Patents by Inventor Francois Brignon

Francois Brignon 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).

  • Patent number: 5224296
    Abstract: Door provided with a door frame, and at least one mobile panel having a top and a bottom. The mobile panel is capable of displacement between a closed position where the mobile panel is in place in the door frame and an open position where the mobile panel is moved aside with respect to the closed position, and the mobile panel passes from one to the other of these two positions by lateral displacement in a lateral direction from the closed plane to the opening plane and sliding in the opening plane.
    Type: Grant
    Filed: January 21, 1992
    Date of Patent: July 6, 1993
    Inventor: Francois Brignon
  • Patent number: 4406789
    Abstract: The invention relates to an apparatus and a plant for separating immiscible liquids.The apparatus includes a cylindrical tank (1) wherein there are provided a separation chamber (2), a heavy liquid phase collecting chamber (3) and a light liquid phase collecting chamber (4), said chambers being separated by a partition in the shape of a funnel (5) opening at its top in the collecting chamber (4) and by radial partitions (6 and 7) which separate the two collecting chambers, the tank (1) moreover containing a toroidal distributor (10) provided with holes (11) directed upwardly and located in the separation chamber (2) at the bottom of funnel (5), as well as a toroidal header (13) arranged at the bottom of said chamber and provided with a vertical riser (15) which opens into the upper portion of the heavy phase collecting chamber (3).
    Type: Grant
    Filed: April 15, 1981
    Date of Patent: September 27, 1983
    Assignee: Establissemens Andre Bardet S.A.
    Inventor: Francois Brignon