Single jaw or valve engagement

Patents Grantslast 30 patents

  • Information Patent Grant

    Valve spring compressor

    • Patent number 6,374,473
    • Issue date Apr 23, 2002
    • Matthew G. Edwards
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tool for automotive engine valve removal and replacement

    • Patent number 6,321,432
    • Issue date Nov 27, 2001
    • Stanley R. Przybyla
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Valve spring removal and installation tool

    • Patent number 6,199,253
    • Issue date Mar 13, 2001
    • Milton R. Snowden
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Clamp for disengaging an inlet or exhaust valve from an engine

    • Patent number 6,047,454
    • Issue date Apr 11, 2000
    • Tsorng-Hann Huang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Valve-spring compressing tool

    • Patent number 5,661,885
    • Issue date Sep 2, 1997
    • Carl J. Donato
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Valve spring compressor tool

    • Patent number 5,499,434
    • Issue date Mar 19, 1996
    • Chrysler Corporation
    • Julian Zdral
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Engine valve service apparatus

    • Patent number 5,365,647
    • Issue date Nov 22, 1994
    • Chrysler Corporation
    • Anthony W. Senkow
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tool for compressing valve springs

    • Patent number 4,567,634
    • Issue date Feb 4, 1986
    • William H. Landry
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Valve retainer for automotive valve repair

    • Patent number 4,513,486
    • Issue date Apr 30, 1985
    • Mieczyslaw J. Raczek
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Apparatus for joining the ends of a belt to make it endless

    • Patent number 4,451,957
    • Issue date Jun 5, 1984
    • Steg Siebtechnik GmbH
    • Johannes Lefferts
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Valve spring compressor for internal combustion engine

    • Patent number 4,446,608
    • Issue date May 8, 1984
    • Kent-Moore Corporation
    • Joel S. Johnson
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Valve spring compressor tool

    • Patent number 4,262,403
    • Issue date Apr 21, 1981
    • W. R. Grace & Co.
    • Kenneth W. Wilhelm
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Apparatus for removing rocker arms

    • Patent number 4,176,435
    • Issue date Dec 4, 1979
    • John H. Castoe
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    3295193

    • Patent number 3,295,193
    • Issue date Jan 3, 1967
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    2798285

    • Patent number 2,798,285
    • Issue date Jul 9, 1957
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    2627653

    • Patent number 2,627,653
    • Issue date Feb 10, 1953
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    2507240

    • Patent number 2,507,240
    • Issue date May 9, 1950
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    2345324

    • Patent number 2,345,324
    • Issue date Mar 28, 1944
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2311956

    • Patent number 2,311,956
    • Issue date Feb 23, 1943
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    2253045

    • Patent number 2,253,045
    • Issue date Aug 19, 1941
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    2204443

    • Patent number 2,204,443
    • Issue date Jun 11, 1940
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    2173398

    • Patent number 2,173,398
    • Issue date Sep 19, 1939
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    2046203

    • Patent number 2,046,203
    • Issue date Jun 30, 1936
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    1998548

    • Patent number 1,998,548
    • Issue date Apr 23, 1935
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    1998547

    • Patent number 1,998,547
    • Issue date Apr 23, 1935
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    1948248

    • Patent number 1,948,248
    • Issue date Feb 20, 1934
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    1932728

    • Patent number 1,932,728
    • Issue date Oct 31, 1933
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    1905012

    • Patent number 1,905,012
    • Issue date Apr 25, 1933
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    1896239

    • Patent number 1,896,239
    • Issue date Feb 7, 1933
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    1893962

    • Patent number 1,893,962
    • Issue date Jan 10, 1933
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents