • Kazuhiko Baba
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor and refrigeration device with an oil return channel havi...
    • Patent number 11,971,036
    • Issue date Apr 30, 2024
    • GUANGDONG MEIZHI PRECISION-MANUFACTURING CO., LTD.
    • Yang Li
    • 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 compressor including a plurality of recessed portions for re...
    • Patent number 11,959,480
    • Issue date Apr 16, 2024
    • Fujitsu General Limited
    • Hiroki Katayama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having orbiting scroll supply hole to lubricate thrust s...
    • Patent number 11,953,005
    • Issue date Apr 9, 2024
    • Mitsubishi Electric Corporation
    • Wataru Sasano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,939,976
    • Issue date Mar 26, 2024
    • Valeo Japan Co., Ltd.
    • Kazuki Takama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor and refrigeration cycle apparatus
    • Patent number 11,933,306
    • Issue date Mar 19, 2024
    • Mitsubishi Electric Corporation
    • Tetsuro Hirami
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,933,297
    • Issue date Mar 19, 2024
    • Sanden Corporation
    • Hironobu Inaba
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor and air conditioner having same
    • Patent number 11,927,191
    • Issue date Mar 12, 2024
    • LG Electronics Inc.
    • Nayoung Jeon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having a bushing assembly
    • Patent number 11,927,187
    • Issue date Mar 12, 2024
    • Copeland LP
    • Harry B. Clendenin
    • 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

    Compressor
    • Patent number 11,920,595
    • Issue date Mar 5, 2024
    • LG Electronics Inc.
    • Sangbaek Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having a centrifugal oil pump
    • Patent number 11,913,455
    • Issue date Feb 27, 2024
    • Danfoss Commercial Compressors
    • Patrice Bonnefoi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air injection enthalpy-increasing scroll compressor and refrigerati...
    • Patent number 11,905,953
    • Issue date Feb 20, 2024
    • GUANGDONG MIDEA ENVIRONMENTAL TECHNOLOGIES CO., LTD.
    • Weiheng Liang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,898,558
    • Issue date Feb 13, 2024
    • HANON SYSTEMS
    • Kyung Jae Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid cooling of a scroll type compressor with liquid supply throu...
    • Patent number 11,898,557
    • Issue date Feb 13, 2024
    • Air Squared, Inc.
    • Nathan D. Nicholas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor having improved vane chattering performance
    • Patent number 11,891,995
    • Issue date Feb 6, 2024
    • LG Electronics Inc.
    • Seseok Seol
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Electric compressor with isolation constraint system
    • Patent number 11,879,457
    • Issue date Jan 23, 2024
    • Mahle International GmbH
    • Brent Haseley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor including a plurality of recessed portions for re...
    • Patent number 11,879,459
    • Issue date Jan 23, 2024
    • Fujitsu General Limited
    • Hiroki Katayama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil control for climate-control system
    • Patent number 11,874,031
    • Issue date Jan 16, 2024
    • Copeland LP
    • Michael A. Saunders
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,867,173
    • Issue date Jan 9, 2024
    • Sanden Corporation
    • Tetsuya Imai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,867,182
    • Issue date Jan 9, 2024
    • Copeland Climate Technologies (Suzhou) Co. Ltd.
    • Xiangmin Jia
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor-driven compressor
    • Patent number 11,855,503
    • Issue date Dec 26, 2023
    • Kabushiki Kaisha Toyota Jidoshokki
    • Hiroki Takayama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Scroll compressor including a first and a second axial stabilizing...
    • Patent number 11,841,013
    • Issue date Dec 12, 2023
    • Danfoss Commercial Compressors
    • Remi Bou Dargham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor
    • Patent number 11,835,044
    • Issue date Dec 5, 2023
    • Daikin Industries, Ltd.
    • Takazou Sotojima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor and air conditioner having the same
    • Patent number 11,815,093
    • Issue date Nov 14, 2023
    • LG Electronics Inc.
    • Jaeha Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Airend having a lubricant flow valve and controller
    • Patent number 11,802,564
    • Issue date Oct 31, 2023
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael Borkowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric compressor
    • Patent number 11,773,850
    • Issue date Oct 3, 2023
    • Kabushiki Kaisha Toyota Jidoshokki
    • Shiori Yamamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • 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...
  • Information Patent Application

    ROTARY COMPRESSOR
    • Publication number 20230088672
    • Publication date Mar 23, 2023
    • LG ELECTRONICS INC.
    • Seseok SEOL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH RECESSES AND PROTRUSIONS
    • Publication number 20230088110
    • Publication date Mar 23, 2023
    • LG ELECTRONICS INC.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR AND AIR CONDITIONER
    • Publication number 20230064536
    • Publication date Mar 2, 2023
    • Kabushiki Kaisha Toshiba
    • Shinya KUDO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR WITH INJECTION MECHANISM
    • Publication number 20230066647
    • Publication date Mar 2, 2023
    • Panasonic Intellectual Property Management Co., Ltd.
    • Kenji WATANABE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AEROSTATIC THRUST BEARING AND METHOD OF AEROSTATICALLY SUPPORTING A...
    • Publication number 20230037942
    • Publication date Feb 9, 2023
    • TRANE INTERNATIONAL INC.
    • Jay H. JOHNSON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIREND HAVING A LUBRICANT FLOW VALVE AND CONTROLLER
    • Publication number 20230017093
    • Publication date Jan 19, 2023
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael Borkowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH BYPASS PORTIONS
    • Publication number 20230003221
    • Publication date Jan 5, 2023
    • LG ELECTRONICS INC.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Thrust Plate For Reducing Contact Stress In A Scroll Compressor
    • Publication number 20220412354
    • 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 COMPRESSOR
    • Publication number 20220412353
    • Publication date Dec 29, 2022
    • VALEO JAPAN CO., LTD.
    • Kazuki Takama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR INJECTION ENTHALPY-INCREASING SCROLL COMPRESSOR AND REFRIGERATI...
    • Publication number 20220412356
    • Publication date Dec 29, 2022
    • GUANGDONG MIDEA ENVIRONMENTAL TECHNOLOGIES CO., LTD.
    • Weiheng LIANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR AND REFRIGERATION CYCLE DEVICE
    • Publication number 20220390153
    • Publication date Dec 8, 2022
    • Toshiba Carrier Corporation
    • Takuya HIRAYAMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20220381242
    • Publication date Dec 1, 2022
    • HANON SYSTEMS
    • Kyung Jae LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...