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Rings for preventing wear of grooves or like seatings

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  • F16J9/22
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F16Engineering elements F16JPISTONS CYLINDERS SEALINGS F16J9/00Piston-rings

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F16J9/22Rings for preventing wear of grooves or like seatings
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Annular ring groove of a piston
    • Patent number 12,078,122
    • Issue date Sep 3, 2024
    • AI ALPINE US BIDCO INC
    • Richard John Donahue
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Cylinder of an internal combustion engine
    • Patent number 11,982,357
    • Issue date May 14, 2024
    • MAN Energy Solutions SE
    • Talat Shaer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Compressor with compliant seal
    • Patent number 11,655,818
    • Issue date May 23, 2023
    • Emerson Climate Technologies, Inc.
    • James A. Schaefer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Annular ring groove of a piston
    • Patent number 11,643,991
    • Issue date May 9, 2023
    • AI ALPINE US BIDCO INC
    • Richard John Donahue
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • 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

    Flutter-suppression piston ring
    • Patent number 11,371,610
    • Issue date Jun 28, 2022
    • Federal-Mogul Burscheid GmbH
    • Richard Mittler
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piston ring seals
    • Patent number 11,313,467
    • Issue date Apr 26, 2022
    • Matthew Hartford
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston ring
    • Patent number 11,242,929
    • Issue date Feb 8, 2022
    • TPR CO., LTD.
    • Tomoyuki Sato
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Piston
    • Patent number 11,136,936
    • Issue date Oct 5, 2021
    • Mahle International GmbH
    • Remi D. Rabute
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Multiple-piece oil stripping piston ring with reduced friction
    • Patent number 11,092,238
    • Issue date Aug 17, 2021
    • Federal-Mogul Burscheid GmbH
    • Stephan Machliner
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston for an internal combustion engine
    • Patent number 11,054,030
    • Issue date Jul 6, 2021
    • Mahle International GmbH
    • Christoph Beerens
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piston of an internal combustion engine
    • Patent number 10,920,886
    • Issue date Feb 16, 2021
    • Mahle International GmbH
    • Rainer Scharp
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piston and piston ring for internal combustion engine
    • Patent number 10,914,380
    • Issue date Feb 9, 2021
    • Kabushiki Kaisha Riken
    • Kazuyuki Fushimi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston ring for engine
    • Patent number 10,844,956
    • Issue date Nov 24, 2020
    • Hyundai Motor Company
    • Min Yong Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydraulic device comprising a segment having at least one through-h...
    • Patent number 10,837,553
    • Issue date Nov 17, 2020
    • Airbus SAS
    • Norbert Hirtz
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Piston for internal combustion engine
    • Patent number 10,760,526
    • Issue date Sep 1, 2020
    • Dong Yang Piston Co., Ltd.
    • Jun Kui Yang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Annular ring groove of a piston
    • Patent number 10,753,312
    • Issue date Aug 25, 2020
    • AI ALPINE US BIDCO INC
    • Richard John Donahue
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piston with enhanced cooling gallery
    • Patent number 10,753,310
    • Issue date Aug 25, 2020
    • Tenneco Inc.
    • Miguel Azevedo
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piston ring
    • Patent number 10,584,793
    • Issue date Mar 10, 2020
    • Federal-Mogul Burscheid GmbH
    • Peter Schmidt
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston ring and its production method
    • Patent number 10,502,319
    • Issue date Dec 10, 2019
    • Kabushiki Kaisha Riken
    • Yuji Shima
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • 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

    Machining process for trapezoid rings with small axial dimensions,...
    • Patent number 10,197,161
    • Issue date Feb 5, 2019
    • KS Kolbenschmidt GmbH
    • Reiner Friede
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Device and method for stabilizing a piston ring in a crosshead engine
    • Patent number 10,167,954
    • Issue date Jan 1, 2019
    • Jorgen Meier
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston ring sealing for pneumatic actuator
    • Patent number 10,094,472
    • Issue date Oct 9, 2018
    • Hamilton Sundstrand Corporation
    • Bruce R. Schroder
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Sealing device for a hydraulic percussion apparatus, and hydraulic...
    • Patent number 10,052,748
    • Issue date Aug 21, 2018
    • MONTABERT
    • Michel Escolle
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Piston ring for internal combustion engine
    • Patent number 9,920,836
    • Issue date Mar 20, 2018
    • KABUSHIKI KAISHA RIKEN
    • Hayato Sasaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston ring for internal combustion engines with increased fatigue...
    • Patent number 9,719,596
    • Issue date Aug 1, 2017
    • Federal-Mogul Burscheid GmbH
    • Nigel Gray
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Stroke piston for a stroke piston compressor
    • Patent number 9,605,758
    • Issue date Mar 28, 2017
    • WABCO GmbH
    • Volker Gniesmer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston ring
    • Patent number 9,423,028
    • Issue date Aug 23, 2016
    • Federal-Mogul Corporation
    • Andrew John Miller
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston ring
    • Patent number 9,285,032
    • Issue date Mar 15, 2016
    • Kabushiki Kaisha Riken
    • Hayato Sasaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    WEAR RING AND WEAR RING ARRANGEMENT
    • Publication number 20230120454
    • Publication date Apr 20, 2023
    • TRELLEBORG SEALING SOLUTIONS GERMANY GMBH
    • Gert Moelsted Iversen
    • 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

    ANNULAR RING GROOVE OF A PISTON
    • Publication number 20230037471
    • Publication date Feb 9, 2023
    • AI ALPINE US BIDCO INC
    • Richard John Donahue
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PISTON RING AND METHOD FOR MANUFACTURING A PISTON RING
    • Publication number 20220333687
    • Publication date Oct 20, 2022
    • MAHLE International GmbH
    • Thomas J. SMITH
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    PISTON RING GROOVE INSERT AND METHODS OF MAKING
    • Publication number 20220220920
    • Publication date Jul 14, 2022
    • MATERION CORPORATION
    • Andrew Tarrant
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    Compressor With Compliant Seal
    • Publication number 20210372400
    • Publication date Dec 2, 2021
    • Emerson Climate Technologies, Inc.
    • James A. SCHAEFER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PISTON
    • Publication number 20210108593
    • Publication date Apr 15, 2021
    • Remi Daniel RABUTE
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ANNULAR RING GROOVE OF A PISTON
    • Publication number 20200347798
    • Publication date Nov 5, 2020
    • AI ALPINE US BIDCO INC
    • Richard John Donahue
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Hydraulic Device Comprising A Segment Having At Least One Through-H...
    • Publication number 20200173554
    • Publication date Jun 4, 2020
    • Airbus SAS
    • Norbert Hirtz
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PISTON OF AN INTERNAL COMBUSTION ENGINE
    • Publication number 20200132193
    • Publication date Apr 30, 2020
    • MAHLE International GmbH
    • Rainer Scharp
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MANUFACTURE AND PROCESS FOR INHIBITING WEAR IN A LATCH SYSTEM
    • Publication number 20200096105
    • Publication date Mar 26, 2020
    • The Boeing Company
    • Eric S. Kamila
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    PISTON AND PISTON RING FOR INTERNAL COMBUSTION ENGINE
    • Publication number 20200040995
    • Publication date Feb 6, 2020
    • Kabushiki Kaisha Riken
    • Kazuyuki FUSHIMI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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

    PISTON RING AND METHOD FOR MANUFACTURING A PISTON RING
    • Publication number 20190368607
    • Publication date Dec 5, 2019
    • MAHLE International GmbH
    • Thomas J. SMITH
    • 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

    PISTON RING
    • Publication number 20180283552
    • Publication date Oct 4, 2018
    • FEDERAL-MOGUL BURSCHEID GMBH
    • PETER SCHMIDT
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PISTON RING AND ITS PRODUCTION METHOD
    • Publication number 20180209541
    • Publication date Jul 26, 2018
    • Kabushiki Kaisha Riken
    • Yuji Shima
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    PISTON RING FOR INTERNAL COMBUSTION ENGINE
    • Publication number 20170138476
    • Publication date May 18, 2017
    • Kabushiki Kaisha Riken
    • Hayato SASAKI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Production Device for Piston for Internal-Combustion Engine, and Pr...
    • Publication number 20170022930
    • Publication date Jan 26, 2017
    • Hitachi Automotive Systems, Ltd.
    • Norikazu Takahashi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PISTON RING FOR INTERNAL COMBUSTION ENGINE
    • Publication number 20160265660
    • Publication date Sep 15, 2016
    • Kabushiki Kaisha Riken
    • Hayato SASAKI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PISTON RING FOR INTERNAL COMBUSTION ENGINES WITH INCREASED FATIGUE...
    • Publication number 20150354702
    • Publication date Dec 10, 2015
    • FEDERAL-MOGUL BURSCHEID GMBH
    • Nigel Gray
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SEALING DEVICE FOR A HYDRAULIC PERCUSSION APPARATUS, AND HYDRAULIC...
    • Publication number 20150251304
    • Publication date Sep 10, 2015
    • MONTABERT
    • Michel Escolle
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    PROCESS FOR PRODUCING A PISTON FOR AN INTERNAL COMBUSTION ENGINE AN...
    • Publication number 20140190010
    • Publication date Jul 10, 2014
    • Arnd Baberg
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    PISTON WITH OIL COOLING PASSAGE AND METHOD OF CONSTRUCTION THEREOF
    • Publication number 20140020648
    • Publication date Jan 23, 2014
    • Federal-Mogul Corporation
    • Miguel Azevedo
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PISTON WITH ENHANCED COOLING GALLERY
    • Publication number 20130206095
    • Publication date Aug 15, 2013
    • Miguel Azevedo
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE
    • Publication number 20130207350
    • Publication date Aug 15, 2013
    • KUBOTA CORPORATION
    • Hiroki KUWAYAMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SEAL ARRANGEMENT
    • Publication number 20130154197
    • Publication date Jun 20, 2013
    • Norbert Feistel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PISTON RING AND PROCESS FOR MANUFACTURING A PISTON RING
    • Publication number 20120248710
    • Publication date Oct 4, 2012
    • MAHLE METAL LEVE S/A
    • Rodrigo Favaron
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ASSEMBLY FOR SEALING A SLIDING INTERFACE
    • Publication number 20120211942
    • Publication date Aug 23, 2012
    • Lee S. SMITH
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PISTON AND ENGINE
    • Publication number 20120180653
    • Publication date Jul 19, 2012
    • NIIGATA POWER SYSTEMS CO., LTD.
    • Satoru Goto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS