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By-passing by increasing clearance between impeller and its casing

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  • F04D15/0033
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04DNON-POSITIVE DISPLACEMENT PUMPS F04D15/00Control

Current Industry

F04D15/0033By-passing by increasing clearance between impeller and its casing
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Centrifugal pump and method of adjusting the distance of the wear p...
    • Patent number 11,624,367
    • Issue date Apr 11, 2023
    • Antonio Titomanlio
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Multistage pump with axial thrust optimization
    • Patent number 11,549,512
    • Issue date Jan 10, 2023
    • KSB SE & Co. KGaA
    • Goutam Sarkar
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulically powered rotary actuator
    • Patent number 11,268,547
    • Issue date Mar 8, 2022
    • Weir Minerals Australia Ltd.
    • Marcelo Rademacher
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pump for pumping liquid as well as impeller assembly
    • Patent number 11,236,757
    • Issue date Feb 1, 2022
    • Xylem Europe GmbH
    • Stefan Bergh
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vortex pump
    • Patent number 11,168,695
    • Issue date Nov 9, 2021
    • KSB SE & Co. KGaA
    • Alexander Christ
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Pump with integrated bypass mechanism
    • Patent number 10,662,961
    • Issue date May 26, 2020
    • International Business Machines Corporation
    • Levi A. Campbell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor clearance control
    • Patent number 10,161,406
    • Issue date Dec 25, 2018
    • Carrier Corporation
    • Vishnu M. Sishtla
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump in particular for waste water or polluted water
    • Patent number 9,869,326
    • Issue date Jan 16, 2018
    • Wilo SE
    • Holger Stark
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump for pumping liquid as well as an impeller assembly
    • Patent number 9,828,999
    • Issue date Nov 28, 2017
    • XYLEM IP MANAGEMENT S.à r.l.
    • Patrik Andersson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Adjustable core turbocharger
    • Patent number 9,695,822
    • Issue date Jul 4, 2017
    • Ford Global Technologies, LLC
    • James Douglas Ervin
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Two-stage rotodynamic blood pump
    • Patent number 9,162,019
    • Issue date Oct 20, 2015
    • The Cleveland Clinic Foundation
    • David Horvath
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Submersible centrifugal pump with normal and ejector modes of opera...
    • Patent number 8,608,428
    • Issue date Dec 17, 2013
    • Xylem IP Holdings LLC
    • Patrik Andersson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pressure relief arrangement for a pump
    • Patent number 8,287,231
    • Issue date Oct 16, 2012
    • Weir Minerals Australia Ltd.
    • Kevin Edward Burgess
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Two-stage rotodynamic blood pump with axially movable rotor assembl...
    • Patent number 8,210,829
    • Issue date Jul 3, 2012
    • The Cleveland Clinic Foundation
    • David Horvath
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Pump for pumping contaminated liquid including solid matter
    • Patent number 8,197,192
    • Issue date Jun 12, 2012
    • Xylem IP Holdings LLC
    • Patrik Andersson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pressure relief arrangement for a pump
    • Patent number 7,416,380
    • Issue date Aug 26, 2008
    • Weir Warman Ltd.
    • Kevin Edward Burgess
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method and device for discharging viscous fluids
    • Patent number 6,679,685
    • Issue date Jan 20, 2004
    • Matsushita Electric Industrial Co., Ltd.
    • Teruo Maruyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid discharge device and fluid discharge method
    • Patent number 6,558,127
    • Issue date May 6, 2003
    • Matsushita Electric Industrial Co., Ltd.
    • Teruo Maruyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Magnetically-driven centrifugal pump
    • Patent number 5,993,176
    • Issue date Nov 30, 1999
    • Furon Company
    • Kenji A. Kingsford
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump impeller with adjustable blades
    • Patent number 5,800,120
    • Issue date Sep 1, 1998
    • A. W. Chesterton Co.
    • Thomas W. Ramsay
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump
    • Patent number 5,782,604
    • Issue date Jul 21, 1998
    • Domino Printing Sciences, PLC
    • Geoffrey Luxford
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fuel pump including axially movable end covers for feeding fuel fro...
    • Patent number 5,601,398
    • Issue date Feb 11, 1997
    • Robert Bosch GmbH
    • Juergen Treiber
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Assembly for feeding fuel out of a supply tank to the internal comb...
    • Patent number 5,577,880
    • Issue date Nov 26, 1996
    • Robert Bosch GmbH
    • Lothar Krauter
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Variable delivery pump for molten metal
    • Patent number 5,509,791
    • Issue date Apr 23, 1996
    • Ogden L. Turner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary pump
    • Patent number 3,972,643
    • Issue date Aug 3, 1976
    • ITT Industries, Inc.
    • Ingemar Franzen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3771927
    • Patent number 3,771,927
    • Issue date Nov 13, 1973
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3735199
    • Patent number 3,735,199
    • Issue date May 22, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3711218
    • Patent number 3,711,218
    • Issue date Jan 16, 1973
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3399625
    • Patent number 3,399,625
    • Issue date Sep 3, 1968
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3399626
    • Patent number 3,399,626
    • Issue date Sep 3, 1968
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    A Multistage Pump With Axial Thrust Optimization
    • Publication number 20220042513
    • Publication date Feb 10, 2022
    • KSB SE & Co. KGaA
    • Goutam SARKAR
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS TURBINE ENGINE OPERATING POINT
    • Publication number 20210071672
    • Publication date Mar 11, 2021
    • Rolls-Royce plc
    • Stephane M M BARALON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Centrifugal pump and method of adjusting the distance of the wear p...
    • Publication number 20200018315
    • Publication date Jan 16, 2020
    • Varisco S.r.l.
    • Antonio Titomanlio
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS TURBINE ENGINE OPERATING POINT
    • Publication number 20200011333
    • Publication date Jan 9, 2020
    • Rolls-Royce plc
    • Stephane M M BARALON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vortex Pump
    • Publication number 20190316590
    • Publication date Oct 17, 2019
    • KSB SE & Co. KGaA
    • Alexander CHRIST
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP FOR PUMPING LIQUID AS WELL AS IMPELLER ASSEMBLY
    • Publication number 20190154047
    • Publication date May 23, 2019
    • XYLEM IP MANAGEMENT S.à r.l.
    • Stefan Bergh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A HYDRAULICALLY POWERED ROTARY ACTUATOR
    • Publication number 20190072116
    • Publication date Mar 7, 2019
    • Weir Minerals Australia Ltd.
    • Marcelo Rademacher
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL PUMP
    • Publication number 20130216407
    • Publication date Aug 22, 2013
    • Grundfos Management a/s
    • Svend Rasmussen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TWO-STAGE ROTODYNAMIC BLOOD PUMP
    • Publication number 20120328460
    • Publication date Dec 27, 2012
    • David Horvath
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TWO-STAGE ROTODYNAMIC BLOOD PUMP
    • Publication number 20100168848
    • Publication date Jul 1, 2010
    • The Cleveland Clinic Foundation
    • David Horvath
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    SUBMERSIBLE CENTRIFUGAL PUMP WITH NORMAL AND EJECTOR MODES OF OPERA...
    • Publication number 20100119365
    • Publication date May 13, 2010
    • ITT MANUFACTURING ENTERPRISES INC.
    • Patrik Andersson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pressure relief arrangement for a pump
    • Publication number 20090067980
    • Publication date Mar 12, 2009
    • Kevin Edward Burgess
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP FOR PUMPING CONTAMINATED LIQUID INCLUDING SOLID MATTER
    • Publication number 20090022582
    • Publication date Jan 22, 2009
    • ITT Manufacturing Enterprise Inc.,
    • Patrik Andersson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pressure relief arrangement for a pump
    • Publication number 20070020083
    • Publication date Jan 25, 2007
    • Weir Warman Ltd.
    • Kevin Edward Burgess
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method and device for discharging fluid
    • Publication number 20030012667
    • Publication date Jan 16, 2003
    • Teruo Maruyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fluid discharge device and fluid discharge method
    • Publication number 20010043864
    • Publication date Nov 22, 2001
    • Teruo Maruyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...