One valve carries head and seat for second valve

Patents Grantslast 30 patents

  • Information Patent Grant

    Pressure relief valve for inflatable structures and boats

    • Patent number 11,408,525
    • Issue date Aug 9, 2022
    • Peter Stephen Heberling
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Backflow preventer and system separator especially for fire-fightin...

    • Patent number 11,401,702
    • Issue date Aug 2, 2022
    • AWG Fittings GmbH
    • Lars Biskupek
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Double poppet check valve for low and high flow rates

    • Patent number 11,306,839
    • Issue date Apr 19, 2022
    • Stephen J. Anderson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid control valve

    • Patent number 11,306,686
    • Issue date Apr 19, 2022
    • Aisan Kogyo Kabushiki Kaisha
    • Katsuhiko Makino
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fluid expansion tank

    • Patent number 11,300,198
    • Issue date Apr 12, 2022
    • Hydro-Gear Limited Partnership
    • Eric S. Phanco
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Dual disc non-slam nozzle check valve

    • Patent number 11,236,837
    • Issue date Feb 1, 2022
    • Oceaneering International, Inc.
    • Nicholas Willem Kaars-Sijpesteijn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Aspirator system pressure relief mechanism

    • Patent number 10,876,644
    • Issue date Dec 29, 2020
    • Goodrich Corporation
    • Naveen Lokanatha
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Fluid expansion tank

    • Patent number 10,690,152
    • Issue date Jun 23, 2020
    • Hydro-Gear Limited Partnership
    • Eric S. Phanco
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Check valves

    • Patent number 10,648,581
    • Issue date May 12, 2020
    • Hamilton Sundstrand Corporation
    • Zbigniew Jaƛkiewicz
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spherical automatic flow emergency restrictor (S.A.F.E.R.) valve

    • Patent number 10,428,964
    • Issue date Oct 1, 2019
    • Mikron Valve & Manufacturer, Inc.
    • Patrick D. Smith
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tilting disc check valve

    • Patent number 10,107,405
    • Issue date Oct 23, 2018
    • ZHUZHOU SOUTHERN VALVE CO., LTD.
    • Jing Huang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve for a fuel system for a combustion engine and method for cont...

    • Patent number 9,964,089
    • Issue date May 8, 2018
    • Scania CV AB
    • Kim Kylström
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Bypass valve, device comprising bypass valve, and filter insert of...

    • Patent number 9,555,350
    • Issue date Jan 31, 2017
    • Hengst SE & Co. KG
    • Wilhelm Ardes
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Safety valve to release excess pressure from portable gas container...

    • Patent number 9,453,612
    • Issue date Sep 27, 2016
    • Dae Ryuk Can Co., Ltd.
    • Bong June Park
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Modular check valve system

    • Patent number 9,429,956
    • Issue date Aug 30, 2016
    • Petrotechnologies, Inc.
    • David Baer Levy
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spherical automatic flow emergency restrictor valve

    • Patent number 9,377,113
    • Issue date Jun 28, 2016
    • Mikron Valve & Manufacturer, Inc.
    • Joseph Caccavo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Self piloted check valve

    • Patent number 9,309,979
    • Issue date Apr 12, 2016
    • Larry Rayner Russell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure release valve

    • Patent number 8,695,631
    • Issue date Apr 15, 2014
    • Tom Hiroshi Hasegawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydraulic control valve for construction machinery

    • Patent number 8,631,820
    • Issue date Jan 21, 2014
    • Toshiba Kikai Kabushiki Kaisha
    • Masayuki Kobayashi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Water saving device and method of using same

    • Patent number 8,607,819
    • Issue date Dec 17, 2013
    • XIAMEN SOLEX HIGH-TECH INDUSTRIES CO., LTD.
    • Tianyu Chen
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Nonreturn valve for an exhaust line

    • Patent number 8,578,963
    • Issue date Nov 12, 2013
    • Centrotherm Systemtechnik GmbH
    • Hans-Jürgen Richter
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Fuel tank valve device and fuel tank ventilation device

    • Patent number 8,490,603
    • Issue date Jul 23, 2013
    • Toyoda Gosei Co., Ltd.
    • Kenta Kuwayama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Relief valve with double valve arrangment for releasing a booster p...

    • Patent number 8,484,970
    • Issue date Jul 16, 2013
    • A. Kayser Automotive Systems GmbH
    • Ekkehard Bielass
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Pressure retention valve and integrated valve for tank system

    • Patent number 8,459,286
    • Issue date Jun 11, 2013
    • GM Global Technology Operations LLC
    • Jurgen Thyroff
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Grant

    Safety relief fill valve assembly

    • Patent number 8,381,758
    • Issue date Feb 26, 2013
    • YSN Imports, Inc.
    • Shmuel Dovid Newman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fuel pump

    • Patent number 8,297,941
    • Issue date Oct 30, 2012
    • Nippon Soken, Inc.
    • Yoshihito Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air flow control apparatus

    • Patent number 8,267,666
    • Issue date Sep 18, 2012
    • Campbell Hausfeld/Scott Fetzer Company
    • Christopher Gruber
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fuel pump

    • Patent number 8,206,131
    • Issue date Jun 26, 2012
    • Nippon Soken, Inc.
    • Yoshihito Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Parent-subsidiary guide float valve

    • Patent number 8,006,716
    • Issue date Aug 30, 2011
    • Nanjing Universtiy
    • Zhibing Zhang
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Diaphragm valve for a respirator

    • Patent number 7,882,836
    • Issue date Feb 8, 2011
    • Dräger Medical GmbH
    • Brian Hewitt
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    High Reliability Pressure Relief Valve

    • Publication number 20140360590
    • Publication date Dec 11, 2014
    • PREVCO SUBSEA, LLC
    • John Bertoldi
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    SELF PILOTED CHECK VALVE

    • Publication number 20140144526
    • Publication date May 29, 2014
    • Larry Rayner Russell
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Bypass Valve, Device Comprising Bypass Valve, and Filter Insert of...

    • Publication number 20130327429
    • Publication date Dec 12, 2013
    • Wilhelm Ardes
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Pressure Release Valve

    • Publication number 20130199635
    • Publication date Aug 8, 2013
    • Tom Hiroshi HASEGAWA
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    NON-RETURN VALVE HAVING TWO CLOSING BODIES

    • Publication number 20120222759
    • Publication date Sep 6, 2012
    • ROBERT BOSCH GmbH
    • Wolfram Knis
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PRESSURE RETENTION VALVE AND INTEGRATED VALVE FOR TANK SYSTEM

    • Publication number 20120160335
    • Publication date Jun 28, 2012
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Jürgen Thyroff
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Application

    NONRETURN VALVE FOR AN EXHAUST LINE

    • Publication number 20120138168
    • Publication date Jun 7, 2012
    • CENTROTHERM SYSTEMTECHNIK GMBH
    • Hans-Jürgen Richter
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    FUEL TANK VALVE DEVICE AND FUEL TANK VENTILATION DEVICE

    • Publication number 20120024853
    • Publication date Feb 2, 2012
    • Toyoda Gosei Co., Ltd.
    • Kenta Kuwayama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    HYDRAULIC CONTROL VALVE FOR CONSTRUCTION MACHINERY

    • Publication number 20110192474
    • Publication date Aug 11, 2011
    • TOSHIBA KIKAI KABUSHIKI KAISHA
    • Masayuki KOBAYASHI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Air Flow Control Apparatus

    • Publication number 20110033313
    • Publication date Feb 10, 2011
    • Christopher Gruber
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WATER SAVING DEVICE AND METHOD OF USING SAME

    • Publication number 20110023969
    • Publication date Feb 3, 2011
    • XIAMEN SOLEX HIGH-TECH INDUSTRIES CO., LTD.
    • Tianyu Chen
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Safety Relief Fill Valve Assembly

    • Publication number 20100282333
    • Publication date Nov 11, 2010
    • Shmuel Dovid Newman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Fuel pump

    • Publication number 20100047086
    • Publication date Feb 25, 2010
    • NIPPON SOKEN, INC.
    • Yoshihito SUZUKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Relief valve for turbocharger

    • Publication number 20090205333
    • Publication date Aug 20, 2009
    • Ekkehard Bielass
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    FUEL PUMP

    • Publication number 20090097997
    • Publication date Apr 16, 2009
    • NIPPON SOKEN, INC.
    • Yoshihito SUZUKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Parent-Subsidiary Guide Float Valve

    • Publication number 20070227595
    • Publication date Oct 4, 2007
    • Zhibing Zhang
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Pipe disconnector with increased sealing power

    • Publication number 20070079873
    • Publication date Apr 12, 2007
    • Hans Sasserath & Co KG
    • Willi Hecking
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Pipe disconnector

    • Publication number 20070000543
    • Publication date Jan 4, 2007
    • Hans Sasserath & Co KG
    • Willi Hecking
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Diaphragm valve for a respirator

    • Publication number 20060076016
    • Publication date Apr 13, 2006
    • Drager Medical AG & Co. KGaA
    • Brian Hewitt
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Relief valve for hydraulic pump

    • Publication number 20050279411
    • Publication date Dec 22, 2005
    • JI-EE INDUSTRY CO., LTD.
    • Chin-Tang Wang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Cut valve with check valve

    • Publication number 20050092364
    • Publication date May 5, 2005
    • Piolax Inc.
    • Masashi Furuya
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Leak-detecting check valve, and leak-detection alarm system that us...

    • Publication number 20050087234
    • Publication date Apr 28, 2005
    • TAKASAGO ENGINEERING CO., LTD.
    • Nobuo Ito
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Application

    Valve arrangement and traffic calming device incorporating such an...

    • Publication number 20040177888
    • Publication date Sep 16, 2004
    • Autospan Limited
    • Graham Heeks
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Valve for controlling a tank internal gas pressure

    • Publication number 20040112437
    • Publication date Jun 17, 2004
    • Michel Hernandez
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BOP OPERATING SYSTEM WITH QUICK DUMP VALVE

    • Publication number 20040107991
    • Publication date Jun 10, 2004
    • GILMORE VALVE CO., LTD.
    • F. Harold Hollister
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Fuel vapor processing system

    • Publication number 20040055582
    • Publication date Mar 25, 2004
    • HONDA GIKEN KOGYO KABUSHIKI KAISHA
    • Taiki Yanase
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Filler tube mounted fuel tank refueling valve

    • Publication number 20040050428
    • Publication date Mar 18, 2004
    • EATON CORPORATION
    • Robert P. Benjey
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Dual stage filter element bypass valve

    • Publication number 20040035769
    • Publication date Feb 26, 2004
    • PTI TECHNOLOGIES, INC.
    • Bijan Mouhebaty
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Pressure equalizing check valve

    • Publication number 20020170602
    • Publication date Nov 21, 2002
    • Roy A. Fetterman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Fuel tank

    • Publication number 20020148660
    • Publication date Oct 17, 2002
    • Reiner Viebahn
    • B60 - VEHICLES IN GENERAL