Patents by Inventor Robert B. Bogosh

Robert B. Bogosh 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).

  • Packing seals and method of making
    Patent number: 4239245
    Abstract: A method of making a packing seal comprising compression molding a thermo-setting plastic in a spiral mold so that a partially-cured spiral seal is formed, removing the partially-cured seal from the mold, and winding it on a mandrel of a selected diameter, curing the spiral seal on the mandrel, and removing the seal from the mandrel, whereby the resulting seal is resilient and can be used to seal any part having a diameter within a given range, which range has the diameter of the mandrel as a median.
    Type: Grant
    Filed: December 7, 1979
    Date of Patent: December 16, 1980
    Assignee: A. W. Chesterton Company
    Inventors: Richard J. Giglio, Robert B. Bogosh, David A. Lasnier