Patents by Inventor Jacques Driviere

Jacques Driviere 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).

  • Apparatus for monitoring the quality of the surface state of a part
    Patent number: 5209103
    Abstract: The apparatus comprises an air flow duct having an end portion fitted inside a nozzle whose front surface is trued so that it can be applied against the surface to be scanned and so that it can co-operate therewith to form a leak through which air flows as a function of the surface state of the part, and further comprises measuring means for measuring the flow rate of air passing through the leak. At its trued front surface, the nozzle delimits an annular air flow duct, and the portion of the nozzle inside the annular air flow duct includes a duct connected to the atmosphere.
    Type: Grant
    Filed: June 24, 1991
    Date of Patent: May 11, 1993
    Assignee: Societe d'Etudes et de Recherches de l'Ecole Nationale Superieure d'Arts et Metiers (SERAM)
    Inventors: Jacques Driviere, Jacques Bielle