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  • CPC
  • F16J15/441
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Parent Industries

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

Current Industry

F16J15/441with floating ring
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Shaft seal assembly
    • Patent number 12,163,590
    • Issue date Dec 10, 2024
    • Inpro/Seal LLC
    • Neil F. Hoehle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve device
    • Patent number 12,055,223
    • Issue date Aug 6, 2024
    • Denso Corporation
    • Hiroyuki Harada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Seal structure for spool-type switching valve, and said spool-type...
    • Patent number 12,025,228
    • Issue date Jul 2, 2024
    • SMC Corporation
    • Shinji Miyazoe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shaft seal assembly
    • Patent number 12,000,484
    • Issue date Jun 4, 2024
    • Inpro/Seal LLC
    • Neil F. Hoehle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing device and integrated pump
    • Patent number 11,988,219
    • Issue date May 21, 2024
    • IHI Corporation
    • Toru Kuga
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Shutoff seal assemblies and related valve assemblies and methods
    • Patent number 11,940,053
    • Issue date Mar 26, 2024
    • Flowserve Pte. Ltd.
    • Laren J. Winkel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Device for adjusting and compensating working wear gaps of floating...
    • Patent number 11,852,245
    • Issue date Dec 26, 2023
    • WUHAN XINHUAFENG MACHINERY MANUFACTURING CO., LTD
    • Zhenghao Yu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Motor and air conditioner
    • Patent number 11,843,296
    • Issue date Dec 12, 2023
    • Mitsubishi Electric Corporation
    • Hiroki Aso
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Circumferential seal assembly with multi-axis stepped grooves
    • Patent number 11,732,753
    • Issue date Aug 22, 2023
    • Stein Seal Company
    • Glenn M. Garrison
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal to prevent lubricant escaping, and rolling stand having said seal
    • Patent number 11,717,869
    • Issue date Aug 8, 2023
    • SMS group GMBH
    • Johannes Alken
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Stuffing box for vertical pumps
    • Patent number 11,708,839
    • Issue date Jul 25, 2023
    • Saudi Arabian Oil Company
    • Mohammad Qahtani
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Circumferential seal assembly with multi-axis stepped grooves
    • Patent number 11,686,346
    • Issue date Jun 27, 2023
    • Stein Seal Company
    • Glenn M. Garrison
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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

    Shaft seal assembly
    • Patent number 11,543,031
    • Issue date Jan 3, 2023
    • Inpro/Seal LLC
    • Neil F. Hoehle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bearing compartment seal configuration for a gas turbine engine
    • Patent number 11,499,442
    • Issue date Nov 15, 2022
    • Raytheon Technologies Corporation
    • Jonathan Logan Miller
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Hydrostatic seal with secondary seal structural protection
    • Patent number 11,434,827
    • Issue date Sep 6, 2022
    • Raytheon Technologies Corporation
    • Conway Chuong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Shutoff seal for high temperature pressure balance valve and relate...
    • Patent number 11,428,328
    • Issue date Aug 30, 2022
    • Flowserve Management Company
    • Laren J. Winkel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal device
    • Patent number 11,428,324
    • Issue date Aug 30, 2022
    • EAGLE INDUSTRY CO., LTD.
    • Yuichiro Tokunaga
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Articulating cantilevered hydrostatic seal
    • Patent number 11,378,187
    • Issue date Jul 5, 2022
    • Raytheon Technologies Corporation
    • Brian F. Hilbert
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Circumferential back-to-back seal assembly with bifurcated flow
    • Patent number 11,359,669
    • Issue date Jun 14, 2022
    • Stein Seal Company
    • Glenn M. Garrison
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Circumferential seal assembly with multi-axis stepped grooves
    • Patent number 11,333,197
    • Issue date May 17, 2022
    • Stein Seal Company
    • Glenn M. Garrison
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Radial seal arrangement with axially elongated oil cooled runner
    • Patent number 11,299,997
    • Issue date Apr 12, 2022
    • Raytheon Technologies Corporation
    • Jonathan Logan Miller
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Seal ring
    • Patent number 11,287,045
    • Issue date Mar 29, 2022
    • Raytheon Technologies Corporation
    • Michael G. McCaffrey
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Circumferential archbound carbon seal on ceramic runner
    • Patent number 11,255,436
    • Issue date Feb 22, 2022
    • Rolls-Royce Corporation
    • Daniel L. Fadgen
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pressure regulated piston seal for a gas turbine combustor liner
    • Patent number 11,221,140
    • Issue date Jan 11, 2022
    • General Electric Company
    • Jinjie Shi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal assembly with buffered lip seal
    • Patent number 11,193,590
    • Issue date Dec 7, 2021
    • Rolls-Royce Corporation
    • Joseph Dean Black
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Intershaft seal assembly
    • Patent number 11,193,594
    • Issue date Dec 7, 2021
    • Rolls-Royce Corporation
    • John Munson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Slider seal with non-circular puck geometry
    • Patent number 11,174,948
    • Issue date Nov 16, 2021
    • Raytheon Technologies Corporation
    • David Kwoka
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Shaft Seal Assembly
    • Publication number 20240353006
    • Publication date Oct 24, 2024
    • INPRO/SEAL LLC
    • Neil F. Hoehle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SUPPORTING WHEEL SHAFT, SUPPORTING WHEEL AND WORK MACHINE
    • Publication number 20240217599
    • Publication date Jul 4, 2024
    • Xiaokang HU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL ASSEMBLIES AND RELATED VALVES AND METHODS
    • Publication number 20240218933
    • Publication date Jul 4, 2024
    • FLOWSERVE PTE. LTD.
    • Laren J. Winkel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PACKING SEAL
    • Publication number 20240102557
    • Publication date Mar 28, 2024
    • CDI ENERGY PRODUCTS, LLC
    • Mehdi Hashemian
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEALING MECHANISM
    • Publication number 20240093786
    • Publication date Mar 21, 2024
    • Delta Electronics, Inc.
    • Wei-Kai HSIAO
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Circumferential Seal Assembly with Multi-Axis Stepped Grooves
    • Publication number 20230220872
    • Publication date Jul 13, 2023
    • STEIN SEAL COMPANY
    • Glenn M. Garrison
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Shaft Seal Assembly
    • Publication number 20230213096
    • Publication date Jul 6, 2023
    • INPRO/SEAL LLC
    • Neil F. Hoehle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SHUTOFF SEAL ASSEMBLIES AND RELATED VALVE ASSEMBLIES AND METHODS
    • Publication number 20220403939
    • Publication date Dec 22, 2022
    • FLOWSERVE MANAGEMENT COMPANY
    • Laren J. Winkel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLOATING RING SEAL FOR REFRIGERANT COMPRESSOR
    • Publication number 20220381350
    • Publication date Dec 1, 2022
    • Danfoss A/S
    • Mihai B. DOBRICA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Circumferential Seal Assembly with Multi-Axis Stepped Grooves
    • Publication number 20220356905
    • Publication date Nov 10, 2022
    • Stein Seal Company
    • Glenn M. Garrison
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Device for adjusting and compensating working wear gaps of floating...
    • Publication number 20220349479
    • Publication date Nov 3, 2022
    • WUHAN XINHUAFENG MACHINERY MANUFACTURING CO., LTD.
    • Zhenghao Yu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEALING MECHANISM
    • Publication number 20220316597
    • Publication date Oct 6, 2022
    • Delta Electronics, Inc.
    • Wei-Kai HSIAO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PRESSURE REGULATED PISTON SEAL FOR A GAS TURBINE COMBUSTOR LINER
    • Publication number 20220128236
    • Publication date Apr 28, 2022
    • GENERAL ELECTRIC COMPANY
    • Jinjie Shi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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

    HYDRODYNAMICALLY EFFECTIVE SEAL COLLAR AND ROTARY UNION COMPRISING...
    • Publication number 20210270373
    • Publication date Sep 2, 2021
    • Konzelmann GmbH
    • Andreas Laage
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL STRUCTURE FOR SPOOL-TYPE SWITCHING VALVE, AND SAID SPOOL-TYPE...
    • Publication number 20210215252
    • Publication date Jul 15, 2021
    • SMC Corporation
    • Shinji MIYAZOE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLOATING RING SEAL
    • Publication number 20210172529
    • Publication date Jun 10, 2021
    • EagleBurgmann Germany GmbH & Co. KG
    • Robert Imhauser
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLOATING RING SEAL
    • Publication number 20210116033
    • Publication date Apr 22, 2021
    • EagleBurgmann Germany GmbH & Co. KG
    • Robert Imhauser
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL DEVICE
    • Publication number 20210054936
    • Publication date Feb 25, 2021
    • EAGLE INDUSTRY CO., LTD.
    • Yuichiro TOKUNAGA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SLIDER SEAL WITH NON-CIRCULAR PUCK GEOMETRY
    • Publication number 20210025496
    • Publication date Jan 28, 2021
    • David Kwoka
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    BEARING COMPARTMENT SEAL CONFIGURATION FOR A GAS TURBINE ENGINE
    • Publication number 20200325788
    • Publication date Oct 15, 2020
    • United Technologies Corporation
    • Jonathan Logan Miller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PRESSURE REGULATED PISTON SEAL FOR A GAS TURBINE COMBUSTOR LINER
    • Publication number 20200318831
    • Publication date Oct 8, 2020
    • GENERAL ELECTRIC COMPANY
    • Jinjie Shi
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • 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

    SLIDER SEAL
    • Publication number 20200284351
    • Publication date Sep 10, 2020
    • United Technologies Corporation
    • Michael R. Thomas
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Shaft Seal Assembly
    • Publication number 20200284352
    • Publication date Sep 10, 2020
    • INPRO/SEAL LLC
    • Neil F. Hoehle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MOUNTING ASSEMBLY FOR A CERAMIC SEAL RUNNER
    • Publication number 20200248817
    • Publication date Aug 6, 2020
    • Rolls-Royce Corporation
    • James Alfredo Bernacchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CROWNED ANTI-ROTATION DEVICE FOR CIRCUMFERENTIAL SEALS
    • Publication number 20200248816
    • Publication date Aug 6, 2020
    • KAYDON RING & SEAL, INC.
    • George Perry Haynes
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Circumferential Back-to-Back Seal Assembly with Bifurcated Flow
    • Publication number 20200224718
    • Publication date Jul 16, 2020
    • STEIN SEAL COMPANY
    • Glenn M. Garrison
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    ARTICULATING CANTILEVERED HYDROSTATIC SEAL
    • Publication number 20200217421
    • Publication date Jul 9, 2020
    • United Technologies Corporation
    • Brian F. Hilbert
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYDROSTATIC SEAL WITH EXTENDED HOUSING
    • Publication number 20200217422
    • Publication date Jul 9, 2020
    • United Technologies Corporation
    • Eric A. Grover
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES