with more than one spring

Patents Grantslast 30 patents

  • Information Patent Grant

    Dual poppet pressure relief valve with vacuum adaptor capability

    • Patent number 12,085,181
    • Issue date Sep 10, 2024
    • PREVCO SUBSEA, LLC
    • Don Christensen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow control valve

    • Patent number 12,018,763
    • Issue date Jun 25, 2024
    • Aisan Kogyo Kabushiki Kaisha
    • Shinji Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Overpressure protective device and method for passively blocking ga...

    • Patent number 11,946,550
    • Issue date Apr 2, 2024
    • Weed Instrument Company, Inc.
    • Taylor M. Campbell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bypass valve and pig having a bypass valve

    • Patent number 11,898,649
    • Issue date Feb 13, 2024
    • Rosen Swiss AG
    • Wilhelm Voß
    • B08 - CLEANING
  • Information Patent Grant

    Pressure regulator and fuel pump module having the same

    • Patent number 11,846,259
    • Issue date Dec 19, 2023
    • COAVIS
    • Chanheum Yoon
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Valve for pressure compensation and/or for emergency venting of a c...

    • Patent number 11,792,944
    • Issue date Oct 17, 2023
    • KACO GmbH + Co. KG
    • Bernd Schulz
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Pressure valve for fermenter

    • Patent number 11,719,353
    • Issue date Aug 8, 2023
    • Spike Brewing LLC
    • Benjamin Caya
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Dual poppet pressure relief valve with vacuum adaptor capability

    • Patent number 11,703,139
    • Issue date Jul 18, 2023
    • PREVCO SUBSEA LLC
    • Don Christensen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Automatic deflator valves with vortex-like air flow with improved t...

    • Patent number 11,642,922
    • Issue date May 9, 2023
    • Harry Lewellyn
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Dual poppet pressure relief valve with vacuum adaptor capability

    • Patent number 11,473,685
    • Issue date Oct 18, 2022
    • PREVCO SUBSEA LLC
    • Don Christensen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Aircraft engine lubrication circuit and method, using a non-return...

    • Patent number 11,466,599
    • Issue date Oct 11, 2022
    • SAFRAN AIRCRAFT ENGINES
    • Jérôme Rigouste
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pressure valve for fermenter

    • Patent number 11,428,335
    • Issue date Aug 30, 2022
    • Spike Brewing LLC
    • Benjamin Caya
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spherical pump valve

    • Patent number 11,384,856
    • Issue date Jul 12, 2022
    • Triangle Pump Components, Inc.
    • Samuel Thomas Kelton
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vented counterbalance valve with two setting springs in parallel

    • Patent number 11,353,127
    • Issue date Jun 7, 2022
    • Sun Hydraulics, LLC
    • Bernd Zähe
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic control apparatus

    • Patent number 11,268,621
    • Issue date Mar 8, 2022
    • NIDEC TOSOK CORPORATION
    • Kunio Kimpara
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pressure-regulating valve

    • Patent number 11,262,770
    • Issue date Mar 1, 2022
    • Goodrich Corporation
    • Kamil Czechowski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure relief mechanism, case, and pressure relief valve

    • Patent number 11,264,672
    • Issue date Mar 1, 2022
    • Kabushiki Kaisha Toshiba
    • Takaya Ogawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fault-accommodating flow scheduling valve

    • Patent number 11,230,980
    • Issue date Jan 25, 2022
    • Rolls-Royce PLC
    • Ralph W. Hill
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Regulable pressure relief valve for a draft beer fresh-keeping keg

    • Patent number 11,174,956
    • Issue date Nov 16, 2021
    • NINGBO MAJOR DRAFT BEER EQUIPMENT CO., LTD
    • Xiaoyang Ye
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Grant

    Overmolded valve for a liquid container

    • Patent number 11,124,338
    • Issue date Sep 21, 2021
    • Rodney Laible
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Damping valve for a vibration damper

    • Patent number 11,098,781
    • Issue date Aug 24, 2021
    • ZF Friedrichshafen AG
    • Achim Eich
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure reducing valve

    • Patent number 11,067,186
    • Issue date Jul 20, 2021
    • JTEKT Corporation
    • Kazushi Numazaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Microfluidic valve

    • Patent number 11,022,226
    • Issue date Jun 1, 2021
    • Proserv Operations, Inc.
    • Preston Weintraub
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Pressure control valve

    • Patent number 11,022,185
    • Issue date Jun 1, 2021
    • ZF Friedrichshafen AG
    • Karsten Kudermann
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Relief valve

    • Patent number 11,009,139
    • Issue date May 18, 2021
    • Aisin AW Co., Ltd.
    • Tetsuya Shimizu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid stop valve unit

    • Patent number 10,995,869
    • Issue date May 4, 2021
    • 3EFLOW AB
    • Erik Abbing
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Safety valve

    • Patent number 10,975,976
    • Issue date Apr 13, 2021
    • Active Tools International (HK) Ltd.
    • Ying Chi David Hong
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Transmission pressure controlled vent system

    • Patent number 10,948,068
    • Issue date Mar 16, 2021
    • GM Global Technology Operations LLC
    • Kenneth C. Tesner
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • 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

    Dual stage pressure relief valve

    • Patent number 10,871,237
    • Issue date Dec 22, 2020
    • Oatey Co.
    • Marthinus Cornelius van Schoor
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    PRESSURE RELIEF VALVE ASSEMBLY INCLUDING SERIES COUPLED VALVES AND...

    • Publication number 20240384806
    • Publication date Nov 21, 2024
    • PREVCO Subsea LLC
    • John HEAD
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    MULTI-FUNCTION VALVE ASSEMBLIES

    • Publication number 20240309958
    • Publication date Sep 19, 2024
    • FORD GLOBAL TECHNOLOGIES, L.L.C.
    • Parikshit Gupte
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    VALVE APPARATUS

    • Publication number 20240142011
    • Publication date May 2, 2024
    • JB VALVES LIMITED
    • Alexandar Stuart JAMIESON
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Flow Regulating Valve

    • Publication number 20240026986
    • Publication date Jan 25, 2024
    • Zhejiang DunAn Artificial Environment Co., Ltd
    • Shaojun ZHAN
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    OVERPRESSURE PROTECTIVE DEVICE AND METHOD FOR PASSIVELY BLOCKING GA...

    • Publication number 20240003448
    • Publication date Jan 4, 2024
    • Ultra Electronics, Energy
    • Taylor M. Campbell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID CONTROL VALVE

    • Publication number 20230375098
    • Publication date Nov 23, 2023
    • EAGLE INDUSTRY CO., LTD.
    • Hideki HIGASHIDOZONO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DUAL POPPET PRESSURE RELIEF VALVE WITH VACUUM ADAPTOR CAPABILITY

    • Publication number 20230296185
    • Publication date Sep 21, 2023
    • PREVCO Subsea LLC
    • Don CHRISTENSEN
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    PRESSURE REGULATOR AND FUEL PUMP MODULE HAVING THE SAME

    • Publication number 20230160361
    • Publication date May 25, 2023
    • COAVIS
    • Chanheum YOON
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Flow Rate Control Valve

    • Publication number 20230096186
    • Publication date Mar 30, 2023
    • AISAN KOGYO KABUSHIKI KAISHA
    • Shinji MURAI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    AUTOMATIC DEFLATOR VALVES WITH VORTEX-LIKE AIR FLOW WITH IMPROVED T...

    • Publication number 20230039845
    • Publication date Feb 9, 2023
    • Harry Lewellyn
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    DUAL POPPET PRESSURE RELIEF VALVE WITH VACUUM ADAPTOR CAPABILITY

    • Publication number 20220412476
    • Publication date Dec 29, 2022
    • PREVCO Subsea LLC
    • Don CHRISTENSEN
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PRESSURE VALVE FOR FERMENTER

    • Publication number 20220381359
    • Publication date Dec 1, 2022
    • Spike Brewing LLC
    • Benjamin Caya
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    PRESSURE VALVE FOR FERMENTER

    • Publication number 20210388911
    • Publication date Dec 16, 2021
    • Spike Brewing LLC
    • Benjamin Caya
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Vented Counterbalance Valve with Two Setting Springs in Parallel

    • Publication number 20210332899
    • Publication date Oct 28, 2021
    • Sun Hydraulics, LLC
    • Bernd Zähe
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SPHERICAL PUMP VALVE

    • Publication number 20210239229
    • Publication date Aug 5, 2021
    • Triangle Pump Components, Inc.
    • Samuel Thomas Kelton
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PRESSURE-REGULATING VALVE

    • Publication number 20210116947
    • Publication date Apr 22, 2021
    • GOODRICH CORPORATION
    • Kamil CZECHOWSKI
    • B33 - ADDITIVE MANUFACTURING TECHNOLOGY
  • Information Patent Application

    ANTI-REVERSE VALVE

    • Publication number 20200340210
    • Publication date Oct 29, 2020
    • KYB Corporation
    • Kosuke KATSURA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SAFETY VALUE

    • Publication number 20200332909
    • Publication date Oct 22, 2020
    • Active Tools International (HK) Ltd
    • Ying Chi David Hong
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PRESSURE REDUCING VALVE

    • Publication number 20200271235
    • Publication date Aug 27, 2020
    • JTEKT Corporation
    • Kazushi NUMAZAKI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DUAL POPPET PRESSURE RELIEF VALVE WITH VACUUM ADAPTOR CAPABILITY

    • Publication number 20200224781
    • Publication date Jul 16, 2020
    • PREVCO Subsea LLC
    • Don CHRISTENSEN
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BI-DIRECTIONAL VENT

    • Publication number 20200189811
    • Publication date Jun 18, 2020
    • Power Packer North America, Inc.
    • Ronald Christopher Hughes
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    FLUID STOP VALVE UNIT

    • Publication number 20200191289
    • Publication date Jun 18, 2020
    • 3EFLOW AB
    • Erik Abbing
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Integrated Outlet Check Valve and Pressure Relief Valve

    • Publication number 20200182365
    • Publication date Jun 11, 2020
    • Stanadyne LLC
    • Richard P. Pellini
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    RELIEF VALVE

    • Publication number 20200103044
    • Publication date Apr 2, 2020
    • Aisin AW Co., Ltd.
    • Tetsuya SHIMIZU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    REGULABLE PRESSURE RELIEF VALVE FOR A DRAFT BEER FRESH-KEEPING KEG

    • Publication number 20200088312
    • Publication date Mar 19, 2020
    • NINGBO MAJOR DRAFT BEER EQUIPMENT CO., LTD
    • Xiaoyang YE
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Application

    Damping Valve For A Vibration Damper

    • Publication number 20200063818
    • Publication date Feb 27, 2020
    • ZF Friedrichshafen AG
    • Achim EICH
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BYPASS VALVE AND PIG HAVING A BYPASS VALVE

    • Publication number 20200063879
    • Publication date Feb 27, 2020
    • ROSEN SWISS AG
    • Wilhelm Voß
    • B08 - CLEANING
  • Information Patent Application

    FLUID INJECTION VALVE

    • Publication number 20200032917
    • Publication date Jan 30, 2020
    • BAKER HUGHES, A GE COMPANY, LLC
    • Yuh Loh
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Pressure Control Valve

    • Publication number 20190368553
    • Publication date Dec 5, 2019
    • ZF Friedrichshafen AG
    • Karsten Kudermann
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    ASPIRATOR SYSTEM PRESSURE RELIEF MECHANISM

    • Publication number 20190360604
    • Publication date Nov 28, 2019
    • GOODRICH CORPORATION
    • Naveen Lokanatha
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...