Patents by Inventor Douglas B. Weatherly

Douglas B. Weatherly 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).

  • Anti-theft delivery module
    Patent number: 4299334
    Abstract: An anti-theft delivery module which may be installed in new or existing vending machines blocks access to the product vending modules and collects products improperly removed from those modules. The collected products are stored in a closed storage area at the start of each legitimate vending cycle.
    Type: Grant
    Filed: August 20, 1979
    Date of Patent: November 10, 1981
    Assignee: Polyvend Inc.
    Inventor: Douglas B. Weatherly
  • Pin-joint coupling for three or more interrelated components
    Patent number: 4054765
    Abstract: A plurality of coaxial pins are cooperatively arranged to provide a pin-joint coupling for three or more interrelated components and provide the capability of removal of one component without disturbing the adjustment and operation of the other components.
    Type: Grant
    Filed: November 24, 1975
    Date of Patent: October 18, 1977
    Assignee: Allis-Chalmers Corporation
    Inventors: Henry L. Peek, Douglas B. Weatherly