by venting gas or using gas valves

Industry

  • CPC
  • F04D9/006
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pressure-controlling device, and pressure-using apparatus

    • Patent number 11,698,066
    • Issue date Jul 11, 2023
    • Murata Manufacturing Co., Ltd.
    • Nobuhira Tanaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Quick startup device for centrifugal pump

    • Patent number 11,555,497
    • Issue date Jan 17, 2023
    • JIANGSU UNIVERSITY
    • Xiaowei Li
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Priming system for infusion devices

    • Patent number 11,389,584
    • Issue date Jul 19, 2022
    • Avent, Inc.
    • Hector Dung Truong
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Self-orienting gas evading intake for submersible pumps

    • Patent number 11,313,209
    • Issue date Apr 26, 2022
    • Halliburton Energy Services, Inc.
    • Jason Eugene Hill
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fuel pump with vapor purge valve assembly

    • Patent number 11,236,716
    • Issue date Feb 1, 2022
    • DELPHI TECHNOLOGIES IP LIMITED
    • Conrado Carrillo
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Turbo pump vent assembly and method

    • Patent number 11,149,736
    • Issue date Oct 19, 2021
    • Edwards Limited
    • Christopher Miles
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flood water removal system

    • Patent number 10,655,315
    • Issue date May 19, 2020
    • The CO-CAL Group, LLC
    • Mark Exner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump assembly

    • Patent number 10,619,640
    • Issue date Apr 14, 2020
    • Grundfos Holding a/s
    • Christian Madsen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Technique for preventing air lock through stuttered starting and ai...

    • Patent number 10,267,317
    • Issue date Apr 23, 2019
    • Flow Control LLC.
    • Jeffrey Lopes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Water pump with check valve

    • Patent number 10,253,897
    • Issue date Apr 9, 2019
    • OASE GmbH
    • Ansgar Paul
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump priming assemblies

    • Patent number 10,119,543
    • Issue date Nov 6, 2018
    • Generac Power Systems, Inc.
    • Mir Khan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Priming valve system for pre-priming centrifugal pump intakes

    • Patent number 9,175,686
    • Issue date Nov 3, 2015
    • Waterous Company
    • David William Johnson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Flood water removal system

    • Patent number 8,814,533
    • Issue date Aug 26, 2014
    • Mark Exner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Bypass system for purging air from a submersible pump

    • Patent number 8,764,386
    • Issue date Jul 1, 2014
    • Franklin Electric Co., Inc.
    • James J. Volk
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Water-conducting household appliance, particularly a dishwasher

    • Patent number 8,734,136
    • Issue date May 27, 2014
    • BSH Bosch und Siemens Hausergeraete GmbH
    • Bernd Kränzle
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air release valve

    • Patent number 8,439,069
    • Issue date May 14, 2013
    • The Gorman-Rupp Company
    • Tommy William Yeater
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid pump

    • Patent number 8,419,347
    • Issue date Apr 16, 2013
    • Godiva Limited
    • Colin Thomas Pomfret
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Washer fluid pump for a window cleaning system of a motor vehicle

    • Patent number 8,408,885
    • Issue date Apr 2, 2013
    • Continental Automotive GmbH
    • Heinrich Hoffmann
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Self-ventilating centrifugal pump

    • Patent number 8,172,549
    • Issue date May 8, 2012
    • Alfa Laval Kolding A/S
    • Jesper Raabjerg Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Bypass system for purging air from a submersible pump

    • Patent number 7,794,199
    • Issue date Sep 14, 2010
    • Franklin Electric Co., Inc.
    • James J. Volk
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump assembly

    • Patent number 5,868,550
    • Issue date Feb 9, 1999
    • Robert W. Howchin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air/vacuum valve throttling apparatus

    • Patent number 5,765,595
    • Issue date Jun 16, 1998
    • Val-Matic Valve & Manufacturing Corp.
    • John V. Ballun
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve device for priming a pump, particularly for coffee making mac...

    • Patent number 5,682,920
    • Issue date Nov 4, 1997
    • De'Longhi S.p.A.
    • Giuseppe De'Longhi
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Fuel delivery with self-priming fuel pump

    • Patent number 5,263,459
    • Issue date Nov 23, 1993
    • Walbro Corporation
    • Edward J. Talaski
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Sump draining apparatus

    • Patent number 4,992,030
    • Issue date Feb 12, 1991
    • John S. Hasslen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sump draining apparatus

    • Patent number 4,966,534
    • Issue date Oct 30, 1990
    • John S. Hasslen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air throttling valve for submerged pump system

    • Patent number 4,834,621
    • Issue date May 30, 1989
    • Apco/Valve and Primer Corporation
    • Keith Hall
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sump pump with air column therein when pump is not operating

    • Patent number 4,215,975
    • Issue date Aug 5, 1980
    • Karl O. Niedermeyer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3741675

    • Patent number 3,741,675
    • Issue date Jun 26, 1973
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3732889

    • Patent number 3,732,889
    • Issue date May 15, 1973
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    PUMP

    • Publication number 20230250823
    • Publication date Aug 10, 2023
    • Spike Brewing LLC
    • Adam J. Hellman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TURBO PUMP VENT ASSEMBLY AND METHOD

    • Publication number 20190186494
    • Publication date Jun 20, 2019
    • Edwards Limited
    • Christopher Miles
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Barrel-Type Pump with Venting Device and Associated Method

    • Publication number 20170218959
    • Publication date Aug 3, 2017
    • KSB Aktiengesellschaft
    • Sascha EBERT
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump Priming Assemblies

    • Publication number 20160131140
    • Publication date May 12, 2016
    • Generac Power Systems, Inc.
    • Mir Khan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TECHNIQUE FOR PREVENTING AIR LOCK THROUGH STUTTERED STARTING AND AI...

    • Publication number 20130336763
    • Publication date Dec 19, 2013
    • Jeffrey LOPES
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PRIMING VALVE SYSTEM FOR PRE-PRIMING CENTRIFUGAL PUMP INTAKES

    • Publication number 20130058757
    • Publication date Mar 7, 2013
    • Waterous Company
    • David William Johnson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WATER-CONDUCTING HOUSEHOLD APPLIANCE, PARTICULARLY A DISHWASHER

    • Publication number 20120009074
    • Publication date Jan 12, 2012
    • BSH Bosch und Siemens Hausgerate GmbH
    • Bernd Kränzle
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Application

    FLOOD WATER REMOVAL SYSTEM

    • Publication number 20110142687
    • Publication date Jun 16, 2011
    • FESS CORPORATION
    • Mark Exner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BYPASS SYSTEM FOR PURGING AIR FROM A SUBMERSIBLE PUMP

    • Publication number 20110027072
    • Publication date Feb 3, 2011
    • FRANKLIN ELECTRIC COMPANY, INC.
    • James J. Volk
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Self-Ventilating Centrifugal Pump

    • Publication number 20100226794
    • Publication date Sep 9, 2010
    • Alfa Laval Kolding A/S
    • Jesper Raabjerg Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fluid Pump

    • Publication number 20100143106
    • Publication date Jun 10, 2010
    • Colin Thomas Pomfret
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Air Release Valve

    • Publication number 20090120508
    • Publication date May 14, 2009
    • Tommy William Yeater
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Washer Fluid Pump for a Window Cleaning System of a Motor Vehicle

    • Publication number 20080219858
    • Publication date Sep 11, 2008
    • Heinrich Hoffmann
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FLOOD WATER REMOVAL SYSTEM

    • Publication number 20080159889
    • Publication date Jul 3, 2008
    • Mark Exner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Self-priming adapter apparatus and method

    • Publication number 20080089777
    • Publication date Apr 17, 2008
    • John Philip Lang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fuel Pump

    • Publication number 20070269320
    • Publication date Nov 22, 2007
    • Mitsubishi Denki Kabushiki Kaisha
    • Hiroshi Yoshioka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Centrifugal pump

    • Publication number 20060280631
    • Publication date Dec 14, 2006
    • DELTA ELECTRONICS, INC.
    • Shui-Fa Tsai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Bypass system for purging air from a submersible pump

    • Publication number 20060266525
    • Publication date Nov 30, 2006
    • FRANKLIN ELECTRIC CO., INC.
    • James J. Volk
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Self-priming pump

    • Publication number 20030165380
    • Publication date Sep 4, 2003
    • Yoshiaki Kanbara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...