Patents by Inventor Walton L. White

Walton L. White 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).

  • Film media take-up spindle with automatic engagement pawl
    Patent number: 4531685
    Abstract: An automatic take-up spindle for phototypesetter magazines, wherein the spindle body is a tube with a coextensive slot through its outside wall to receive a leader portion of film media entering therein and restricted in length by a diametrically opposite inside wall, and an anchor pawl operable in the slot between an extended position to pass the film media into and out of the spindle body and alternately actuated by the film media wrapped thereon and unwrapped therefrom to releasably grip the film media to the spindle body.
    Type: Grant
    Filed: March 11, 1983
    Date of Patent: July 30, 1985
    Assignee: Auto Logic, Inc.
    Inventor: Walton L. White