Patents by Inventor Ludovic Devulder

Ludovic Devulder 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).

  • Fuel tank comprising a ventilation system equipped with a liquid/vapor separator
    Patent number: 8826930
    Abstract: Ventilation system for a fuel tank comprising a pump, an active liquid/vapor separator (LVS) that can be drained using the pump, in which a roll-over valve (ROV) that is normally open brings, by default, the internal volume of the LVS into communication with the pump and only blocks this communication when the level of fuel in the valve reaches a certain height or when the tank is tilted beyond a certain angle, or even overturned.
    Type: Grant
    Filed: October 22, 2009
    Date of Patent: September 9, 2014
    Assignee: Inergy Automotive Systems Research (Societe Anonyme)
    Inventors: Ludovic Devulder, Ralph Pohlmann, Alex Blieux, Fabrice Laborde, Philippe Lucien Valmy Georis
  • Fuel tank comprising a ventilation system equipped with a liquid/vapor separator
    Publication number: 20110220226
    Abstract: Ventilation system for a fuel tank comprising a pump, an active liquid/vapor separator (LVS) that can be drained using the pump, in which a roll-over valve (ROV) that is normally open brings, by default, the internal volume of the LVS into communication with the pump and only blocks this communication when the level of fuel in the valve reaches a certain height or when the tank is tilted beyond a certain angle, or even overturned.
    Type: Application
    Filed: October 22, 2009
    Publication date: September 15, 2011
    Applicant: INERGY AUTOMOTIVE SYSTEMS RESEARCH (Societe Anonyme)
    Inventors: Ludovic Devulder, Ralph Pohlmann, Alex Blieux, Fabrice Laborde, Philippe Lucien Valmy Georis