Patents by Inventor Robert F. Corliss

Robert F. Corliss 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).

  • Battery operated, fluid pressure responsive valve controller
    Patent number: 4003402
    Abstract: The invention concerns the provision, for use in a pressurized water supply system including a main valve body, of an easily installable flow controller which derives energy for its operation from a dry cell battery. The controller is adapted to be mounted on the valve body and is operable to cycle the movement of the main valve at predetermined time intervals.
    Type: Grant
    Filed: October 6, 1975
    Date of Patent: January 18, 1977
    Assignee: Tyme Valve Corporation
    Inventors: Robert F. Corliss, Frank Wilkinson