the rings having a break or opening

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  • F16J15/3272
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Patents Grantslast 30 patents

  • Information Patent Grant

    Seal structure

    • Patent number 11,988,286
    • Issue date May 21, 2024
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Katsuhito Takeuchi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Shaft sealing structure

    • Patent number 11,976,729
    • Issue date May 7, 2024
    • SMC Corporation
    • Takayuki Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Strut bearing assembly with metal guide ring and spring seat

    • Patent number 11,953,096
    • Issue date Apr 9, 2024
    • Schaeffler Technologies AG & Co. KG
    • Kleberson Sierra
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Seal including coating and method of forming

    • Patent number 11,808,357
    • Issue date Nov 7, 2023
    • Saint-Gobain Performance Plastics Corporation
    • Zong Zong
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing system for rotary shaft

    • Patent number 11,761,538
    • Issue date Sep 19, 2023
    • Tamar (R.C.) Technologies Development Ltd.
    • Vaitzman Cohen-Zada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Inflatable seal

    • Patent number 11,754,189
    • Issue date Sep 12, 2023
    • Chi-Yun Kung
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Seal ring and valve device

    • Patent number 11,732,806
    • Issue date Aug 22, 2023
    • Denso Corporation
    • Noriyuki Inagaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal ring

    • Patent number 11,644,100
    • Issue date May 9, 2023
    • EAGLE INDUSTRY CO., LTD.
    • Wataru Kimura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal ring

    • Patent number 11,635,147
    • Issue date Apr 25, 2023
    • NOK Corporation
    • Yusuke Yoshida
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal ring

    • Patent number 11,614,169
    • Issue date Mar 28, 2023
    • NOK Corporation
    • Yusuke Yoshida
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Split ring seal for gas turbine engine rotor

    • Patent number 11,542,819
    • Issue date Jan 3, 2023
    • Pratt & Whitney Canada Corp.
    • Jeffrey Bernard Heyerman
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Seal protection mechanism

    • Patent number 11,506,287
    • Issue date Nov 22, 2022
    • Bernard McCartney Limited
    • Neil McCartney
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    High clearance seal assembly

    • Patent number 11,287,043
    • Issue date Mar 29, 2022
    • Kaydon Ring & Seal, Inc.
    • Jared Daniel Manry
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rolling bearing unit

    • Patent number 11,105,374
    • Issue date Aug 31, 2021
    • NTN Corporation
    • Naota Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal ring

    • Patent number 11,028,925
    • Issue date Jun 8, 2021
    • Kabushiki Kaisha Riken
    • Namsun Park
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal

    • Patent number 11,022,175
    • Issue date Jun 1, 2021
    • SIEMENS GAMESA RENEWABLE ENERGY A/S
    • Mathias Muff Hansen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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

    Jig for press-fitting divided sealing ring

    • Patent number 10,948,084
    • Issue date Mar 16, 2021
    • VALQUA, LTD.
    • Mitsuru Minami
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Apparatus and method for unitizing split ring halves with holder ha...

    • Patent number 10,935,141
    • 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

    Sealing ring

    • Patent number 10,865,883
    • Issue date Dec 15, 2020
    • NOK Corporation
    • Masatoshi Seki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal ring and sealing device

    • Patent number 10,760,687
    • Issue date Sep 1, 2020
    • TPR CO., LTD.
    • Hitoshi Yamaguchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    EGR valve including seal ring

    • Patent number 10,704,507
    • Issue date Jul 7, 2020
    • Denso Corporation
    • Satoshi Ishigaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal structure and supercharger provided with the seal structure

    • Patent number 10,690,141
    • Issue date Jun 23, 2020
    • MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD.
    • Takaya Futae
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydrodynamic seal assembly with interface control

    • Patent number 10,663,063
    • Issue date May 26, 2020
    • EATON INTELLIGENT POWER LIMITED
    • Edward N. Ruggeri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal ring

    • Patent number 10,634,253
    • Issue date Apr 28, 2020
    • NTN Corporation
    • Takumi Kondou
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Non-symmetrical seal ring

    • Patent number 10,487,947
    • Issue date Nov 26, 2019
    • Saint-Gobain Performance Plastics L+S GMBH
    • Mirco Gronitzki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Matrix split rotary seal

    • Patent number 10,473,221
    • Issue date Nov 12, 2019
    • A.W. CHESTERTON COMPANY
    • Michael P. Grimanis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal ring

    • Patent number 10,451,185
    • Issue date Oct 22, 2019
    • TPR CO., LTD.
    • Hitoshi Yamaguchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal ring

    • Patent number 10,428,948
    • Issue date Oct 1, 2019
    • NOK Corporation
    • Norimasa Hosonuma
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    SEAL ASSEMBLY WITH ANTI-ROTATION FEATURE

    • Publication number 20240209942
    • Publication date Jun 27, 2024
    • Pratt & Whitney Canada Corp.
    • Martin Drolet
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    GAS TURBINE ENGINE WITH SPLIT HELICAL PISTON SEAL

    • Publication number 20240200659
    • Publication date Jun 20, 2024
    • Colin J. Kling
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SHAFT SEALING STRUCTURE

    • Publication number 20240125389
    • Publication date Apr 18, 2024
    • SMC Corporation
    • Takayuki MURAI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    WHEEL DRIVE DEVICE

    • Publication number 20240011564
    • Publication date Jan 11, 2024
    • Sumitomo Heavy Industries, Ltd.
    • Terumasa NAGASAKI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    LABYRINTH SEAL ARRANGEMENT

    • Publication number 20230366470
    • Publication date Nov 16, 2023
    • Martin GmbH fur Umwelt- und Energietechnik
    • Johannes Ulrich Martin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    STRUT BEARING ASSEMBLY WITH METAL GUIDE RING AND SPRING SEAT

    • Publication number 20230332689
    • Publication date Oct 19, 2023
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Kleberson Sierra
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SEALING STRUCTURE

    • Publication number 20230272858
    • Publication date Aug 31, 2023
    • NOK Corporation
    • Makoto HATANO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEALING DEVICE

    • Publication number 20220373090
    • Publication date Nov 24, 2022
    • NOK Corporation
    • Masatoshi SEKI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SHAFT SEALING STRUCTURE

    • Publication number 20220307600
    • Publication date Sep 29, 2022
    • SMC Corporation
    • Takayuki MURAI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SPLIT OIL SEAL COMPOSED OF DOUBLE SPRINGS AND DOUBLE RINGS

    • Publication number 20220282792
    • Publication date Sep 8, 2022
    • AIGI Environmental Inc.
    • Jingwei ZHAO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL RING

    • Publication number 20220243819
    • Publication date Aug 4, 2022
    • NOK Corporation
    • Hideya WATANABE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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

    SEAL RING

    • Publication number 20210356044
    • Publication date Nov 18, 2021
    • Yusuke YOSHIDA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEALING SYSTEM FOR ROTARY SHAFT

    • Publication number 20210246983
    • Publication date Aug 12, 2021
    • Tamar (R.C.) Technologies Development Ltd.
    • Vaitzman Cohen-Zada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL RING

    • Publication number 20210164571
    • Publication date Jun 3, 2021
    • EAGLE INDUSTRY CO., LTD.
    • Wataru KIMURA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL RING

    • Publication number 20210116029
    • Publication date Apr 22, 2021
    • EAGLE INDUSTRY CO., LTD.
    • Wataru KIMURA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MULTIPLE PIECE SEAL RING ASSEMBLY

    • Publication number 20210033195
    • Publication date Feb 4, 2021
    • Roller Bearing Company of America, Inc.
    • John Reinhardt
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    High Clearance Seal Assembly

    • Publication number 20210033194
    • Publication date Feb 4, 2021
    • KAYDON RING & SEAL, INC.
    • Jared Daniel Manry
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SEAL PROTECTION MECHANISM

    • Publication number 20210010600
    • Publication date Jan 14, 2021
    • Bernard McCartney Limited
    • Neil McCartney
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ROLLING BEARING UNIT

    • Publication number 20200325938
    • Publication date Oct 15, 2020
    • NTN Corporation
    • Naota YAMAMOTO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL RING

    • Publication number 20200300370
    • Publication date Sep 24, 2020
    • NOK Corporation
    • Yusuke YOSHIDA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    APPARATUS AND METHOD FOR UNITIZING SPLIT RING HALVES WITH HOLDER HA...

    • Publication number 20200256469
    • Publication date Aug 13, 2020
    • FLOWSERVE MANAGEMENT COMPANY
    • Glenn Robert Owens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL INCLUDING COATING AND METHOD OF FORMING

    • Publication number 20200208744
    • Publication date Jul 2, 2020
    • SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION
    • Zong ZONG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    UNION

    • Publication number 20200149637
    • Publication date May 14, 2020
    • Seong Gyun MOK
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL RING

    • Publication number 20200032907
    • Publication date Jan 30, 2020
    • NOK Corporation
    • Katsuyoshi SAKUMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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

    METHOD AND DEVICE FOR PISTON SEAL ANTI-ROTATION

    • Publication number 20190145271
    • Publication date May 16, 2019
    • United Technologies Corporation
    • Christopher Treat
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL RING AND SEALING DEVICE

    • Publication number 20190085981
    • Publication date Mar 21, 2019
    • TPR CO., LTD.
    • Hitoshi YAMAGUCHI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ROTARY SEAL

    • Publication number 20190063605
    • Publication date Feb 28, 2019
    • Goodrich Actuation Systems Limited
    • Jeremy KRACKE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL RING

    • Publication number 20190040956
    • Publication date Feb 7, 2019
    • Hitoshi YAMAGUCHI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...