Patents by Inventor Jacques Brouke

Jacques Brouke 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).

  • Out of gauge resistant railroad wheel
    Patent number: 5957519
    Abstract: A railroad wheel revolving around an XX' axle perpendicular to a median plane P, of the type that includes a rim with a rolling surface and a flange, a hub, a plate a connecting area of the plate with the rim, a connecting area of the plate with the hub and with the plate section constructed along a meridian line AB extending between a point A located at the junction of the plate and the connecting area of the plate with the rim and a point B located at the junction of the plate and the connecting area of the plate with the hub, and characterized by the fact that the two points A and B are located on either side of the median plane P and are symmetrical to one another in relation to the intersection point I of the meridian line AB and the plane P, with point I an inflection point for the curve AB.
    Type: Grant
    Filed: March 31, 1997
    Date of Patent: September 28, 1999
    Assignee: Valdunes
    Inventors: Jacques Brouke, Francois Demilly, Bernard Catot, Gervais Gaborit
  • Out of gauge resistant railroad wheel
    Patent number: 5913988
    Abstract: A railroad wheel revolving around an XX' axle perpendicular to a median plane P, of the type that includes a rim with a rolling surface and a flange, a hub, a plate a connecting area of the plate with the rim, a connecting area of the plate with the hub and with the plate section constructed along a meridian line AB extending between a point A located at the junction of the plate and the connecting area of the plate with the rim and a point B located at the junction of the plate and the connecting area of the plate with the hub, and characterized by the fact that the two points A and B are located on either side of the median plane P and are symmetrical to one another in relation to the intersection point I of the meridian line AB and the plane P, with point I an inflection point for the curve AB.
    Type: Grant
    Filed: January 21, 1998
    Date of Patent: June 22, 1999
    Assignee: Valdunes
    Inventors: Jacques Brouke, Francois Demilly, Bernard Catot, Gervais Gaborit