Patents by Inventor Michel Bourgeon

Michel Bourgeon 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).

  • Liquid tank and process for operating it
    Patent number: 4688587
    Abstract: The liquid tank comprises a container (1) containing a level gauge (3), an element (9) indicating the position of the gauge (3) and located outside the container (1), and a filling duct (2) for the container (1) fitted with an electro-magnetic sluice gate (10), a container (1) with a float (3) which modifies the resistance (9) as a function of its level. The value of the resistance (9) is monitored as a function of the time starting from the start of the filling operation so as to detect any fault inside the container (1).
    Type: Grant
    Filed: November 8, 1983
    Date of Patent: August 25, 1987
    Assignee: Compagnie Francaise d'Exploitation de Marques-Cofrem
    Inventor: Michel Bourgeon