Patents by Inventor Sherald G. Wilson

Sherald G. Wilson 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).

  • Insulated self-threading fitting
    Patent number: 4079966
    Abstract: A self-threading fitting having external threads at one end and tapered internal threads at the other end is provided with a snap-in tubular lining of insulating material which extends beyond the end of the fitting having the internal threads for insertion into a conduit to which the self-threading fitting is to be secured to thereby provide a guide which will insure axial alignment of the fitting with the conduit while insulating through wiring from the metal fitting.
    Type: Grant
    Filed: April 5, 1976
    Date of Patent: March 21, 1978
    Assignee: Crouse-Hinds Company
    Inventors: Richard C. Berry, Sherald G. Wilson