Patents by Inventor Joseph E. Gammie

Joseph E. Gammie 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).

  • Rotary electric switch
    Patent number: 3983354
    Abstract: A rotary switch comprising a housing, a cover, three stationary contacts, a rotor, an O-ring seal, and a combination sealing and driving member. The switch is mounted on the end of a door lock cylinder assembly of a vehicle and is connected with the vehicle anti-theft system so that insertion of a key into the lock cylinder and rotation of the key in one direction arms the alarm system through the switch while rotation in the opposite direction disarms the system. The switch is entirely self-contained and weatherproof.
    Type: Grant
    Filed: June 30, 1975
    Date of Patent: September 28, 1976
    Assignee: General Motors Corporation
    Inventors: Joseph E. Gammie, Bert R. Wanlass