Piston rings in piston grooves

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of manufacturing and manufacturing apparatus for a ring memb...

    • Patent number 10,836,004
    • Issue date Nov 17, 2020
    • HIRATA CORPORATION
    • Mitsuhiro Noda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Auxiliary device for installing piston rings

    • Patent number 9,789,571
    • Issue date Oct 17, 2017
    • C.T.I. Traffic Industries Co., Ltd.
    • Wan-Chieh Lu
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Piston rail ring installer and method

    • Patent number 9,463,540
    • Issue date Oct 11, 2016
    • Honda Motor Co., Ltd.
    • Brian G. Jones
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Piston device and manufacturing method thereof

    • Patent number 7,870,819
    • Issue date Jan 18, 2011
    • Unipoint Electric Mfg. Co., Ltd.
    • Cheng Feng Lin
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Device for installing piston ring

    • Patent number 7,788,777
    • Issue date Sep 7, 2010
    • Hirata Corporation
    • Kenichi Haratake
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Installation device and installation method for piston ring

    • Patent number 7,757,368
    • Issue date Jul 20, 2010
    • Hirata Corporation
    • Shigeru Uemura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Device and method for inspecting piston ring

    • Patent number 7,345,293
    • Issue date Mar 18, 2008
    • Hirata Corporation
    • Yasuhiko Wakatsuki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Piston ring apparatus

    • Patent number 5,737,831
    • Issue date Apr 14, 1998
    • Micro-Precision Operations, Inc.
    • Deryll L. Liechty
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cylinder reciprocation control apparatus and ring alignment apparatus

    • Patent number 5,655,281
    • Issue date Aug 12, 1997
    • Asahi Chiyoda Kogyou Co. Ltd.
    • Katsuhiro Nagata
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Piston ring method

    • Patent number 5,592,740
    • Issue date Jan 14, 1997
    • Micro-Precision Operations, Inc.
    • Deryll L. Liechty
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • 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 apparatus

    • Patent number 5,435,056
    • Issue date Jul 25, 1995
    • Micro-Precision Operations, Inc.
    • Deryll L. Liechty
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Piston ring apparatus

    • Patent number 5,404,629
    • Issue date Apr 11, 1995
    • Micro-Precision Operations, Inc.
    • Deryll L. Liechty
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • 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

    Apparatus for the automatic installation of expander rings into spl...

    • Patent number 5,285,568
    • Issue date Feb 15, 1994
    • Goetze AG
    • Walter Johann
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Machine for the automatic fitting of piston rings onto pistons

    • Patent number 5,259,109
    • Issue date Nov 9, 1993
    • Floquet Monopole
    • Michel A. Fefeu
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Unit for distributing and installing rings on pistons

    • Patent number 4,967,459
    • Issue date Nov 6, 1990
    • Renault Automation
    • Marc Garnier
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electro optic controlled piston ring installing apparatus

    • Patent number 4,379,234
    • Issue date Apr 5, 1983
    • Cummins Engine Company, Inc.
    • Jose C. Cruz
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus for dispensing rings and for applying piston rings to pis...

    • Patent number 4,084,727
    • Issue date Apr 18, 1978
    • Designeers Midwest, Division Maswill Industries Incorporated
    • Norbert C. Albers
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus for dispensing rings and for applying piston rings to pis...

    • Patent number 4,047,276
    • Issue date Sep 13, 1977
    • Designeers Midwest
    • Norbert C. Albers
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3793695

    • Patent number 3,793,695
    • Issue date Feb 26, 1974
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3066398

    • Patent number 3,066,398
    • Issue date Dec 4, 1962
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2922222

    • Patent number 2,922,222
    • Issue date Jan 26, 1960
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2865091

    • Patent number 2,865,091
    • Issue date Dec 23, 1958
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2792625

    • Patent number 2,792,625
    • Issue date May 21, 1957
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    1852613

    • Patent number 1,852,613
    • Issue date Apr 5, 1932
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    1525765

    • Patent number 1,525,765
    • Issue date Feb 10, 1925
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents