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  • F04C2240/60
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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 F04C2240/00Components

Current Industry

F04C2240/60Shafts
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Pump particularly for pumping abrasive and/or chemically aggressive...
    • Patent number 12,366,246
    • Issue date Jul 22, 2025
    • FLUID-O-TECH S.R.L.
    • Diego Andreis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Club-shaped liquid pump
    • Patent number 12,366,247
    • Issue date Jul 22, 2025
    • HDU-TIANTAI DIGITAL INDUSTRY RESEARCH INSTITUTE HANGZHOU DIANZI UNIVERSITY
    • Jing Xu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Screw compressor
    • Patent number 12,359,667
    • Issue date Jul 15, 2025
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Shota Tanimoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having compression subassembly and methods of assembling...
    • Patent number 12,352,265
    • Issue date Jul 8, 2025
    • Copeland LP
    • Stephen Hopkins
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotor pair for a compression block of a screw machine
    • Patent number 12,352,266
    • Issue date Jul 8, 2025
    • KAESER KOMPRESSOREN SE
    • Gerald Weih
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric motor and vacuum pump
    • Patent number 12,338,823
    • Issue date Jun 24, 2025
    • VACUUBRAND GMBH + CO KG
    • Tobias Müller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll machine with multiple flow paths for the inlet flow includin...
    • Patent number 12,331,743
    • Issue date Jun 17, 2025
    • Bitzer Kuhlmaschinenbau GmbH
    • Markus Hauser
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 12,320,352
    • Issue date Jun 3, 2025
    • Fu Sheng Industrial Co. Ltd.
    • Hsun-An Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw compressor
    • Patent number 12,313,069
    • Issue date May 27, 2025
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Shuhei Nagata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gear pump and drive machine
    • Patent number 12,305,638
    • Issue date May 20, 2025
    • Valeo Powertrain GmbH
    • Roland Stoessel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump body assembly, compressor and air conditioner
    • Patent number 12,305,643
    • Issue date May 20, 2025
    • Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai
    • Yusheng Hu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump body assembly, fluid machinery, and heat exchange device
    • Patent number 12,286,972
    • Issue date Apr 29, 2025
    • Gree Electric Appliances, Inc. of Zhuhai
    • Mingzhu Dong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 12,258,964
    • Issue date Mar 25, 2025
    • LG Electronics Inc.
    • Byungkil Yoo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressors including ring-shaped counterweight assemblies
    • Patent number 12,253,082
    • Issue date Mar 18, 2025
    • Copeland LP
    • Stephen M. Hopkins
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with adjusting mechanism for reducing swing of ec...
    • Patent number 12,253,081
    • Issue date Mar 18, 2025
    • HANON SYSTEMS
    • Se Young Song
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotor shaft hub and bearing for a high pressure fluid pump assembly
    • Patent number 12,247,565
    • Issue date Mar 11, 2025
    • M&M Technologies, Inc.
    • David Anthony Lievanos
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hermetic compressor with oil blocking guide
    • Patent number 12,241,466
    • Issue date Mar 4, 2025
    • Samsung Electronics Co., Ltd.
    • Joonhyung Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable displacement gerotor pump
    • Patent number 12,228,132
    • Issue date Feb 18, 2025
    • Soon Gil Jang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Method and apparatus for an end seal for increasing efficiency of a...
    • Patent number 12,209,585
    • Issue date Jan 28, 2025
    • Lex Submersible Pumps FZE
    • Anton Shakirov
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Submersible centrifual pump having a hydrostatic support including...
    • Patent number 12,209,584
    • Issue date Jan 28, 2025
    • LEX SUMBERSIBLE PUMPS FZE
    • Anton Shakirov
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Electric compressor with isolation constraint system
    • Patent number 12,203,470
    • Issue date Jan 21, 2025
    • Mahle International GmbH
    • Brent Haseley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Low-pressure chamber rotary compressor and air conditioner
    • Patent number 12,196,205
    • Issue date Jan 14, 2025
    • GUANGZHOU DESHAN CNC TECHNOLOGY CO., LTD.
    • Yingxue Luo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Driveshaft assemblies and compressors including the same
    • Patent number 12,188,355
    • Issue date Jan 7, 2025
    • Copeland LP
    • Kirill Michailovich Ignatiev
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Lubricant system for a compressor
    • Patent number 12,188,471
    • Issue date Jan 7, 2025
    • Tyco Fire & Security GmbH
    • Firas Gassan Asfoor
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Roots pump
    • Patent number 12,188,474
    • Issue date Jan 7, 2025
    • Kabushiki Kaisha Toyota Jidoshokki
    • Masaya Yoshida
    • 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

    Pump body assembly and fluid machine
    • Patent number 12,158,139
    • Issue date Dec 3, 2024
    • Gree Electric Appliances, Inc. of Zhuhai
    • Yusheng Hu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Screw pump
    • Patent number 12,158,148
    • Issue date Dec 3, 2024
    • NETZSCH Pumpen & Systeme GmbH
    • Eduardo Nuss
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fluid transfer apparatus
    • Patent number 12,158,149
    • Issue date Dec 3, 2024
    • KOREA ATOMIC ENERGY RESEARCH INSTITUTE
    • Yongkwon Koh
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Hydraulic machine with lubricated rotating spool
    • Patent number 12,152,586
    • Issue date Nov 26, 2024
    • White Drive Motors and Steering SP. Z.O.O.
    • Adam Mrowczynski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    ROTARY COMPRESSOR AND REFRIGERATION CYCLE APPARATUS
    • Publication number 20250207590
    • Publication date Jun 26, 2025
    • Carrier Japan Corporation
    • Akira MORISHIMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CLUB-SHAPED LIQUID PUMP
    • Publication number 20250188926
    • Publication date Jun 12, 2025
    • HDU-TIANTAI DIGITAL INDUSTRY RESEARCH INSTITUTE HANGZHOU DIANZI UNIVERSITY
    • JING XU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CRANKSHAFT ASSEMBLY FOR SCROLL DEVICES
    • Publication number 20250188928
    • Publication date Jun 12, 2025
    • Air Squared, LLC
    • Scott D. Farnham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP WITH PRESSURE DISC
    • Publication number 20250180015
    • Publication date Jun 5, 2025
    • ITT Bornemann GmbH
    • Eike Steffen Korte
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20250180018
    • Publication date Jun 5, 2025
    • LG ELECTRONICS INC.
    • Kangwook LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP
    • Publication number 20250172140
    • Publication date May 29, 2025
    • LG Innotek Co., Ltd.
    • Moon Jae LEE
    • 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

    COMPRESSOR HAVING COMPRESSION SUBASSEMBLY AND METHODS OF ASSEMBLING...
    • Publication number 20250122873
    • Publication date Apr 17, 2025
    • Copeland LP
    • Stephen Hopkins
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20250101976
    • Publication date Mar 27, 2025
    • Samsung Electronics Co., Ltd.
    • Mooseong BAE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRIVE ASSEMBLIES AND COMPRESSORS INCLUDING THE SAME
    • Publication number 20250075700
    • Publication date Mar 6, 2025
    • Copeland LP
    • Kirill Michailovich Ignatiev
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20250067265
    • Publication date Feb 27, 2025
    • DANFOSS (TIANJIN) LTD.
    • Yusong SUN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20250067264
    • Publication date Feb 27, 2025
    • DANFOSS (TIANJIN) LTD.
    • Yusong SUN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20250052239
    • Publication date Feb 13, 2025
    • Fu Sheng Industrial Co. Ltd.
    • Hsun-An Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW COMPRESSOR
    • Publication number 20250035115
    • Publication date Jan 30, 2025
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Shota TANIMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC COMPRESSOR
    • Publication number 20250035110
    • Publication date Jan 30, 2025
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Yuya HATTORI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20250003406
    • Publication date Jan 2, 2025
    • HANON SYSTEMS
    • Se Young Song
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTOR SHAFT HUB AND BEARING FOR A HIGH PRESSURE FLUID PUMP ASSEMBLY
    • Publication number 20240392781
    • Publication date Nov 28, 2024
    • DAVID ANTHONY LIEVANOS
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPRESSOR ASSEMBLY
    • Publication number 20240360830
    • Publication date Oct 31, 2024
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Thomas Luc SWERTS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR DRIVE LINE
    • Publication number 20240344517
    • Publication date Oct 17, 2024
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Flip Frans MATHYS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRIVE ASSEMBLIES AND COMPRESSORS INCLUDING THE SAME
    • Publication number 20240318652
    • Publication date Sep 26, 2024
    • Emerson Climate Technologies, Inc.
    • Kirill Michailovich Ignatiev
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID MACHINERY, HEAT EXCHANGE APPARATUS AND OPERATION METHOD FOR F...
    • Publication number 20240318651
    • Publication date Sep 26, 2024
    • GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    • Zhongcheng DU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEAR PUMP
    • Publication number 20240300299
    • Publication date Sep 12, 2024
    • Eberspächer Climate Control Systems GmbH
    • Marcel Scharla
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    DRIVESHAFT ASSEMBLIES AND COMPRESSORS INCLUDING THE SAME
    • Publication number 20240287904
    • Publication date Aug 29, 2024
    • Emerson Climate Technologies, Inc.
    • Kirill Michailovich Ignatiev
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROOTS PUMP
    • Publication number 20240287986
    • Publication date Aug 29, 2024
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Masaya YOSHIDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRIVE SYSTEM FOR A MULTI-STAGE SCREW COMPRESSOR
    • Publication number 20240280105
    • Publication date Aug 22, 2024
    • COMPAIR DRUCKLUFTTECHNIK - ZWEIGNIEDERLASSUNG DER Gardner Denver Deutschland...
    • Rainer Oberhausen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LOW-PRESSURE CHAMBER ROTARY COMPRESSOR AND AIR CONDITIONER
    • Publication number 20240271621
    • Publication date Aug 15, 2024
    • GUANGZHOU DESHAN CNC TECHNOLOGY CO., LTD.
    • Yingxue Luo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Gear Pump
    • Publication number 20240254988
    • Publication date Aug 1, 2024
    • NIDEC GPM GmbH
    • Franz PAWELLEK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240229793
    • Publication date Jul 11, 2024
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Shiori Yamamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BEARING AND UNLOADER ASSEMBLY FOR COMPRESSORS
    • Publication number 20240183356
    • Publication date Jun 6, 2024
    • Copeland LP
    • Kirill Michailovich Ignatiev
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ROTOR PAIR FOR A COMPRESSION BLOCK OF A SCREW MACHINE
    • Publication number 20240175436
    • Publication date May 30, 2024
    • KAESER KOMPRESSOREN SE
    • Gerald Weih
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...