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Details concerning the involute wraps

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  • CPC
  • F04C18/0269
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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

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F04C18/0269Details concerning the involute wraps
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Scroll compressor
    • Patent number 11,976,655
    • Issue date May 7, 2024
    • Copeland Climate Technologies (Suzhou) Co. Ltd.
    • Tao Ye
    • 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
    • Patent number 11,920,590
    • Issue date Mar 5, 2024
    • LG Electronics Inc.
    • Yongkyu Choi
    • 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 with a thin section in the orbiting volute wall
    • Patent number 11,821,422
    • Issue date Nov 21, 2023
    • Kabushiki Kaisha Toyota Jidoshokki
    • Yuya Hattori
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor including a fixed-side first region receiving a f...
    • Patent number 11,725,656
    • Issue date Aug 15, 2023
    • Daikin Industries, Ltd.
    • Kouji Tanaka
    • 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

    Scroll compressor with circular surface terminations
    • Patent number 11,686,309
    • Issue date Jun 27, 2023
    • Mark W. Wood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with wrap having gradually decreasing thickness
    • Patent number 11,668,303
    • Issue date Jun 6, 2023
    • LG Electronics Inc.
    • Jungsun Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Climate-control system having valve assembly
    • Patent number 11,656,003
    • Issue date May 23, 2023
    • Emerson Climate Technologies, Inc.
    • James W. McBean
    • 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

    Oil-free scroll air compressor with double parallel grooves on both...
    • Patent number 11,578,721
    • Issue date Feb 14, 2023
    • Zhejiang University
    • Shusheng Xiong
    • 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

    Compressor for high efficiency heat pump system
    • Patent number 11,499,554
    • Issue date Nov 15, 2022
    • Lennox Industries Inc.
    • Mark W. Olsen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,454,237
    • Issue date Sep 27, 2022
    • Samsung Electronics Co., Ltd.
    • Jongsoo Noh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Thermal and sound optimized lattice-cored additive manufactured com...
    • Patent number 11,448,221
    • Issue date Sep 20, 2022
    • Emerson Electric Co.
    • Marc J. Scancarello
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Compressor having lubrication structure for thrust surface
    • Patent number 11,434,908
    • Issue date Sep 6, 2022
    • LG Electronics Inc.
    • Sang baek Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having enhanced discharge structure
    • Patent number 11,428,229
    • Issue date Aug 30, 2022
    • LG Electronics Inc.
    • Howon Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,415,131
    • Issue date Aug 16, 2022
    • LG Electronics Inc.
    • Minjin Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having an arcuate portion side surface clearance...
    • Patent number 11,408,422
    • Issue date Aug 9, 2022
    • Daikin Industries, Ltd.
    • Yasuhiro Murakami
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,408,423
    • Issue date Aug 9, 2022
    • LG Electronics Inc.
    • Yongkyu Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor operated compressor
    • Patent number 11,359,629
    • Issue date Jun 14, 2022
    • LG Electronics Inc.
    • Honghee Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with recesses and protrusions
    • Patent number 11,339,785
    • Issue date May 24, 2022
    • LG Electronics Inc.
    • Yongkyu Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with circular surface terminations
    • Patent number 11,339,786
    • Issue date May 24, 2022
    • Mark W. Wood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid compressor having discharge port and valve
    • Patent number 11,268,510
    • Issue date Mar 8, 2022
    • LG Electronics Inc.
    • Jaeha Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor for high efficiency heat pump system
    • Patent number 11,255,325
    • Issue date Feb 22, 2022
    • Lennox Industries Inc.
    • Mark W. Olsen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tip seal and scroll fluid machine using same
    • Patent number 11,236,749
    • Issue date Feb 1, 2022
    • MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.
    • Hajime Sato
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,221,008
    • Issue date Jan 11, 2022
    • Kabushiki Kaisha Toyota Jidoshokki
    • Takumi Maeda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor with a muffler
    • Patent number 11,209,003
    • Issue date Dec 28, 2021
    • LG Electronics Inc.
    • Howon Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having wrap with reinforcing portion
    • Patent number 11,209,001
    • Issue date Dec 28, 2021
    • LG Electronics Inc.
    • Cheolhwan Kim
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • 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

    STATIC SCROLL APPLIED IN SCROLL COMPRESSOR AND SCROLL COMPRESSOR
    • Publication number 20230417246
    • Publication date Dec 28, 2023
    • GUANGDONG MIDEA ENVIRONMENTAL TECHNOLOGIES CO., LTD.
    • Zhipeng YANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230358232
    • Publication date Nov 9, 2023
    • LG ELECTRONICS INC.
    • Byungkil YOO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    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

    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 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 20220364560
    • Publication date Nov 17, 2022
    • LG ELECTRONICS INC.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH CIRCULAR SURFACE TERMINATIONS
    • Publication number 20220356879
    • Publication date Nov 10, 2022
    • Mark W. Wood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20220299028
    • Publication date Sep 22, 2022
    • DAIKIN INDUSTRIES, LTD.
    • Kouji TANAKA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH RECESSES AND PROTRUSIONS
    • Publication number 20220282731
    • Publication date Sep 8, 2022
    • LG ELECTRONICS INC.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR AND REFRIGERATION DEVICE
    • Publication number 20220268278
    • Publication date Aug 25, 2022
    • GUANGDONG MIDEA ENVIRONMENTAL TECHNOLOGIES CORPORATION LIMITED
    • Yuantie ZHAO
    • 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

    COMPRESSOR FOR HIGH EFFICIENCY HEAT PUMP SYSTEM
    • Publication number 20220106959
    • Publication date Apr 7, 2022
    • Lennox Industries Inc.
    • Mark W. Olsen
    • 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 20210108637
    • Publication date Apr 15, 2021
    • DAIKIN INDUSTRIES, LTD.
    • Yasuhiro MURAKAMI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR OPERATED COMPRESSOR
    • Publication number 20210071663
    • Publication date Mar 11, 2021
    • LG ELECTRONICS INC.
    • Honghee PARK
    • 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...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20200400144
    • Publication date Dec 24, 2020
    • LG Electronics Inc.
    • Changeol Jo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR HAVING LUBRICATION STRUCTURE FOR THRUST SURFACE
    • Publication number 20200340477
    • Publication date Oct 29, 2020
    • LG ELECTRONICS INC.
    • Sang baek PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20200309128
    • Publication date Oct 1, 2020
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Takumi MAEDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20200182244
    • Publication date Jun 11, 2020
    • DAIKIN INDUSTRIES, LTD.
    • Ryouta NAKAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL TYPE MICRO-COMPRESSOR, AND METHOD FOR MACHINING FIXED SCROLL...
    • Publication number 20200149530
    • Publication date May 14, 2020
    • Beijing University of Chemical Technology
    • Duli YU
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    SCROLL COMPRESSOR WITH WRAP HAVING GRADUALLY DECREASING THICKNESS
    • Publication number 20200102957
    • Publication date Apr 2, 2020
    • LG ELECTRONICS INC.
    • Jungsun CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR OPERATED COMPRESSOR
    • Publication number 20200102956
    • Publication date Apr 2, 2020
    • LG ELECTRONICS INC.
    • Sanghun SEONG
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SCROLL COMPRESSOR HAVING WRAP WITH REINFORCING PORTION
    • Publication number 20200095994
    • Publication date Mar 26, 2020
    • LG ELECTRONICS INC.
    • Cheolhwan KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20200088194
    • Publication date Mar 19, 2020
    • LG ELECTRONICS INC.
    • Yong Kyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20200049146
    • Publication date Feb 13, 2020
    • LG Electronics Inc.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR-OPERATED COMPRESSOR
    • Publication number 20200032798
    • Publication date Jan 30, 2020
    • LG ELECTRONICS INC.
    • Jongtae HER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...