Patents by Inventor Jean-Christophe Loiseau

Jean-Christophe Loiseau 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).

  • Patent number: 8978563
    Abstract: A powered bogie for a railway vehicle, including one or more motors mounted on the bogie chassis, the front and rear reducing gears being arranged between, on the one hand, a longitudinal plane midway between the two front wheels and midway between the two rear wheels and, on the other hand, a longitudinal plane passing through the front wheel and the rear wheel situated on the same, first transverse side of the bogie is provided.
    Type: Grant
    Filed: March 14, 2008
    Date of Patent: March 17, 2015
    Assignee: ALSTOM Transport SA
    Inventors: Alain Rodet, Jean-Christophe Loiseau, Christophe Eche
  • Publication number: 20070186803
    Abstract: An axle for a rail vehicle including a central shaft, two wheels which are connected in terms of rotation by the shaft and two bearings, each wheel being mounted so as to rotate relative to a bearing about the axis Y of the wheels. The axle further includes at least one cross-piece for reinforcement of the axle in terms of flexion, this cross-piece rigidly connecting the two bearings.
    Type: Application
    Filed: January 30, 2007
    Publication date: August 16, 2007
    Applicant: ALSTOM TRANSPORT SA
    Inventors: Alain Rodet, Jean-Christophe Loiseau, Christophe Eche
  • Patent number: 6601520
    Abstract: A motor bogie for a rail vehicle having an integral low-slung floor, the motor bogie having a frame resting on four wheels via a primary suspension, the frame supporting at least one motor disposed on one side of the frame and connected to at least one wheel via transmission, wherein each wheel has an individual wheel shaft supported by an axle box, and wherein the transmission comprise a gear unit coupled directly to the shaft of the wheel and a telescopic transmission of the type having a double universal joint and disposed between the gear unit and the motor, the gear unit being placed outside the wheel, and having a casing incorporating the axle box of the shaft of the wheel, the casing of the gear unit serving as a support element for supporting a primary suspension member on which the frame bears.
    Type: Grant
    Filed: June 20, 2002
    Date of Patent: August 5, 2003
    Assignee: Alstom
    Inventors: Christophe Eche, Jean-Christophe Loiseau, Alain Rodet
  • Publication number: 20020195018
    Abstract: A motor bogie for a rail vehicle having an integral low-slung floor, the motor bogie having a frame resting on four wheels via a primary suspension, said frame supporting at least one motor disposed on one side of the frame and connected to at least one wheel via transmission means, wherein each wheel has an individual wheel shaft supported by an axle box, and wherein said transmission means comprise a gear unit coupled directly to the shaft of said wheel and a telescopic transmission of the type having a double universal joint and disposed between the gear unit and the motor, said gear unit being placed outside the wheel, and having a casing incorporating the axle box of the shaft of the wheel, said casing of the gear unit serving as a support element for supporting a primary suspension member on which the frame bears.
    Type: Application
    Filed: June 20, 2002
    Publication date: December 26, 2002
    Applicant: ALSTOM
    Inventors: Christophe Eche, Jean-Christophe Loiseau, Alain Rodet