Patents by Inventor Dennis W. Gosselin

Dennis W. Gosselin 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).

  • Self-adjusting string extensiometer
    Patent number: 4057904
    Abstract: Apparatus for use in the measurement of changes in the spacing between objects includes a rotatable wire storage reel coupled, by means of replaceable gears, to the drive shaft of a potentiometer. The apparatus is mounted on a first object and a wire on the storage reel is extended and attached to a second object spaced a variable distance from the first object. Constant tension is applied to the wire storage reel by means of a spring extending between a spring supply reel and a spring take-up reel coupled to the wire storage reel.
    Type: Grant
    Filed: July 16, 1976
    Date of Patent: November 15, 1977
    Assignee: The United States of America as represented by the Secretary of the Department of Transportation
    Inventors: Joseph D. Vrabel, Dennis W. Gosselin