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Check valves

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Industry

  • CPC
  • F04B1/182
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B1/00Multi-cylinder machines or pumps characterised by number or arrangements of cylinders

Current Industry

F04B1/182Check valves
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    WOBBLE PLATE PISTON WATER PUMP FOR USE IN A LOW FLOW GAS PRESSURE W...
    • Publication number 20250198398
    • Publication date Jun 19, 2025
    • Active Products Inc.
    • James HOU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY SWASH PLATE HYDRAULIC PUMP
    • Publication number 20250188913
    • Publication date Jun 12, 2025
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Shinji NISHIDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC TOOL
    • Publication number 20240051108
    • Publication date Feb 15, 2024
    • Maxell Izumi Co., Ltd.
    • Keiichiro KAMIJO
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    CYLINDER ON DEMAND HYDRAULIC DEVICE
    • Publication number 20210285438
    • Publication date Sep 16, 2021
    • Tonand Inc.
    • Antonio Cannata
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    PISTON-VALVE ENGAGEMENT IN FLUID SPRAYERS
    • Publication number 20190368476
    • Publication date Dec 5, 2019
    • Graco Minnesota Inc.
    • Mariusz J. Luczak
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTATABLE PISTON ASSEMBLY
    • Publication number 20190113028
    • Publication date Apr 18, 2019
    • CurAegis Technologies, Inc.
    • Douglas A. Hemink
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ULTRAHIGH PRESSURE GENERATOR
    • Publication number 20180149145
    • Publication date May 31, 2018
    • Sugino Machine Limited
    • Sho SATO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A PUMP, A HOMOGENIZER COMPRISING SAID PUMP AND A METHOD FOR PUMPING...
    • Publication number 20170370355
    • Publication date Dec 28, 2017
    • Tetra Laval Holdings & Finance S.A.
    • Johan STENBECK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Duplex Metering Pump Having a Single Liquid End
    • Publication number 20160377065
    • Publication date Dec 29, 2016
    • Dennis Parker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CHECK VALVE FOR COMPRESSOR
    • Publication number 20150211500
    • Publication date Jul 30, 2015
    • Kabushiki Kaisha Toyota Jidoshokki
    • Shingo KUMAZAWA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PISTON PUMP FOR A HIGH-PRESSURE CLEANING APPLIANCE
    • Publication number 20140328701
    • Publication date Nov 6, 2014
    • Alfred Karcher GmbH & Co. KG
    • Robert Nathan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Axial piston pump barrel with a cast high pressure collection cavity
    • Publication number 20040064943
    • Publication date Apr 8, 2004
    • Thomas D. Gens
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Axial piston pump barrel with a cast high pressure collection cavity
    • Publication number 20030099552
    • Publication date May 29, 2003
    • Thomas D. Gens
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...