TREA

with separate bridge-elements

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Industry

  • CPC
  • F16J9/18
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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

F16J9/18with separate bridge-elements
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Piston for reciprocating compressor having complementary sealing el...
    • Patent number 11,982,265
    • Issue date May 14, 2024
    • FAIVELEY TRANSPORT ITALIA S. p. A.
    • Corrado Rossino
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston sealing ring assembly having a gap cover element
    • Patent number 11,767,915
    • Issue date Sep 26, 2023
    • Mainspring Energy, Inc.
    • Jodie Prudhomme
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cryogenic piston ring improvement
    • Patent number 11,326,694
    • Issue date May 10, 2022
    • ACD, LLC
    • Joshua Wayne Steffen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston sealing ring assembly having a gap cover element
    • Patent number 10,975,966
    • Issue date Apr 13, 2021
    • Mainspring Energy, Inc.
    • Jodie Prudhomme
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High-pressure fuel pump
    • Patent number 10,227,976
    • Issue date Mar 12, 2019
    • Denso Corporation
    • Hiroki Inatani
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piston ring
    • Patent number 9,133,933
    • Issue date Sep 15, 2015
    • Burckhardt Compression AG
    • Norbert Feistel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gastight piston ring arrangement
    • Patent number 8,177,237
    • Issue date May 15, 2012
    • Hoerbiger Kompressortechnik Holding GmbH
    • Tino Lindner-Silwester
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure sealing device for the gap between two coaxial cylindrical...
    • Patent number 5,029,880
    • Issue date Jul 9, 1991
    • Volvo Hydraulik AB
    • Ingvar Johansson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Split ring seal with slip joint
    • Patent number 4,759,555
    • Issue date Jul 26, 1988
    • EG&G Pressure Science, Inc.
    • Horace P. Halling
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Thermally expansive slip joint for formed sheet metal seals
    • Patent number 4,602,795
    • Issue date Jul 29, 1986
    • United Technologies Corporation
    • Herbert J. Lillibridge
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ring gap seal
    • Patent number 4,358,121
    • Issue date Nov 9, 1982
    • Darrel R. Sand
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stepped joint piston ring
    • Patent number 4,109,924
    • Issue date Aug 29, 1978
    • Chemprene, Inc.
    • Charles G. Stucke
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oil ring assembly
    • Patent number 3,955,823
    • Issue date May 11, 1976
    • Koppers Company, Inc.
    • Edward Frederick Willem
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3811690
    • Patent number 3,811,690
    • Issue date May 21, 1974
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3768817
    • Patent number 3,768,817
    • Issue date Oct 30, 1973
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3335643
    • Patent number 3,335,643
    • Issue date Aug 15, 1967
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1705648
    • Patent number 1,705,648
    • Issue date Mar 19, 1929
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1492397
    • Patent number 1,492,397
    • Issue date Apr 29, 1924
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1348640
    • Patent number 1,348,640
    • Issue date Aug 3, 1920
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    PISTON SEALING RING ASSEMBLY HAVING A GAP COVER ELEMENT
    • Publication number 20230375086
    • Publication date Nov 23, 2023
    • Mainspring Energy, Inc.
    • Jodie Prudhomme
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PISTON SEALING RING ASSEMBLY HAVING A GAP COVER ELEMENT
    • Publication number 20210388901
    • Publication date Dec 16, 2021
    • Mainspring Energy, Inc.
    • Jodie Prudhomme
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Piston Ring Structure with Positioning Function
    • Publication number 20210164567
    • Publication date Jun 3, 2021
    • Cheng-Pei Lin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PISTON RING
    • Publication number 20150252900
    • Publication date Sep 10, 2015
    • Norbert Feistel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    COMPONENT
    • Publication number 20140246835
    • Publication date Sep 4, 2014
    • MTU AERO ENGINES AG
    • Frank Stiehler
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Gastight piston ring arrangement
    • Publication number 20090179386
    • Publication date Jul 16, 2009
    • HOERBIGER KOMPRESORTECHNIK HOLDING GMBH
    • Tino Lindner-Silwester
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Packing Seal and Piston Comprising Such a Packing Seal
    • Publication number 20080309021
    • Publication date Dec 18, 2008
    • Hans Helpap
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Combined oil ring
    • Publication number 20080122185
    • Publication date May 29, 2008
    • Teikoku Piston Ring Co., Ltd.
    • Isao Katou
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...