TREA

Oil-scraping rings

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Industry

  • CPC
  • F16J9/203
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Parent Industries

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

Current Industry

F16J9/203Oil-scraping rings
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Combination of piston rings, and combination structure of piston an...
    • Patent number 12,000,491
    • Issue date Jun 4, 2024
    • TPR CO., LTD.
    • Hiroyuki Nagakura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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

    Oil scraper ring for a piston rod
    • Patent number 11,808,360
    • Issue date Nov 7, 2023
    • Hoerbiger Wien GmbH
    • Marian Janko-Grasslober
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piston ring
    • Patent number 11,739,840
    • Issue date Aug 29, 2023
    • Nippon Piston Ring Co., Ltd.
    • Kyoichi Ikeya
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oil ring for internal combustion engine and piston assembly includi...
    • Patent number 11,384,837
    • Issue date Jul 12, 2022
    • Samyoung Machinery Co., Ltd.
    • Geum Tai Han
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Play-free oil scraper ring
    • Patent number 11,199,261
    • Issue date Dec 14, 2021
    • Federal-Mogul Burscheid GmbH
    • Nigel Gray
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piston having two piston rings
    • Patent number 11,162,585
    • Issue date Nov 2, 2021
    • Mahle International GmbH
    • Fabio Mendes De Araujo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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

    Two part oil control ring having oil pressure effect ridges
    • Patent number 10,883,600
    • Issue date Jan 5, 2021
    • Federal-Mogul Burscheid GmbH
    • Richard Mittler
    • 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

    Piston ring having a groove seal
    • Patent number 10,436,323
    • Issue date Oct 8, 2019
    • Federal-Mogul Burscheid GmbH
    • Richard Mittler
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Side rail
    • Patent number 10,428,943
    • Issue date Oct 1, 2019
    • KABUSHIKI KAISHA RIKEN
    • Yuichiro Takezawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piston ring for improved lubrication oil consumption
    • Patent number 10,371,086
    • Issue date Aug 6, 2019
    • Mahle International GmbH
    • Fabio Mendes de Araujo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oil control ring assembly
    • Patent number 10,253,882
    • Issue date Apr 9, 2019
    • Mahle International GmbH
    • Steven J. Sytsma
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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

    Pressure released wiper assembly
    • Patent number 9,989,152
    • Issue date Jun 5, 2018
    • SEAL ENGINEERING AS
    • Julian Putkowski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston ring
    • Patent number 9,810,323
    • Issue date Nov 7, 2017
    • Mahle International GmbH
    • Paulo Jose Da Rocha Mordente
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Oil scraper ring
    • Patent number 9,810,175
    • Issue date Nov 7, 2017
    • Burckhardt Compression AG
    • Norbert Feistel
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Combination oil ring
    • Patent number 9,784,369
    • Issue date Oct 10, 2017
    • TPR Co., Ltd.
    • Hironori Fujita
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • 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

    Combined oil control ring
    • Patent number 9,657,838
    • Issue date May 23, 2017
    • Kabushiki Kaisha Riken
    • Yoshihito Ooya
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method for producing an oil scraper piston ring
    • Patent number 9,638,321
    • Issue date May 2, 2017
    • FEDERAL-MOGUL BURSCHEID GMBH
    • Klaus Meyer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Two-part stationary ring for devices having pistons
    • Patent number 9,541,198
    • Issue date Jan 10, 2017
    • EcoMotors, Inc.
    • Peter Hofbauer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oil ring for internal combustion engine
    • Patent number 9,353,864
    • Issue date May 31, 2016
    • Kabushiki Kaisha Riken
    • Yunzhi Gao
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Combined oil control ring
    • Patent number 9,303,765
    • Issue date Apr 5, 2016
    • Kabushiki Kaisha Riken
    • Akira Kunimoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oil scraper ring
    • Patent number 9,234,479
    • Issue date Jan 12, 2016
    • Burckhardt Compression AG
    • Norbert Feistel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multi-piece oil ring
    • Patent number 9,140,361
    • Issue date Sep 22, 2015
    • Kabushiki Kaisha Riken
    • Junichi Takahashi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oil control ring
    • Patent number 8,770,590
    • Issue date Jul 8, 2014
    • Federal-Mogul Burscheid GmbH
    • Peter Esser
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oil-control ring for an internal combustion engine
    • Patent number 8,104,771
    • Issue date Jan 31, 2012
    • Mahle International GmbH
    • André Ferrarese
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oil ring for internal combustion engine
    • Patent number 7,510,196
    • Issue date Mar 31, 2009
    • Nippon Piston Ring Co., Ltd.
    • Keishi Nanno
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    PISTON RING
    • Publication number 20220003316
    • Publication date Jan 6, 2022
    • NIPPON PISTON RING CO., LTD
    • Kyoichi IKEYA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PLAY-FREE OIL SCRAPER RING
    • Publication number 20200378498
    • Publication date Dec 3, 2020
    • FEDERAL-MOGUL BURSCHEID GMBH
    • NIGEL GRAY
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PISTON HAVING TWO PISTON RINGS
    • Publication number 20200248809
    • Publication date Aug 6, 2020
    • MAHLE International GmbH
    • Fabio MENDES DE ARAUJO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    OIL SCRAPER RING FOR A PISTON ROD
    • Publication number 20200096104
    • Publication date Mar 26, 2020
    • Hoerbiger Wien GmbH
    • Marian Janko-Grasslober
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PISTON RING HAVING A GROOVE SEAL
    • Publication number 20190011047
    • Publication date Jan 10, 2019
    • FEDERAL-MOGUL BURSCHEID GMBH
    • RICHARD MITTLER
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Oil Ring for a Piston Assembly
    • Publication number 20170299056
    • Publication date Oct 19, 2017
    • Federal-Mogul Corporation
    • MIGUEL AZEVEDO
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PISTON WITH VARIABLE DEPTH GROOVE ROOT
    • Publication number 20170284544
    • Publication date Oct 5, 2017
    • ELECTRO-MOTIVE DIESEL, INC.
    • Panchangam Nivarthi Amar Jeetendra
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PISTON RING
    • Publication number 20160084380
    • Publication date Mar 24, 2016
    • MAHLE Metal Leve S/A
    • Paulo Jose Da Rocha Mordente
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • 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

    REDUCED FRICTION OIL CONTROL PISTON RINGS
    • Publication number 20150240943
    • Publication date Aug 27, 2015
    • G. B. Kirby Meacham
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    OIL CONTROL RING ASSEMBLY
    • Publication number 20150184748
    • Publication date Jul 2, 2015
    • MAHLE International GmbH
    • Steven J. Sytsma
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    METHOD FOR PRODUCING AN OIL SCRAPER PISTONG RING
    • Publication number 20150130143
    • Publication date May 14, 2015
    • FEDERAL-MOGUL BURSCHEID GMBH
    • Klaus Meyer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Two-Part Stationary Ring for Devices Having Pistons
    • Publication number 20140298984
    • Publication date Oct 9, 2014
    • ECOMOTORS, INC.
    • Peter Hofbauer
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    OIL SCRAPER RING
    • Publication number 20140165826
    • Publication date Jun 19, 2014
    • FEDERAL-MOGUL BURSCHEID GMBH
    • Dirk Baerenreuter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MULTI-PIECE OIL RING
    • Publication number 20140021686
    • Publication date Jan 23, 2014
    • Kabushiki Kaisha Riken
    • Junichi Takahashi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    OIL SCRAPER RING
    • Publication number 20130307220
    • Publication date Nov 21, 2013
    • Burckhardt Compression AG
    • Norbert Feistel
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OIL CONTROL RING
    • Publication number 20130291824
    • Publication date Nov 7, 2013
    • Norbert Feistel
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PISTON RING FORMED FROM RING BLANK
    • Publication number 20130154196
    • Publication date Jun 20, 2013
    • Steven J. Sytsma
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    OIL CONTROL RING
    • Publication number 20120298067
    • Publication date Nov 29, 2012
    • Peter Esser
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    OIL RING FOR INTERNAL COMBUSTION ENGINE
    • Publication number 20120235359
    • Publication date Sep 20, 2012
    • Yunzhi Gao
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Oil-control ring for an internal combustion engine
    • Publication number 20090250880
    • Publication date Oct 8, 2009
    • Andre Ferrarese
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Oil Ring for Internal Combustion Engine
    • Publication number 20080169612
    • Publication date Jul 17, 2008
    • Keishi Nanno
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Oil scraper ring ring groove arrangement for pistons of internal co...
    • Publication number 20070017459
    • Publication date Jan 25, 2007
    • Rolf-Gerhard Fieldler
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Piston apparatus with oil scraper ring
    • Publication number 20060102131
    • Publication date May 18, 2006
    • SAMYOUNG MACHINERY CO., LTD.
    • Geum Tai Han
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ring groove for oil ring with coil expander of piston
    • Publication number 20020174768
    • Publication date Nov 28, 2002
    • Nippon Piston Ring
    • Hideshi Hitosugi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Oil scraper piston ring having circumferentially distributed recesses
    • Publication number 20020043769
    • Publication date Apr 18, 2002
    • Evangelos Katsaounis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PISTON RING
    • Publication number 20020033579
    • Publication date Mar 21, 2002
    • TEIKOKU PISTON RING CO.LTD
    • MASAO ISHIDA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...