Patents by Inventor Guy Ducarouge

Guy Ducarouge 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).

  • Valve assembly for damper between a lower chamber and a compensation chamber in the damper
    Patent number: 8317004
    Abstract: A valve assembly is provided. The valve assembly includes a valve sliding in a valve holder and a base. The valve holder is held by the base by a resilient holding mechanism, the valve holder is mobile with respect to the base between a compression position and an expansion position. The valve holder includes a seat and a body extending beneath the seat and extending into the base. The holding mechanism is fixed on the one hand to the body of the valve holder and includes at least one portion extending beneath the lower face of the base, the portion resting against the lower face when the valve holder is in the expansion position. A damper is also provided.
    Type: Grant
    Filed: September 30, 2009
    Date of Patent: November 27, 2012
    Assignee: Alstom Transport SA
    Inventors: Michel Martin, Guy Ducarouge, Françoise Schmutz
  • Valve Assembly for Damper between a Lower Chamber and a Compensation Chamber in the Damper
    Publication number: 20100078277
    Abstract: A valve assembly is provided. The valve assembly includes a valve sliding in a valve holder and a base. The valve holder is held by the base by a resilient holding mechanism, the valve holder is mobile with respect to the base between a compression position and an expansion position. The valve holder includes a seat and a body extending beneath the seat and extending into the base. The holding mechanism is fixed on the one hand to the body of the valve holder and includes at least one portion extending beneath the lower face of the base, the portion resting against the lower face when the valve holder is in the expansion position. A damper is also provided.
    Type: Application
    Filed: September 30, 2009
    Publication date: April 1, 2010
    Applicant: ALSTOM TRANSPORT SA
    Inventors: Michel MARTIN, Guy DUCAROUGE, Françoise Schmutz