Patents by Inventor John Griffith Gamble

John Griffith Gamble 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 motor
    Patent number: 4029980
    Abstract: A clock with a rotary drive motor having a pair of axially aligned stator subassemblies with identical molded frame parts with interfitting end portions rotatably supporting a permanent magnet rotor and take-off gears. A separate axially extending U-shaped pole piece is mounted on each frame part to provide four stator poles equiangularly spaced about the axis of the rotor, and each frame part forms a coil bobbin for winding a stator coil for the respective pole piece.
    Type: Grant
    Filed: February 4, 1975
    Date of Patent: June 14, 1977
    Assignee: Veeder Industries, Inc.
    Inventor: John Griffith Gamble