with inlet and outlet valves specially adapted for rotary or oscillating piston pumps

Patents Grantslast 30 patents

  • Information Patent Grant

    Multistage compressor system with intercooler

    • Patent number 12,163,518
    • Issue date Dec 10, 2024
    • Mark W. Wood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor and air conditioning system

    • Patent number 12,152,589
    • Issue date Nov 26, 2024
    • GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    • Mingsheng Zhuo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor

    • Patent number 12,098,724
    • Issue date Sep 24, 2024
    • LG Electronics Inc.
    • Changeol Jo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with a pressure relief low-speed rotation structure

    • Patent number 12,085,077
    • Issue date Sep 10, 2024
    • GUANGDONG MIDEA ENVIRONMENTAL TECHNOLOGIES CORPORATION
    • Baiying Huang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Compressor

    • Patent number 12,078,175
    • Issue date Sep 3, 2024
    • LG Electronics Inc.
    • Jaeha Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having round part placed near outlet port

    • Patent number RE50087
    • Issue date Aug 20, 2024
    • LG Electronics Inc.
    • Seokhwan Moon
  • Information Patent Grant

    Scroll compressor

    • Patent number 12,055,142
    • Issue date Aug 6, 2024
    • HANON SYSTEMS
    • Kyung Jae Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor

    • Patent number 12,018,686
    • Issue date Jun 25, 2024
    • LG Electronics Inc.
    • Jinung Shin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor with a suction valve having a spring, a seal, and a cyli...

    • Patent number 12,012,964
    • Issue date Jun 18, 2024
    • SIAM COMPRESSOR INDUSTRY CO., LTD.
    • Thongchai Borvonrungreung
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electro-magnetic throttle valve with integrated blowdown conduit

    • Patent number 11,994,232
    • Issue date May 28, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Vineeth Poulose
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Air conditioner and compressor

    • Patent number 11,953,008
    • Issue date Apr 9, 2024
    • Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai
    • Yanjun Hu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having at least one valve fixedly inserted into b...

    • Patent number 11,953,003
    • Issue date Apr 9, 2024
    • LG Electronics Inc.
    • Changeol Jo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor

    • Patent number 11,891,994
    • Issue date Feb 6, 2024
    • HANON SYSTEMS
    • Kyung Jae Lee
    • 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

    Compressor modulation system with multi-way valve

    • Patent number 11,879,460
    • Issue date Jan 23, 2024
    • Copeland LP
    • Camden L. Ives
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressors with variable speed and volume control

    • Patent number 11,852,145
    • Issue date Dec 26, 2023
    • TRANE INTERNATIONAL, INC.
    • Jay H. Johnson
    • 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

    • Patent number 11,788,531
    • Issue date Oct 17, 2023
    • LG Electronics Inc.
    • Sangbaek Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having seal assembly

    • Patent number 11,767,846
    • Issue date Sep 26, 2023
    • Copeland LP
    • Jeffrey L. Berning
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump having liquid blades and an associated method of pumping

    • Patent number 11,719,244
    • Issue date Aug 8, 2023
    • Edwards Limited
    • Ian David Stones
    • 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

    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 modulation system with multi-way valve

    • Patent number 11,655,813
    • Issue date May 23, 2023
    • Emerson Climate Technologies, Inc.
    • Camden L. Ives
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane rotary compressor

    • Patent number 11,644,035
    • Issue date May 9, 2023
    • LG Electronics Inc.
    • Joonhong Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor

    • Patent number 11,566,621
    • Issue date Jan 31, 2023
    • LG Electronics Inc.
    • Kiyoul Noh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable-capacity control structure, compressor and variable-capaci...

    • Patent number 11,519,410
    • Issue date Dec 6, 2022
    • Green Refrigeration Equipment Engineering Research Center of Zhuhai Gree Co.,...
    • Yanjun Hu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method and device for expanding a gas with a reciprocating-piston m...

    • Patent number 11,519,267
    • Issue date Dec 6, 2022
    • Burckhardt Compression AG
    • Alexandre Voser
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fluid working systems

    • Patent number 11,499,552
    • Issue date Nov 15, 2022
    • Danfoss Power Solutions GmbH & Co. OHG
    • Elliott Gruber
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Scroll compressor

    • Patent number 11,480,175
    • Issue date Oct 25, 2022
    • Samsung Electronics Co., Ltd.
    • Junghoon Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRO-MAGNETIC THROTTLE VALVE

    • Publication number 20240328530
    • Publication date Oct 3, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Vineeth Poulose
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR AND REFRIGERATION APPARATUS

    • Publication number 20240271620
    • Publication date Aug 15, 2024
    • DAIKIN INDUSTRIES, LTD.
    • Taiga ARAKANE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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 COMPRESSOR

    • Publication number 20240077080
    • Publication date Mar 7, 2024
    • LG ELECTRONICS INC.
    • Changeol JO
    • 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 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

    Modulated Compressor And Valve Assembly

    • Publication number 20230296097
    • Publication date Sep 21, 2023
    • Emerson Climate Technologies, Inc.
    • Brandon H. BERCOT
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR

    • Publication number 20230279861
    • Publication date Sep 7, 2023
    • LG ELECTRONICS INC.
    • Sangbaek PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR

    • Publication number 20230204035
    • Publication date Jun 29, 2023
    • LG ELECTRONICS INC.
    • Jaeha LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTISTAGE COMPRESSOR SYSTEM WITH INTERCOOLER

    • Publication number 20230144667
    • Publication date May 11, 2023
    • Mark W. Wood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR

    • Publication number 20230143495
    • Publication date May 11, 2023
    • LG ELECTRONICS INC.
    • Taekyoung KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    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

    Compressor Modulation System With Multi-Way Valve

    • Publication number 20230055642
    • Publication date Feb 23, 2023
    • Emerson Climate Technologies, Inc.
    • Camden L. IVES
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Modulation System With Multi-Way Valve

    • Publication number 20230036027
    • Publication date Feb 2, 2023
    • Emerson Climate Technologies, Inc.
    • Camden L. IVES
    • 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...
  • Information Patent Application

    SCROLL COMPRESSOR

    • Publication number 20220290668
    • Publication date Sep 15, 2022
    • HANON SYSTEMS
    • Kyung Jae LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DIAPHRAGM PUMP WITH HEAT DISSIPATION MECHANISM

    • Publication number 20220178374
    • Publication date Jun 9, 2022
    • Mighty Spraying Technology Co.,Ltd
    • SHOU JEN CHEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR AND AIR CONDITIONING SYSTEM

    • Publication number 20220136507
    • Publication date May 5, 2022
    • GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    • Mingsheng ZHUO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ENTRAINMENT COMPRESSION SYSTEM FOR JET ENGINE

    • Publication number 20220136435
    • Publication date May 5, 2022
    • LARRY BURFORD
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    AIR CONDITIONER AND COMPRESSOR

    • Publication number 20220049701
    • Publication date Feb 17, 2022
    • Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai
    • Yanjun HU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A PUMP AND A METHOD OF PUMPING A FLUID

    • Publication number 20210172440
    • Publication date Jun 10, 2021
    • Edwards Limited
    • Ian David Stones
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Multi-Stage Compressor and Method of Controlling the Same

    • Publication number 20210054845
    • Publication date Feb 25, 2021
    • Hyundai Motor Company
    • Seong Bin Jeong
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SCROLL COMPRESSOR

    • Publication number 20200340476
    • Publication date Oct 29, 2020
    • Samsung Electronics Co., Ltd.
    • Junghoon PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR

    • Publication number 20200277955
    • Publication date Sep 3, 2020
    • HANON SYSTEMS
    • Philipp Kozalla
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR

    • Publication number 20200263692
    • Publication date Aug 20, 2020
    • LG ELECTRONICS INC.
    • Taekyoung Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE-CAPACITY CONTROL STRUCTURE, COMPRESSOR AND VARIABLE-CAPACI...

    • Publication number 20200232464
    • Publication date Jul 23, 2020
    • Green Refrigeration Equipment Engineering Research Center of Zhuhai Gree Co....
    • Yanjun HU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEM AND METHOD FOR ENGINE SPEED MEASUREMENT

    • Publication number 20200200787
    • Publication date Jun 25, 2020
    • Pratt & Whitney Canada Corp.
    • Antwan SHENOUDA
    • G01 - MEASURING TESTING
  • Information Patent Application

    INLET VALVE FOR THE INLET OF A COMPRESSOR ELEMENT AND COMPRESSOR AN...

    • Publication number 20200173563
    • Publication date Jun 4, 2020
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Joris MERTENS
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...