TREA

Machines or pumps with pistons coacting within one cylinder

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Industry

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  • F04B3/00
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS

Current Industry

F04B3/00Machines or pumps with pistons coacting within one cylinder

Sub Industries

F04B3/003with two or more pistons reciprocating one within another F04B3/006with rotating cylinder block
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Motor vehicle cooling system with an electric coolant pump
    • Patent number 12,240,313
    • Issue date Mar 4, 2025
    • NIDEC GPM GmbH
    • Luis Herrling
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Compressor crankcase oil reclamation system
    • Patent number 12,241,461
    • Issue date Mar 4, 2025
    • Bauer Compressors, Inc.
    • Mark E. Dorsch
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Assembly and electric compressor with modular stator assembly
    • Patent number 12,241,467
    • Issue date Mar 4, 2025
    • Mahle International GmbH
    • Tyler Smith
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump
    • Patent number 12,241,481
    • Issue date Mar 4, 2025
    • REPG ENERJI SISTEMLERI SANAYI VE TICARET ANONIM SIRKETI
    • Hasan Ayarturk
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Linear compressor
    • Patent number 12,241,460
    • Issue date Mar 4, 2025
    • LG Electronics Inc.
    • Wooju Jeon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Kitchen appliance apparatus
    • Patent number 12,239,945
    • Issue date Mar 4, 2025
    • Airtender Works B.V.
    • Dalibor Borjanin
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Fluid plate assembly
    • Patent number 12,237,754
    • Issue date Feb 25, 2025
    • Rolls-Royce Corporation
    • Allison McLaughlin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end
    • Patent number 12,234,819
    • Issue date Feb 25, 2025
    • Kerr Machine Co.
    • Mark S. Nowell
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Linear compressor
    • Patent number 12,228,120
    • Issue date Feb 18, 2025
    • LG Electronics Inc.
    • Junghae Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluidic methods and devices
    • Patent number 12,228,118
    • Issue date Feb 18, 2025
    • Obotics Inc.
    • Bruce Murison
    • A41 - WEARING APPAREL
  • Information Patent Grant

    Noise reduction media for a reciprocating compressor
    • Patent number 12,228,119
    • Issue date Feb 18, 2025
    • Haier US Appliance Solutions, Inc.
    • Gregory William Hahn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fracturing pump arrangement using a plunger with an internal fluid...
    • Patent number 12,221,957
    • Issue date Feb 11, 2025
    • Kerr Machine Co.
    • Mark S. Nowell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil separator for an electric compressor
    • Patent number 12,221,965
    • Issue date Feb 11, 2025
    • HANON SYSTEMS
    • Seung Yong Hwang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston ring arrangement, piston compressor and method for sealing a...
    • Patent number 12,222,037
    • Issue date Feb 11, 2025
    • Burckhardt Compression AG
    • David Flood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Connecting structure, exhaust silencer, silencer, and compressor
    • Patent number 12,221,955
    • Issue date Feb 11, 2025
    • ANHUI MEIZHI COMPRESSOR CO., LTD.
    • Binbin Hu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Air stop sheet of piston of cylinder
    • Patent number 12,215,681
    • Issue date Feb 4, 2025
    • Wen-San Chou
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method of diagnosing abnormality of sensorless control of motor for...
    • Patent number 12,215,683
    • Issue date Feb 4, 2025
    • Hyundai Motor Company
    • Min Su Kang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method for operating a vacuum pump system and vacuum pump system ap...
    • Patent number 12,215,691
    • Issue date Feb 4, 2025
    • Atlas Copco Airpower, naamloze vennootschap
    • Joeri Coeckelbergs
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hybrid electric hydraulic motor system for vehicles
    • Patent number 12,215,660
    • Issue date Feb 4, 2025
    • Mohammed Bouzmane
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle electric fluid machine
    • Patent number 12,214,647
    • Issue date Feb 4, 2025
    • Kabushiki Kaisha Toyota Jidoshokki
    • Ryuji Watanabe
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Greenhouse gas reduction with externally pressurized gas seal and g...
    • Patent number 12,209,580
    • Issue date Jan 28, 2025
    • David Thomas Stiles
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electrical machine
    • Patent number 12,212,193
    • Issue date Jan 28, 2025
    • MELECS EWS GMBH
    • Thomas Doppler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor system and method for supplying compressed gas
    • Patent number 12,209,581
    • Issue date Jan 28, 2025
    • Atlas Copco Airpower, naamloze vennootschap
    • Frederik Van Nederkassel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cordless compressor
    • Patent number 12,209,582
    • Issue date Jan 28, 2025
    • BLACK & DECKER INC.
    • Kathleen A. Miller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Anti-pinch handle for air pump
    • Patent number 12,209,578
    • Issue date Jan 28, 2025
    • Scott Wu
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Gas jet deflection in pressurized systems
    • Patent number 12,209,579
    • Issue date Jan 28, 2025
    • SHINE Technologies, LLC
    • Arne V. Kobernik
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Device for damping pressure pulsations for a compressor of a caseou...
    • Patent number 12,203,463
    • Issue date Jan 21, 2025
    • HANON SYSTEMS
    • Petr Czyz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor and compressor unit
    • Patent number 12,203,573
    • Issue date Jan 21, 2025
    • Daikin Industries, Ltd.
    • Shoujirou Naka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Wave driven variable leverage pump for water desalination
    • Patent number 12,203,461
    • Issue date Jan 21, 2025
    • BlueDesal Inc.
    • Joseph B. Tate
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air-oil separator
    • Patent number 12,194,401
    • Issue date Jan 14, 2025
    • GE Aviation Systems LLC
    • Lanchao Lin
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR VACUUM-EXHAUSTING BY MEANS OF CRYOPUMP
    • Publication number 20250067257
    • Publication date Feb 27, 2025
    • CRYO H&I, INC
    • Won Kyun YANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEMS AND METHODS FOR HYDROGEN PLANT DRYER REGENERATION
    • Publication number 20250066194
    • Publication date Feb 27, 2025
    • Ohmium International, Inc.
    • Arne Ballantine
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    OIL-INJECTED COMPRESSOR DEVICE
    • Publication number 20250067266
    • Publication date Feb 27, 2025
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Manuel Paula Albert VANDEVOORDE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING COMPRESSOR
    • Publication number 20250059965
    • Publication date Feb 20, 2025
    • Mayekawa Mfg. Co., Ltd.
    • Takashige INABA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CRYOPUMP, CRYOPUMP CONTROL SYSTEM AND CRYOPUMP CONTROL METHOD
    • Publication number 20250059964
    • Publication date Feb 20, 2025
    • VACREE TECHNOLOGIES CO., LTD.
    • Jialiang DENG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL SUPPLY DEVICE FOR COMPRESSOR, COMPRESSOR, AND REFRIGERATION EQU...
    • Publication number 20250052235
    • Publication date Feb 13, 2025
    • QINGDAO HAIER REFRIGERATOR CO., LTD
    • Feifei QI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL SUPPLY DEVICE FOR COMPRESSOR, COMPRESSOR, AND REFRIGERATION EQU...
    • Publication number 20250052236
    • Publication date Feb 13, 2025
    • QINGDAO HAIER REFRIGERATOR CO., LTD
    • Feifei QI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CRYOPUMP
    • Publication number 20250043778
    • Publication date Feb 6, 2025
    • Edwards Vacuum LLC
    • John J. Casello
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Assembly for an Apparatus for Inflating and/or Repairing...
    • Publication number 20250043777
    • Publication date Feb 6, 2025
    • Illinois Tool Works Inc.
    • Martin SPINDLER
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Multi-Stage Compressor
    • Publication number 20250035097
    • Publication date Jan 30, 2025
    • INVENIO LAB APS
    • Bent SCHULTZ HANSEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LIQUID PUMPING CASSETTES AND ASSOCIATED PRESSURE DISTRIBUTION MANIF...
    • Publication number 20250035101
    • Publication date Jan 30, 2025
    • DEKA Products Limited Partnership
    • Kevin L. GRANT
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POWER USAGE PLANNING SYSTEM AND METHOD FOR VEHICLE AIR COMPRESSOR
    • Publication number 20250035103
    • Publication date Jan 30, 2025
    • FORD GLOBAL TECHNOLOGIES, L.L.C.
    • Stuart C. Salter
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CORDLESS COMPRESSOR
    • Publication number 20250035100
    • Publication date Jan 30, 2025
    • Black & Decker Inc.
    • Lance S. Hathcock
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VALVE SEAT UNIT
    • Publication number 20250035216
    • Publication date Jan 30, 2025
    • Mayekawa Mfg. Co., Ltd.
    • Takashige INABA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    NOVEL SINGLE-MATERIAL HAND PUMP
    • Publication number 20250035098
    • Publication date Jan 30, 2025
    • NINGBO JINYU TECHNOLOGY INDUSTRY CO., LTD.
    • Cheng HANG
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    APPARATUS AND METHOD OF OPERATING A GAS PUMP
    • Publication number 20250035099
    • Publication date Jan 30, 2025
    • TORRAMICS INC.
    • Sergey F. GIMELSHEIN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEMS AND METHODS FOR CONTROLLING VEHICLE AIR COMPRESSOR
    • Publication number 20250035104
    • Publication date Jan 30, 2025
    • FORD GLOBAL TECHNOLOGIES, L.L.C.
    • Stuart C. Salter
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTEGRATED AIR COMPRESSOR
    • Publication number 20250027487
    • Publication date Jan 23, 2025
    • Weidong LU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR COMPRESSOR
    • Publication number 20250027488
    • Publication date Jan 23, 2025
    • Weidong LU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    NEBULIZER AND CHEMICAL ATOMIZATION METHOD
    • Publication number 20250025642
    • Publication date Jan 23, 2025
    • OMRON Healthcare Co., Ltd.
    • Masakazu DOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fluid Retention Apparatus for Fluid End of Positive Displacement Pu...
    • Publication number 20250027492
    • Publication date Jan 23, 2025
    • Anthony Steven Froehler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING COMPRESSOR VALVE SYSTEM WITH EMBEDDED SENSOR
    • Publication number 20250027489
    • Publication date Jan 23, 2025
    • Nuovo Pignone Tecnologie S.r.l.
    • Federico CAPPELLI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LIQUID PUMPING CASSETTES AND ASSOCIATED PRESSURE DISTRIBUTION MANIF...
    • Publication number 20250020116
    • Publication date Jan 16, 2025
    • DEKA Products Limited Partnership
    • Kevin L. Grant
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSED AIR COMPRESSOR AND AIR SUPPLY SYSTEM
    • Publication number 20250012265
    • Publication date Jan 9, 2025
    • Aircom Automotive Sp. z o.o. Sp. k.
    • Dominik Gschwender
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Electric Air Pump
    • Publication number 20250012264
    • Publication date Jan 9, 2025
    • Scott Wu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HUB-INTEGRATED INFLATION SYSTEM
    • Publication number 20250010669
    • Publication date Jan 9, 2025
    • Aperia Technologies, Inc.
    • Kevin Ciocia
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    METHOD FOR REGENERATING CRYOPUMP AND CRYOPUMP
    • Publication number 20250003400
    • Publication date Jan 2, 2025
    • Sumitomo Heavy Industries, Ltd.
    • Masatoshi NAKAMURA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING COMPRESSOR USING OUTER ROTOR MOTOR
    • Publication number 20240426286
    • Publication date Dec 26, 2024
    • Samsung Electronics Co., LTD
    • Kihwan KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pulsatile Fluid Pump System
    • Publication number 20240426288
    • Publication date Dec 26, 2024
    • VentriFlo, Inc.
    • Douglas Edward Vincent
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING COMPRESSOR
    • Publication number 20240418158
    • Publication date Dec 19, 2024
    • LG ELECTRONICS INC.
    • Younghwan KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...