with rollers or balls

Patents Grantslast 30 patents

  • Information Patent Grant

    Elongated flow stopper and check valve thereof

    • Patent number 11,549,334
    • Issue date Jan 10, 2023
    • QSO Inc.
    • Ryan Lee Beeton
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Gate valve capable of being opened and closed by using elastic force

    • Patent number 11,536,377
    • Issue date Dec 27, 2022
    • King Lai Hygienic Materials Co., Ltd
    • Shu-Mei Huang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Elongated flow stopper in standing valve of bottom hole spring asse...

    • Patent number 11,274,524
    • Issue date Mar 15, 2022
    • QSO Inc.
    • Ryan Beeton
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Gate valve with locking function

    • Patent number 11,231,113
    • Issue date Jan 25, 2022
    • King Lai Hygienic Materials Co., Ltd
    • Cheng-Chimr Lin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vacuum valve

    • Patent number 10,738,895
    • Issue date Aug 11, 2020
    • VAT Holding AG
    • Florian Ehrne
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve, in particular a vacuum valve

    • Patent number 10,612,674
    • Issue date Apr 7, 2020
    • VAT Holding AG
    • Friedrich Geiser
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Screen valve

    • Patent number 10,378,660
    • Issue date Aug 13, 2019
    • ENERGY TECHNOLOGIES INSTITUTE LLP
    • Jonathan Sebastian Howes
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve actuating device with anti-rotation and axial guidance means

    • Patent number 10,161,540
    • Issue date Dec 25, 2018
    • Aktiebolaget SKF
    • Christian Boch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Two-way gate valve

    • Patent number 9,995,402
    • Issue date Jun 12, 2018
    • PRESYS.CO.,LTD
    • Bae-Jin Kim
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Double sealing valve

    • Patent number 9,638,335
    • Issue date May 2, 2017
    • KING LAI HYGIENIC MATERIALS CO., LTD.
    • Shu-Mei Huang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gate valve with track cleanout

    • Patent number 9,604,260
    • Issue date Mar 28, 2017
    • Mueller International, LLC
    • Ralph William Vanderburg
    • B08 - CLEANING
  • Information Patent Grant

    Non-sliding gate valve

    • Patent number 9,404,589
    • Issue date Aug 2, 2016
    • SMC Corporation
    • Tsuneo Ishigaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gate valve with track cleanout

    • Patent number 9,140,368
    • Issue date Sep 22, 2015
    • Mueller International, LLC
    • Ralph William Vanderburg
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vacuum valve

    • Patent number 9,086,172
    • Issue date Jul 21, 2015
    • VAT Holding AG
    • Florian Ehrne
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vacuum valve

    • Patent number 9,086,173
    • Issue date Jul 21, 2015
    • VAT Holding AG
    • Florian Ehrne
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Non-sliding gate valve

    • Patent number 8,800,956
    • Issue date Aug 12, 2014
    • SMC Corporation
    • Tsuneo Ishigaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vacuum valve

    • Patent number 8,534,311
    • Issue date Sep 17, 2013
    • SMC Corporation
    • Tsuneo Ishigaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gate valve

    • Patent number 8,474,791
    • Issue date Jul 2, 2013
    • SMC Kabushiki Kaisha
    • Hiroshi Ogawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sliding valve assembly

    • Patent number 8,360,395
    • Issue date Jan 29, 2013
    • Dragon America Motor Technologies, Inc.
    • Craig W. Crall
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Resilient seat gate valve

    • Patent number 6,663,079
    • Issue date Dec 16, 2003
    • McWane, Inc.
    • Jerry Bottenfield
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Movable blade damper

    • Patent number 4,253,483
    • Issue date Mar 3, 1981
    • Barron Industries, Inc.
    • Jack M. Cornelius
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Damper assembly for gas duct

    • Patent number 4,235,256
    • Issue date Nov 25, 1980
    • Cominco Ltd.
    • Alan Crawshay
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flat throttling gate

    • Patent number 3,996,750
    • Issue date Dec 14, 1976
    • Titovia Zavodi Litostroj Ljubljana n.sol.o.
    • Anton Brcar
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3907250

    • Patent number 3,907,250
    • Issue date Sep 23, 1975
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2253881

    • Patent number 2,253,881
    • Issue date Aug 26, 1941
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1823394

    • Patent number 1,823,394
    • Issue date Sep 15, 1931
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1801960

    • Patent number 1,801,960
    • Issue date Apr 21, 1931
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    IMPROVED CRYOGENIC REGULATING VALVE FOR AIRCRAFT OR SPACECRAFT

    • Publication number 20240247734
    • Publication date Jul 25, 2024
    • ARIANEGROUP SAS
    • Sonia RIOS FERNANDEZ
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Isolation Gate Valve

    • Publication number 20230358319
    • Publication date Nov 9, 2023
    • Schenck Process Australia Pty Limited
    • Stanislaw Welik
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ELONGATED FLOW STOPPER AND CHECK VALVE THEREOF

    • Publication number 20220154554
    • Publication date May 19, 2022
    • QSO Inc.
    • Ryan Lee Beeton
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    GATE VALVE WITH LOCKING FUNCTION

    • Publication number 20220018451
    • Publication date Jan 20, 2022
    • KING LAI HYGIENIC MATERIALS CO., LTD
    • CHENG-CHIMR LIN
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ROTARY VALVE

    • Publication number 20200370659
    • Publication date Nov 26, 2020
    • LB Bentley Limited
    • NOELLE SEARS
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FOUR VALVE DISC FRICTIONLESS BALL VALVE

    • Publication number 20200240528
    • Publication date Jul 30, 2020
    • SINOPEC MARKETING SOUTH CHINA COMPANY
    • Zhongshan TIAN
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ELONGATED FLOW STOPPER IN STANDING VALVE OF BOTTOM HOLE SPRING ASSE...

    • Publication number 20200165902
    • Publication date May 28, 2020
    • QSO Inc.
    • Ryan Beeton
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SPRING FREE GATE VALVE

    • Publication number 20190178390
    • Publication date Jun 13, 2019
    • KING LAI HYGIENIC MATERIALS CO., LTD
    • LI-CHUAN YANG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VACUUM VALVE

    • Publication number 20180216739
    • Publication date Aug 2, 2018
    • VAT HOLDING AG
    • Florian Ehrne
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE, IN PARTICULAR A VACUUM VALVE

    • Publication number 20180195623
    • Publication date Jul 12, 2018
    • VAT HOLDING AG
    • Friedrich Geiser
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Valve actuating device with anti-rotation and axial guidance means

    • Publication number 20170276256
    • Publication date Sep 28, 2017
    • Aktiebolaget SKF
    • Christian BOCH
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SLIDE VALVE

    • Publication number 20170167621
    • Publication date Jun 15, 2017
    • PROCESS COMPONENTS LIMITED
    • Anthony Goodwin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    TWO-WAY GATE VALVE

    • Publication number 20170089472
    • Publication date Mar 30, 2017
    • PRESYS.CO.,LTD
    • Bae-Jin KIM
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DOUBLE SEALING VALVE

    • Publication number 20160201810
    • Publication date Jul 14, 2016
    • KING LAI HYGIENIC MATERIALS CO., LTD
    • SHU-MEI HUANG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    INLET CLOSURE MECHANISM

    • Publication number 20150192209
    • Publication date Jul 9, 2015
    • Smiths Detection-Watford Limited
    • John Patrick Fitzgerald
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    NON-SLIDING GATE VALVE

    • Publication number 20150014556
    • Publication date Jan 15, 2015
    • SMC Corporation
    • Tsuneo ISHIGAKI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    GATE VALVE WITH TRACK CLEANOUT

    • Publication number 20140261737
    • Publication date Sep 18, 2014
    • Mueller International, LLC
    • Ralph William Vanderburg
    • B08 - CLEANING
  • Information Patent Application

    VACUUM VALVE

    • Publication number 20140021396
    • Publication date Jan 23, 2014
    • Florian Ehrne
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VACUUM VALVE

    • Publication number 20140021395
    • Publication date Jan 23, 2014
    • Florian Ehrne
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    NON-SLIDING GATE VALVE

    • Publication number 20130112906
    • Publication date May 9, 2013
    • SMC Corporation
    • Tsuneo ISHIGAKI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    GATE VALVE

    • Publication number 20120068100
    • Publication date Mar 22, 2012
    • SMC Kabushiki Kaisha
    • Hiroshi OGAWA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VACUUM VALVE

    • Publication number 20110290340
    • Publication date Dec 1, 2011
    • SMC Corporation
    • Tsuneo ISHIGAKI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Sliding valve assembly

    • Publication number 20100116239
    • Publication date May 13, 2010
    • Craig W. Crall
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES