Patents by Inventor Christophe Promper

Christophe Promper 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).

  • Control valve, in particular plug valve with sealing system
    Patent number: 7111821
    Abstract: The present invention relates to a plug valve comprising a valve body and a shutter that can be actuated, in the form of a segment of a sphere provided with a mobile shaft in rotation and/or translation, said valve also comprising a double-barrier sealing system at the level of said shaft, said valve being characterised in that the joints of said double-barrier sealing system are maintained in place relative to the shaft by a single lid.
    Type: Grant
    Filed: December 18, 2003
    Date of Patent: September 26, 2006
    Assignee: Techspace Aero S.A.
    Inventor: Christophe Promper
  • Precision flow-control device using multiple shutters
    Patent number: 7083159
    Abstract: This invention relates to a shutter device for the precision control of a flow, comprising at least one organ for shutting a section for the passage of a flow, the motion of which is proportional to that of an actuator controlling it, wherein said device comprises at least two shutter organs controlled by the actuator by means of a transmission allowing to obtain slightly different proportionality coefficients for the motion of said organs.
    Type: Grant
    Filed: December 19, 2003
    Date of Patent: August 1, 2006
    Assignee: Techspace Aero S.A.
    Inventors: Christophe Promper, Thomas Badinand
  • Control valve, in particular plug valve with sealing system
    Publication number: 20040129912
    Abstract: The present invention relates to a plug valve comprising a valve body and a shutter that can be actuated, in the form of a segment of a sphere provided with a mobile shaft in rotation and/or translation, said valve also comprising a double-barrier sealing system at the level of said shaft, said valve being characterised in that the joints of said double-barrier sealing system are maintained in place relative to the shaft by a single lid.
    Type: Application
    Filed: December 18, 2003
    Publication date: July 8, 2004
    Inventor: Christophe Promper