TREA

Spring expander from sheet metal

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Industry

  • CPC
  • F16J9/066
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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

F16J9/066Spring expander from sheet metal
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Spacer spring for a three-part oil scraper ring and three-part oil...
    • Patent number 11,725,730
    • Issue date Aug 15, 2023
    • Federal-Mogul Burscheid GmbH
    • Laszlo Pelsoeczy
    • 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

    Oil scraper ring spring for an oil scraper ring and oil scraper ring
    • Patent number 11,143,301
    • Issue date Oct 12, 2021
    • Scherdel INNOTEC Forschungs-und Entwicklungs-GmbH
    • Peter Mielke
    • 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

    Combined oil ring
    • Patent number 10,520,085
    • Issue date Dec 31, 2019
    • Nippon Piston Ring Co., Ltd.
    • Yasuyuki Murata
    • 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

    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

    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

    Combined oil ring
    • Patent number 9,528,606
    • Issue date Dec 27, 2016
    • Nippon Piston Ring Co., Ltd.
    • Hideshi Hitosugi
    • 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

    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

    Pistons for internal combustion engines
    • Patent number 8,555,849
    • Issue date Oct 15, 2013
    • Ricardo UK Limited
    • David Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multipart oil wiping ring for pistons of internal combustion engines
    • Patent number 7,306,232
    • Issue date Dec 11, 2007
    • Mahle GmbH
    • Rolf-Gerhard Fiedler
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oil sealing ring
    • Patent number 6,419,234
    • Issue date Jul 16, 2002
    • Xiuming Yu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Thin 3-piece oil ring
    • Patent number 6,267,384
    • Issue date Jul 31, 2001
    • Nippon Piston Ring Co., Ltd.
    • Masayuki Watari
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston ring device for use in a combustion engine of a vehicle
    • Patent number 6,039,321
    • Issue date Mar 21, 2000
    • Hyundai Motor Company, Ltd.
    • Sung Hwan Jo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oil control ring of two piece type for internal combustion engine
    • Patent number 5,964,467
    • Issue date Oct 12, 1999
    • Riken Corporation
    • Shinichi Hirata
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston ring having wear coating consisting of Cr.sub.2 N or a mixtu...
    • Patent number 5,820,131
    • Issue date Oct 13, 1998
    • Teikoku Piston Ring Co., Ltd.
    • Shoji Tanaka
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Seal device for piston rod
    • Patent number 5,788,246
    • Issue date Aug 4, 1998
    • Kabushiki Kaisha Riken
    • Morio Kuribayashi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Combined oil ring with spacer/expander having Cr.sub.2 N coating th...
    • Patent number 5,718,437
    • Issue date Feb 17, 1998
    • Teikoku Piston Ring Co., Ltd.
    • Shoji Tanaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method of assembling set oil ring on piston
    • Patent number 5,588,208
    • Issue date Dec 31, 1996
    • Honda Giken Kogyo Kabushiki Kaisha
    • Yutaka Sato
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Piston ring employing elastomeric sealing member within the ring gr...
    • Patent number 5,474,307
    • Issue date Dec 12, 1995
    • DeBiasse; Richard
    • Richard DeBiasse
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method of manufacturing a side rail of a combined oil ring
    • Patent number 5,469,616
    • Issue date Nov 28, 1995
    • Teikoku Piston Ring Co., Ltd.
    • Satomichi Miyazaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Combined oil ring
    • Patent number 5,308,089
    • Issue date May 3, 1994
    • Teikoku Piston Ring Co., Ltd.
    • Masao Ishida
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method of assembling piston ring and method of assembling set oil r...
    • Patent number 5,303,465
    • Issue date Apr 19, 1994
    • Honda Giken Kogyo Kabushiki Kaisha
    • Shuzo Fujimoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Piston ring having tapered outwardly extending wiper
    • Patent number 5,253,877
    • Issue date Oct 19, 1993
    • DeBiasse; Richard
    • Richard DeBiasse
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston and ring assembly
    • Patent number 5,251,915
    • Issue date Oct 12, 1993
    • General Motors Corporation
    • Paul R. Meernik
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Three-piece oil control ring assembly
    • Patent number 5,195,758
    • Issue date Mar 23, 1993
    • Hastings Manufacturing Company
    • Parker K. Erway
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Steel oil ring assembly
    • Patent number 5,129,661
    • Issue date Jul 14, 1992
    • Kabushiki Kaisha Riken
    • Sumio Ono
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Steel oil ring assembly
    • Patent number 5,087,055
    • Issue date Feb 11, 1992
    • Kabushiki Kaisha Riken
    • Sumio Ono
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    OIL SCRAPER RING SPRING FOR AN OIL SCRAPER RING AND OIL SCRAPER RING
    • Publication number 20200072352
    • Publication date Mar 5, 2020
    • SCHERDEL INNOTEC FORSCHUNGS- UND ENTWICKLUNGS-GMBH
    • Peter MIELKE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    COMBINED OIL RING
    • Publication number 20180051806
    • Publication date Feb 22, 2018
    • NIPPON PISTON RING CO., LTD
    • Yasuyuki MURATA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    COMBINED OIL RING
    • Publication number 20140062030
    • Publication date Mar 6, 2014
    • Nippon Piston Ring Co., Ltd.
    • Hideshi HITOSUGI
    • 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

    PISTONS FOR INTERNAL COMBUSTION ENGINES
    • Publication number 20100065008
    • Publication date Mar 18, 2010
    • RICARDO UK LIMITED
    • David Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Multipart oil wiping ring for pistons of internal combustion engines
    • Publication number 20060273525
    • Publication date Dec 7, 2006
    • Rolf-Gerhard Fiedler
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...