Patents by Inventor Carl H. Bruns, deceased

Carl H. Bruns, deceased 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).

  • Mat board cutter with wear adjustable cutter-carrying body
    Patent number: 4570516
    Abstract: A mat board cutter including a cutter-carrying body having an end-to-end channel receiving a guide rail on which the body is slideably mounted. A plurality of slippery polymeric wear buttons project from a bottom surface of the body and bear against an upper surface of a clamp bar under the rail, and the amount of projection of at least one of the wear buttons is adjustable to provide close fitting accurate sliding relationship between the body and the guide rail.
    Type: Grant
    Filed: October 19, 1984
    Date of Patent: February 18, 1986
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Carl H. Bruns, deceased