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  • CPC
  • F04C18/0261
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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

F04C18/0261Details of the ports
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Scroll compressor with suppressed reduction of rotational moment
    • Patent number 11,976,653
    • Issue date May 7, 2024
    • Sanden Corporation
    • Atsuo Teshima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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 11,933,297
    • 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 including discharge guide to quicken discharge re...
    • Patent number 11,913,450
    • Issue date Feb 27, 2024
    • LG Electronics Inc.
    • Jinyong Jang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Scroll machine with passage in spiral, method, vehicle air conditio...
    • Patent number 11,905,952
    • Issue date Feb 20, 2024
    • OET GmbH
    • Christian Busch
    • 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

    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 including a front housing, a center housing, and...
    • Patent number 11,867,174
    • Issue date Jan 9, 2024
    • HANON SYSTEMS
    • Kyung Jae Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,867,175
    • Issue date Jan 9, 2024
    • LG Electronics Inc.
    • Taekyoung Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with center hub
    • Patent number 11,846,287
    • Issue date Dec 19, 2023
    • Copeland LP
    • Natalie M. Gehret
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,841,014
    • Issue date Dec 12, 2023
    • LG Electronics Inc.
    • Changeol Jo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with inclined wall surface extending from the dus...
    • Patent number 11,821,423
    • Issue date Nov 21, 2023
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Yusuke Watabe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,781,546
    • Issue date Oct 10, 2023
    • LG Electronics Inc.
    • Changeol Jo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor including suction guide
    • Patent number 11,773,851
    • Issue date Oct 3, 2023
    • LG Electronics Inc.
    • Byeonghun Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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 11,739,751
    • Issue date Aug 29, 2023
    • LG Electronics Inc.
    • Changeol Jo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with bypass portions
    • Patent number 11,739,752
    • Issue date Aug 29, 2023
    • LG Electronics Inc.
    • Yongkyu Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High pressure scroll compressor
    • Patent number 11,703,052
    • Issue date Jul 18, 2023
    • Samsung Electronics Co., Ltd.
    • Yang Hee Cho
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,703,053
    • Issue date Jul 18, 2023
    • LG Electronics Inc.
    • Juhwan Yun
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having oil feeding channels
    • Patent number 11,686,307
    • Issue date Jun 27, 2023
    • LG Electronics Inc.
    • Kyungho Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having cooling pipe moving synchronously with orb...
    • Patent number 11,661,940
    • Issue date May 30, 2023
    • GREE GREEN REFRIGERATION TECHNOLOGY CENTER CO., LTD. OF ZHUHAI
    • Gang Lv
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,644,033
    • Issue date May 9, 2023
    • HANON SYSTEMS
    • Kyung Jae Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having capacity modulation assembly
    • Patent number 11,635,078
    • Issue date Apr 25, 2023
    • Emerson Climate Technologies, Inc.
    • Masao Akei
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,608,830
    • Issue date Mar 21, 2023
    • HANON SYSTEMS
    • Kyung Jae Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with two step inverter control
    • Patent number 11,603,839
    • Issue date Mar 14, 2023
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Zhijia Ren
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having compression chamber oil supplies having st...
    • Patent number 11,603,840
    • Issue date Mar 14, 2023
    • LG Electronics Inc.
    • Kyungho Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with second intermediate cap to facilitate refrig...
    • Patent number 11,560,889
    • Issue date Jan 24, 2023
    • TRANE INTERNATIONAL INC.
    • Scott J. Smerud
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,549,511
    • Issue date Jan 10, 2023
    • LG Electronics Inc.
    • Changeol Jo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tip seal for scroll compressor
    • Patent number 11,536,269
    • Issue date Dec 27, 2022
    • NTN Corporation
    • Takuya Ishii
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Scroll compressor having intermediate pressure chamber to supply fl...
    • Patent number 11,506,201
    • Issue date Nov 22, 2022
    • Kabushiki Kaisha Toyota Jidoshokki
    • Yoshihiro Fukaya
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240084800
    • Publication date Mar 14, 2024
    • HANON SYSTEMS
    • Kwang Jin Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll machine with injection and refrigeration system
    • Publication number 20240060493
    • Publication date Feb 22, 2024
    • Bitzer Kuehlmaschinenbau GmbH
    • Dimitri Gossen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll machine and refrigeration system
    • Publication number 20240060492
    • Publication date Feb 22, 2024
    • Bitzer Kuehlmaschinenbau GmbH
    • Christian SCHARER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll Compressor With Center Hub
    • Publication number 20240052836
    • Publication date Feb 15, 2024
    • Copeland LP
    • Natalie M. GEHRET
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240026882
    • Publication date Jan 25, 2024
    • SANDEN CORPORATION
    • Atsuo TESHIMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230400024
    • Publication date Dec 14, 2023
    • LG ELECTRONICS INC.
    • Changeol JO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230204032
    • Publication date Jun 29, 2023
    • Mitsubishi Electric Corporation
    • Masanori ITO
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    POSITIVE DISPLACEMENT MACHINE, METHOD, VEHICLE AIR CONDITIONING SYS...
    • Publication number 20230175506
    • Publication date Jun 8, 2023
    • OET GmbH
    • Christian BUSCH
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230167820
    • Publication date Jun 1, 2023
    • LG ELECTRONICS INC.
    • Taekyoung KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSION MECHANISM AND SCROLL COMPRESSOR
    • Publication number 20230160386
    • Publication date May 25, 2023
    • EMERSON CLIMATE TECHNOLOGIES (SUZHOU) CO., LTD.
    • Ji LIANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230090621
    • Publication date Mar 23, 2023
    • LG ELECTRONICS INC.
    • Changeol Jo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR AND REFRIGERATION CYCLE DEVICE
    • Publication number 20230077032
    • Publication date Mar 9, 2023
    • Hitachi-Johnson Controls Air Conditioning, Inc.
    • Kazuyuki MATSUNAGA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll Compressor
    • Publication number 20230069695
    • Publication date Mar 2, 2023
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Yusuke WATABE
    • 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

    Thermal Deformation Management In A Scroll Plate Of A Scroll
    • Publication number 20220412355
    • 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 20220389929
    • Publication date Dec 8, 2022
    • HANON SYSTEMS
    • Kyung Jae LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR HAVING ENHANCED DISCHARGE STRUCTURE
    • Publication number 20220364564
    • Publication date Nov 17, 2022
    • LG ELECTRONICS INC.
    • Howon LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    SCROLL COMPRESSOR
    • Publication number 20220170461
    • Publication date Jun 2, 2022
    • SANDEN AUTOMOTIVE COMPONENTS CORPORATION
    • Hironobu INABA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20220154718
    • Publication date May 19, 2022
    • LG Electronics Inc.
    • Minjin LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20220136501
    • Publication date May 5, 2022
    • LG ELECTRONICS INC.
    • Juhwan YUN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20220136500
    • Publication date May 5, 2022
    • SANDEN AUTOMOTIVE COMPONENTS CORPORATION
    • Tetsuya IMAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20220090600
    • Publication date Mar 24, 2022
    • HANON SYSTEMS
    • Kyung Jae LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20220025885
    • Publication date Jan 27, 2022
    • HANON SYSTEMS
    • Kyung Jae LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20210301820
    • Publication date Sep 30, 2021
    • Kabushiki Kaisha Toyota Jidoshokki
    • Yoshihiro FUKAYA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VAPOR INJECTION DOUBLE REED VALVE PLATE
    • Publication number 20210285445
    • Publication date Sep 16, 2021
    • HANON SYSTEMS
    • Kanwal Bhatia
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Having Capacity Modulation Assembly
    • Publication number 20210164470
    • Publication date Jun 3, 2021
    • Emerson Climate Technologies, Inc.
    • Masao AKEI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPRESSOR
    • Publication number 20210156381
    • Publication date May 27, 2021
    • Panasonic Intellectual Property Management Co., Ltd.
    • Kenji WATANABE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll Compressor Having Hub Plate
    • Publication number 20210148359
    • Publication date May 20, 2021
    • Emerson Climate Technologies, Inc.
    • Roy J. DOEPKER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20210033092
    • Publication date Feb 4, 2021
    • Samsung Electronics Co., Ltd.
    • Jongsoo Noh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...