Patents Represented by Attorney Thomas V. Buckman

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  • Master gear error compensation
    Patent number: 4704799
    Abstract: A method is provided for compensating for master gear error in a gear checking apparatus employing a preselected master gear and a fixture for mounting a test gear to be checked in mesh with the master gear. The method comprises mounting a test gear in mesh with the master gear, rotatably driving one of the master and test gears, and producing a test signal corresponding to the differential movement between the master gear and test gear during rotation caused by imperfections or irregularities in both of the gears.
    Type: Grant
    Filed: September 25, 1986
    Date of Patent: November 10, 1987
    Assignee: Illinois Tool Works Inc.
    Inventor: Robert G. Kobetsky