Patents by Inventor Brian R. Barnes

Brian R. Barnes 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).

  • Apparatus for polishing the edges of lenses
    Patent number: 4561213
    Abstract: Disclosed is apparatus for polishing the edges of lenses, such as eyeglass lenses. The apparatus includes a lens holder, a motor for rotating the lens holder, a hand screw mechanism for opening and closing the lens holder, a polishing pad, a motor for rotating the polishing pad, a hand pivot mechanism for pivoting the polishing pad towards and away from the lens holder, a container for polishing abrasive, and a hand screw mechanism for translating the the polishing pad axially to bring different portions of the polishing pad into engagement with lenses gripped by the lens holder.
    Type: Grant
    Filed: April 22, 1982
    Date of Patent: December 31, 1985
    Assignee: Coburn Optical Industries, Inc.
    Inventors: Joseph Tusinski, Brian R. Barnes, Herbert H. Mathews