Patents by Inventor Edward W. Presbie

Edward W. Presbie 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).

  • Hydraulic clearance measurement system
    Patent number: 4845991
    Abstract: Two pressurized fluid system orifices in series (48,50), one (50) having a variable effective flow area (A.sub.2 ) provide a proportionate measurement of a gap (x) between a nuclear reactor vessel (12) and a core support barrel (20) by means of the variation of pressure in the intermediate chamber (44) between them. A transducer (T) or a pressure gage (P) senses the proportionate pressure.
    Type: Grant
    Filed: December 22, 1986
    Date of Patent: July 11, 1989
    Assignee: Combustion Engineering, Inc.
    Inventor: Edward W. Presbie