Patents by Inventor Cecil W. Garlitz

Cecil W. Garlitz 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).

  • Hole cutting apparatus
    Patent number: 5317808
    Abstract: A circle cutting devices includes a pair of opposing discs rotatably coupled together about a common axis by a spindle extending axially from one of the discs. A spring biasing assembly is coupled to the spindle to bias the discs together by a constant pressure. A cutting tool and a pair of rollers are positioned on an inner face of one of the discs to engage and cut the material by rotating the disc.
    Type: Grant
    Filed: December 2, 1992
    Date of Patent: June 7, 1994
    Inventor: Cecil W. Garlitz