Patents by Inventor Monte E. Lloyd

Monte E. Lloyd 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).

  • Pressure control for earthquake sensitive shut-off valve
    Patent number: 4889150
    Abstract: A pressure control for a shut-off valve, preferably an earthquake sensitive shut-off valve, and a control for closing the valve in response to regulated pressure failure in the pressure supply of gas or the like thereto, and including a meter means or the like upstream, the control sensing pressures both upstream and downstream for its operation, for protecting downstream appliances and apparatus.
    Type: Grant
    Filed: May 31, 1988
    Date of Patent: December 26, 1989
    Assignee: Safe-T-Quake Corporation
    Inventors: Hershall E. Lloyd, Monte E. Lloyd