TREA

Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type Pumping installations

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Industry

  • CPC
  • F04C11/00
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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

Current Industry

F04C11/00Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type Pumping installations

Sub Industries

F04C11/001of similar working principle F04C11/003having complementary function F04C11/005of dissimilar working principle F04C11/006having complementary function F04C11/008Enclosed motor pump units
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Pump device
    • Patent number 12,345,255
    • Issue date Jul 1, 2025
    • Toyota Jidosha Kabushiki Kaisha
    • Naoto Onoda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid circulating apparatus
    • Patent number 12,345,260
    • Issue date Jul 1, 2025
    • COAVIS
    • Hyun Tae Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric oil pump
    • Patent number 12,326,147
    • Issue date Jun 10, 2025
    • Zhejiang Sanhua Automotive Components Co., Ltd.
    • Lingli Wan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Operable implant
    • Patent number 12,318,572
    • Issue date Jun 3, 2025
    • Peter Forsell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Dual gerotor apparatus, a powertrain assembley and an electrified v...
    • Patent number 12,313,067
    • Issue date May 27, 2025
    • VALEO POWERTRAIN (NANJING) CO., LTD.
    • Yejin Jin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric pump
    • Patent number 12,281,651
    • Issue date Apr 22, 2025
    • LG Innotek Co., Ltd
    • Hoon Ki Hong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric motor with dual pump for providing scavenge and delivery f...
    • Patent number 12,270,396
    • Issue date Apr 8, 2025
    • GHSP, Inc.
    • Ryan David Rosinski
    • 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

    Multi-compressor system with normally-open valves in oil balancing...
    • Patent number 12,241,670
    • Issue date Mar 4, 2025
    • Danfoss Commercial Compressors
    • Thierry Legay
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Integrated electric oil pump
    • Patent number 12,228,131
    • Issue date Feb 18, 2025
    • HANGZHOU QUADRANT TECHNOLOGY CO., LTD.
    • Liping Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    Rotary positive displacement pump
    • Patent number 12,140,142
    • Issue date Nov 12, 2024
    • Alfa Laval Corporate AB
    • Simon Cargill
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Disposable pump cartridge
    • Patent number 12,129,848
    • Issue date Oct 29, 2024
    • Johnson & Johnson Surgical Vision, Inc.
    • Yehuda Algawi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Double pump
    • Patent number 12,123,410
    • Issue date Oct 22, 2024
    • DANHYDRA A/S
    • Thomas Hove
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System to pump fluid and control thereof
    • Patent number 12,060,878
    • Issue date Aug 13, 2024
    • Project Phoenix, LLC
    • Thomas Afshari
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump integrated with two independently driven prime movers
    • Patent number 12,060,883
    • Issue date Aug 13, 2024
    • Project Phoenix, LLC
    • Thomas Afshari
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump
    • Patent number 12,055,141
    • Issue date Aug 6, 2024
    • LG Innotek Co., Ltd
    • Sang Tae Kim
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Fluid pump
    • Patent number 12,044,236
    • Issue date Jul 23, 2024
    • FTE Automotive GmbH
    • Markus Dirauf
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric pump including a motor unit and an axially extending attac...
    • Patent number 12,038,006
    • Issue date Jul 16, 2024
    • NIDEC TOSOK CORPORATION
    • Nan Wu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Torque transfer gear pump
    • Patent number 12,025,131
    • Issue date Jul 2, 2024
    • Deere & Company
    • Andrew T. Sterling
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sealing assembly for a progressive cavity pump
    • Patent number 12,018,688
    • Issue date Jun 25, 2024
    • Johnson & Johnson Surgical Vision, Inc.
    • Ilya Sitnitsky
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil-injected multi-stage compressor system and procedure for contro...
    • Patent number 12,018,678
    • Issue date Jun 25, 2024
    • Atlas Copco Airpower, naamloze vennootschap
    • Stijn Broucke
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic pump having impeller pump and trochoid pump
    • Patent number 12,012,956
    • Issue date Jun 18, 2024
    • Thales
    • Gaëtan Fagot
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Axial piston pump mounting flange configuration
    • Patent number 12,006,924
    • Issue date Jun 11, 2024
    • Caterpillar Inc.
    • Matthew G. Mickiewicz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump-motor unit comprising an integrative housing cover
    • Patent number 11,988,205
    • Issue date May 21, 2024
    • Schwabische Huttenwerke Automotive GmbH
    • Thomas Finsterle
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fluid transfer pump
    • Patent number 11,988,212
    • Issue date May 21, 2024
    • TECHTRONIC CORDLESS GP
    • Huang Jiabin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric and hydraulic machine
    • Patent number 11,990,819
    • Issue date May 21, 2024
    • Bosch Rexroth Corporation
    • Enrique Busquets
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump device
    • Patent number 11,982,270
    • Issue date May 14, 2024
    • Mikuni Corporation
    • Yasuhiro Ino
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Adhesive dispensing system with convertible nozzle assemblies
    • Patent number 11,975,350
    • Issue date May 7, 2024
    • Nordson Corporation
    • Joel E. Saine
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Gerotor and pump apparatus having a gerotor device
    • Patent number 11,927,188
    • Issue date Mar 12, 2024
    • Mahle International GmbH
    • Holger Conrad
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    PORTABLE CLASS-II LUBRICATION DEVICE
    • Publication number 20250129884
    • Publication date Apr 24, 2025
    • Hove A/S
    • IVAN MADSEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TANDEM PUMP COMPRISING A MAIN FLOW AND A DRY SUMP FLOW
    • Publication number 20250101978
    • Publication date Mar 27, 2025
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Maximilian HAAS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP ASSEMBLY
    • Publication number 20250101981
    • Publication date Mar 27, 2025
    • SUMITOMO ELECTRIC SINTERED ALLOY, LTD.
    • Shoichi TAKADA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PERMANENT MAGNET EMBEDDED MOTOR AND PUMP DEVICE
    • Publication number 20250096627
    • Publication date Mar 20, 2025
    • Mikuni Corporation
    • Kazuya YONEMURA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTEGRATED ELECTRIC OIL PUMP
    • Publication number 20250059969
    • Publication date Feb 20, 2025
    • HANGZHOU QUADRANT TECHNOLOGY CO., LTD.
    • Liping WANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AUTOMOTIVE ELECTRIC LIQUID PUMP
    • Publication number 20250059970
    • Publication date Feb 20, 2025
    • PIERBURG PUMP TECHNOLOGY GMBH
    • FEDERICO BETTI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DISPOSABLE PUMP CARTRIDGE
    • Publication number 20250035109
    • Publication date Jan 30, 2025
    • Johnson & Johnson Surgical Vision, Inc.
    • Yehuda Algawi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Grease pump unit comprising two serially connected pumps
    • Publication number 20250035112
    • Publication date Jan 30, 2025
    • Danhydra A/S
    • Thomas Hove
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID CIRCULATING APPARATUS
    • Publication number 20240426295
    • Publication date Dec 26, 2024
    • COAVIS
    • Hyun Tae LEE
    • 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

    ASSEMBLY FOR COMPRESSING GAS, METHOD FOR COOLING, AND USE OF SUCH A...
    • Publication number 20240376878
    • Publication date Nov 14, 2024
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Kristof Adrien Laura MARTENS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC MOTOR WITH DUAL PUMP FOR PROVIDING SCAVENGE AND DELIVERY F...
    • Publication number 20240318650
    • Publication date Sep 26, 2024
    • GHSP, INC.
    • Ryan David Rosinski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEAR PUMP
    • Publication number 20240301877
    • Publication date Sep 12, 2024
    • VALEO EMBRAYAGES
    • Manuel MERKLE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC AND HYDRAULIC MACHINE
    • Publication number 20240266902
    • Publication date Aug 8, 2024
    • Bosch Rexroth Corporation
    • Enrique Busquets
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID TRANSFER PUMP
    • Publication number 20240263633
    • Publication date Aug 8, 2024
    • TECHTRONIC CORDLESS GP
    • HUANG JIABIN
    • 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

    SPLIT OUTPUT PORT FOR PUMP WITH INTERNAL TEMPERATURE MEASUREMENT DE...
    • Publication number 20240218873
    • Publication date Jul 4, 2024
    • Stackpole International Engineered Products, Ltd.
    • Richard MUIZELAAR
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC DIAPHRAGM PUMP WITH OFFSET SLIDER CRANK
    • Publication number 20240068471
    • Publication date Feb 29, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Daniel Brocker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC PUMP SYSTEM AND METHOD
    • Publication number 20240060490
    • Publication date Feb 22, 2024
    • Tesla, Inc.
    • Scott Michael Graves
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A ROTARY POSITIVE DISPLACEMENT PUMP
    • Publication number 20240052834
    • Publication date Feb 15, 2024
    • Alfa Laval Corporate AB
    • Simon CARGILL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A DUAL GEROTOR APPARATUS, A POWERTRAIN ASSEMBLEY AND AN ELECTRIFIED...
    • Publication number 20240011483
    • Publication date Jan 11, 2024
    • VALEO POWERTRAIN (NANJING) CO., LTD.
    • Yejin JIN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP MOTOR PREDICTIVE MAINTENANCE
    • Publication number 20240011477
    • Publication date Jan 11, 2024
    • Nordson Corporation
    • Laurence B. SAIDMAN
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    ROTARY GEAR PUMP WITH A CENTERED DRIVE GEAR
    • Publication number 20240011486
    • Publication date Jan 11, 2024
    • ADVANCING PUMP TECHNOLOGY CORP.
    • Kim POLLARD
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP DEVICE
    • Publication number 20230417243
    • Publication date Dec 28, 2023
    • Mikuni Corporation
    • Yasuhiro INO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Systems and Assemblies for an Electric Motor with Integrated Hydrau...
    • Publication number 20230383748
    • Publication date Nov 30, 2023
    • Parker-Hannifin Corporation
    • Hao Zhang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP DEVICE
    • Publication number 20230349377
    • Publication date Nov 2, 2023
    • Toyota Jidosha Kabushiki Kaisha
    • Naoto ONODA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC OIL PUMP
    • Publication number 20230332599
    • Publication date Oct 19, 2023
    • ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO., LTD.
    • Lingli WAN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Multi-compressor system with normally-open valves in oil balancing...
    • Publication number 20230314048
    • Publication date Oct 5, 2023
    • DANFOSS COMMERCIAL COMPRESSORS
    • Thierry Legay
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP INTEGRATED WITH TWO INDEPENDENTLY DRIVEN PRIME MOVERS
    • Publication number 20230313795
    • Publication date Oct 5, 2023
    • Project Phoenix, LLC
    • Thomas Afshari
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTIPLE-FLOW VANE CELL PUMP
    • Publication number 20230304495
    • Publication date Sep 28, 2023
    • HANON SYSTEMS EFP DEUTSCHLAND GMBH
    • Thilo Mauser
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...