TREA

Split-rings

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Industry

  • CPC
  • F16J15/3488
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F16Engineering elements F16JPISTONS CYLINDERS SEALINGS F16J15/00Sealings

Current Industry

F16J15/3488Split-rings
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Internally clamping rectangular sealing ring
    • Patent number 12,203,552
    • Issue date Jan 21, 2025
    • Konzelmann GmbH
    • Matthias Heine
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing ring assemblies configured for pressure locking
    • Patent number 12,188,457
    • Issue date Jan 7, 2025
    • Mainspring Energy, Inc.
    • Matt Svrcek
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cartridge type mechanical sealing device for sealing liquid
    • Patent number 12,169,024
    • Issue date Dec 17, 2024
    • AIGI ENVIRONMENTAL INC.
    • Jingwei Zhao
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    System and method for optimizing a fluid environment in split mecha...
    • Patent number 12,152,677
    • Issue date Nov 26, 2024
    • A.W. CHESTERTON COMPANY
    • Robert James Powers
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal and rotating system
    • Patent number 11,879,550
    • Issue date Jan 23, 2024
    • STASSKOL GMBH
    • Felix Kuse
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cartridge radial double-end-face split type mechanical seal
    • Patent number 11,668,398
    • Issue date Jun 6, 2023
    • AGILESENTRY, LLC
    • Guoping Qu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Externally energized secondary seals in split mechanical seals
    • Patent number 11,608,898
    • Issue date Mar 21, 2023
    • A.W. CHESTERTON COMPANY
    • Henri Vincent Azibert
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing ring assemblies configured for pressure locking
    • Patent number 11,530,691
    • Issue date Dec 20, 2022
    • Mainspring Energy, Inc.
    • Matt Svrcek
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electromagnetic carbon seal system
    • Patent number 11,473,506
    • Issue date Oct 18, 2022
    • Rolls-Royce North American Technologies Inc.
    • Timothy Unton
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piston-integrated gap cover
    • Patent number 11,236,827
    • Issue date Feb 1, 2022
    • Mainspring Energy, Inc.
    • Matt Svrcek
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Sealing ring and turbocharger
    • Patent number 11,015,716
    • Issue date May 25, 2021
    • IHI Corporation
    • Satoshi Ohtani
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Segmented piston seal system
    • Patent number 10,989,058
    • Issue date Apr 27, 2021
    • General Electric Company
    • Deepak Trivedi
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Radially and axially self-aligning split seal ring
    • Patent number 10,975,967
    • Issue date Apr 13, 2021
    • Flowserve Management Company
    • Glenn Robert Owens
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Mechanism for assembling split seal rings
    • Patent number 10,935,140
    • Issue date Mar 2, 2021
    • Flowserve Management Company
    • Glenn Robert Owens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Split seal ring
    • Patent number 10,907,736
    • Issue date Feb 2, 2021
    • VALQUA, LTD.
    • Mitsuru Minami
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Composite piston ring seal for axially and circumferentially transl...
    • Patent number 10,760,500
    • Issue date Sep 1, 2020
    • Raytheon Technologies Corporation
    • Steven D. Porter
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Segmented seal with shallow groove
    • Patent number 10,670,151
    • Issue date Jun 2, 2020
    • EATON INTELLIGENT POWER LIMITED
    • Edward N. Ruggeri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Segmented face seal assembly and an associated method thereof
    • Patent number 10,626,743
    • Issue date Apr 21, 2020
    • General Electric Company
    • Rahul Anil Bidkar
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Ring seal arrangement with installation foolproofing
    • Patent number 10,619,742
    • Issue date Apr 14, 2020
    • United Technologies Corporation
    • Jonathan Logan Miller
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Piston-integrated gap cover
    • Patent number 10,465,795
    • Issue date Nov 5, 2019
    • EtaGen, Inc.
    • Matt Svrcek
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing ring assemblies configured for pressure locking
    • Patent number 10,443,727
    • Issue date Oct 15, 2019
    • EtaGen, Inc.
    • Matt Svrcek
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Self aligning split mechanical seal employing a rotary seal ring ha...
    • Patent number 10,352,457
    • Issue date Jul 16, 2019
    • A.W. CHESTERTON COMPANY
    • Edwin Cid
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sliding component
    • Patent number 10,274,086
    • Issue date Apr 30, 2019
    • Eagle Industry Co., Ltd.
    • Masatoshi Itadani
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Division type mechanical seal
    • Patent number 10,077,843
    • Issue date Sep 18, 2018
    • Eagle Industry Co., Ltd.
    • Tetsuya Sato
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Composite piston ring seal for axially and circumferentially transl...
    • Patent number 9,945,295
    • Issue date Apr 17, 2018
    • United Technologies Corporation
    • Steven D. Porter
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Split circumferential lift-off seal segment
    • Patent number 9,927,033
    • Issue date Mar 27, 2018
    • Kaydon Ring & Seal, Inc.
    • Sanjay Kumar Baheti
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical seal
    • Patent number 9,845,888
    • Issue date Dec 19, 2017
    • Eagle Industry Co., Ltd.
    • Yasunari Furukawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Split seal assembly and method
    • Patent number 9,651,157
    • Issue date May 16, 2017
    • John Crane Inc.
    • David M. Dudek
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rotary piston pump with slip ring seals for improved fitting and sy...
    • Patent number 9,617,995
    • Issue date Apr 11, 2017
    • NETZSCH Pumpen & Systeme GmbH
    • Stefan Weigl
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Self aligning split mechanical seal employing a selectively engagea...
    • Patent number 9,546,734
    • Issue date Jan 17, 2017
    • A.W. CHESTERTON COMPANY
    • Edwin Cid
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    MECHANICAL SEAL ASSEMBLY WITH IMPROVED SUPPORT OF AXIAL FORCES
    • Publication number 20240376985
    • Publication date Nov 14, 2024
    • EagleBurgmann Germany GmbH & Co. KG
    • Andreas Fesl
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Piston Seal Ring Bypass
    • Publication number 20240255055
    • Publication date Aug 1, 2024
    • RTX Corporation
    • Calvin Jay Winder
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID END WITH CLAMPED RETENTION
    • Publication number 20240200657
    • Publication date Jun 20, 2024
    • KERR MACHINE CO.
    • Kelcy Jake Foster
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SHAFT SEAL SYSTEM
    • Publication number 20230258266
    • Publication date Aug 17, 2023
    • Woodex Bearing Company, Inc.
    • Corey VINCENT
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SYSTEM AND METHOD FOR OPTIMIZING A FLUID ENVIRONMENT IN SPLIT MECHA...
    • Publication number 20230204107
    • Publication date Jun 29, 2023
    • A.W. CHESTERTON COMPANY
    • Robert James Powers
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEALING RING ASSEMBLIES CONFIGURED FOR PRESSURE LOCKING
    • Publication number 20230072947
    • Publication date Mar 9, 2023
    • Mainspring Energy, Inc.
    • Matt Svrcek
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SEAL AND ROTATING SYSTEM
    • Publication number 20220170552
    • Publication date Jun 2, 2022
    • STASSKOL GMBH
    • Felix KUSE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ELECTROMAGNETIC CARBON SEAL SYSTEM
    • Publication number 20220154649
    • Publication date May 19, 2022
    • Rolls-Royce North American Technologies Inc.
    • Timothy Unton
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Internally Clamping Rectangular Sealing Ring
    • Publication number 20220145993
    • Publication date May 12, 2022
    • Konzelmann GmbH
    • Matthias Heine
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CARTRIDGE RADIAL DOUBLE-END-FACE SPLIT TYPE MECHANICAL SEAL
    • Publication number 20220112957
    • Publication date Apr 14, 2022
    • PARBAT MACHINERY SUZHOU CO. LTD.
    • Guoping Qu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    EXTERNALLY ENERGIZED SECONDARY SEALS IN SPLIT MECHANICAL SEALS
    • Publication number 20210381603
    • Publication date Dec 9, 2021
    • A.W. CHESTERTON COMPANY
    • Henri Vincent Azibert
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANISM FOR ASSEMBLING SPLIT SEAL RINGS
    • Publication number 20200408307
    • Publication date Dec 31, 2020
    • FLOWSERVE MANAGEMENT COMPANY
    • Glenn Robert Owens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PISTON-INTEGRATED GAP COVER
    • Publication number 20200124175
    • Publication date Apr 23, 2020
    • EtaGen, Inc.
    • Matt Svrcek
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SEALING RING ASSEMBLIES CONFIGURED FOR PRESSURE LOCKING
    • Publication number 20200011417
    • Publication date Jan 9, 2020
    • EtaGen, Inc.
    • Matt Svrcek
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEGMENTED PISTON SEAL SYSTEM
    • Publication number 20190323370
    • Publication date Oct 24, 2019
    • GENERAL ELECTRIC COMPANY
    • Deepak Trivedi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SPLIT SEAL RING
    • Publication number 20190203841
    • Publication date Jul 4, 2019
    • NIPPON VALQUA INDUSTRIES, LTD.
    • Mitsuru MINAMI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    RADIALLY AND AXIALLY SELF-ALIGNING SPLIT SEAL RING
    • Publication number 20190186636
    • Publication date Jun 20, 2019
    • FLOWSERVE MANAGEMENT COMPANY
    • Glenn Robert OWENS Jr.
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SEAL RING
    • Publication number 20190178382
    • Publication date Jun 13, 2019
    • NOK Corporation
    • Koji WATANABE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEALING RING AND TURBOCHARGER
    • Publication number 20190170258
    • Publication date Jun 6, 2019
    • IHI Corporation
    • Satoshi OHTANI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PISTON-INTEGRATED GAP COVER
    • Publication number 20190049008
    • Publication date Feb 14, 2019
    • EtaGen, Inc.
    • Matt Svrcek
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEALING RING ASSEMBLIES CONFIGURED FOR PRESSURE LOCKING
    • Publication number 20190049013
    • Publication date Feb 14, 2019
    • EtaGen, Inc.
    • Matt Svrcek
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEGMENTED SEAL WITH SHALLOW GROOVE
    • Publication number 20180372225
    • Publication date Dec 27, 2018
    • Eaton Intelligent Power Limited
    • Edward N. Ruggeri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    COMPOSITE PISTON RING SEAL FOR AXIALLY AND CIRCUMFERENTIALLY TRAN...
    • Publication number 20180238240
    • Publication date Aug 23, 2018
    • United Technologies Corproation
    • Steven D. Porter
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SEALING DEVICE
    • Publication number 20180202556
    • Publication date Jul 19, 2018
    • NOK Corporation
    • Tomohiko HINO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL ASSEMBLY AND METHOD FOR MANUFACTURING THE SEAL ASSEMBLY
    • Publication number 20180023708
    • Publication date Jan 25, 2018
    • Aktiebolaget SKF
    • Erich Pfandl
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SLIDING COMPONENT
    • Publication number 20170268679
    • Publication date Sep 21, 2017
    • EAGLE INDUSTRY CO., LTD.
    • Masatoshi ITADANI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SPLIT CIRCUMFERENTIAL LIFT-OFF SEAL SEGMENT
    • Publication number 20160377181
    • Publication date Dec 29, 2016
    • KAYDON RING & SEAL, INC.
    • Sanjay Kumar Baheti
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    COMPOSITE PISTON RING SEAL FOR AXIALLY AND CIRCUMFERENTIALLY TRAN...
    • Publication number 20160348590
    • Publication date Dec 1, 2016
    • United Technologies Corporation
    • Steven D. Porter
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    DIVISION TYPE MECHANICAL SEAL
    • Publication number 20160327161
    • Publication date Nov 10, 2016
    • EAGLE INDUSTRY CO., LTD.
    • Tetsuya Sato
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL SEAL
    • Publication number 20160208925
    • Publication date Jul 21, 2016
    • EagleBurgmann Japan Co., Ltd.
    • Hidekazu TAKAHASHI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...