Patents by Inventor Pierre Dagnac

Pierre Dagnac 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).

  • Device for heating up electronic boards
    Patent number: 5486681
    Abstract: A device for heating up electronic boards to be mounted between opposing board-guide walls having parallel guidance grooves therein and a back allowing for interconnections. The device comprises a heating element arranged in at least one of the board-guide walls on a side which is opposite to the guidance grooves, heat exchange fins associated with the heating element, and vents in the board-guide walls arranged between the guidance grooves. This arrangement allows for the circulation of heated air by the fins between the boards by natural or forced convection.
    Type: Grant
    Filed: June 24, 1994
    Date of Patent: January 23, 1996
    Assignee: Thomson-CSF
    Inventors: Pierre Dagnac, Michel Leviandier, Jean-Philippe Tigneres