Patents by Inventor Dennis H. Renwick

Dennis H. Renwick 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).

  • Patent number: 4651475
    Abstract: A honing device which employs a plurality of radially-displaceable tools mounted circumferentially around a rotary body. The tools are constructed as a laminate formed by the axially elongated abrasive strip bonded to and overlying a wood backing strip. The abrasive strip has a width, as measured in the direction of rotation, which is normally less than the width of the backing strip. The abrasive and backing strips are radially urged for simultaneous contact with the cylinder wall being honed.
    Type: Grant
    Filed: December 12, 1985
    Date of Patent: March 24, 1987
    Inventors: J. Robert Appleby, Dennis H. Renwick