Patents by Inventor Anthony J. Grant

Anthony J. Grant has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Spring collet clamp and method
    Patent number: 6551042
    Abstract: A spring collet clamping system and method therefor including a collet disposed about a shaft, for example a rotary motor shaft, a substantially balanced spring clamp having a coil portion with arms extending from generally opposite portions thereof, the coil portion of the spring clamp is disposed about a portion of the collet, for example resilient arms thereof, to constrict and clamp the collet about the shaft.
    Type: Grant
    Filed: July 14, 2000
    Date of Patent: April 22, 2003
    Assignee: Illinois Tool Works Inc.
    Inventors: Anthony J. Grant, Leonard M. Mallak
  • Lock washer
    Publication number: 20030031526
    Abstract: The present invention provides a split helical lock washer with improved anti-rotation characteristics by providing surface texturing on at least one face surface of the washer.
    Type: Application
    Filed: August 6, 2002
    Publication date: February 13, 2003
    Inventor: Anthony J. Grant
  • Parallel wave washer
    Patent number: 6361257
    Abstract: A parallel wave washer having a body member with an aperture disposed therethrough, a first groove and a first ridge are disposed across a first end of the body member, the first groove is spaced apart from the first ridge and is aligned parallel thereto, a second groove and a second ridge are disposed across an opposite second end of the body member, the second groove is located generally opposite and is aligned parallel to the first ridge, and the second ridge is located generally opposite and is aligned parallel to the first groove.
    Type: Grant
    Filed: December 7, 1999
    Date of Patent: March 26, 2002
    Assignee: Illinois Tool Works Inc.
    Inventor: Anthony J. Grant