Patents by Inventor Bruno Lempegnat

Bruno Lempegnat 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).

  • High speed train power unit
    Patent number: 10933892
    Abstract: A high speed train power unit comprising: carbody that comprises: a roof; a floor; a driver's cab at a front end of the carbody; and a technical compartment that comprises: a low voltage zone that comprises an air conditioning unit designed to condition the driver's cab, wherein the air conditioning unit is on the roof, a traction zone that comprises a rheostatic brake on the roof, and a technical zone, wherein the low voltage zone, the traction zone, and the technical zone of the technical compartment are respectively located next to each other along a longitudinal axis of the power unit; at least two bogies mounted under the floor of the carbody; and a main transformer located under the carbody between the bogies.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: March 2, 2021
    Assignee: ALSTOM Transport Technologies
    Inventors: Pierre Debost, Laurent Bera, Bruno Lempegnat, Pierre Chanal
  • High Speed Train Power Unit
    Publication number: 20180251138
    Abstract: A high speed train power unit comprising: carbody that comprises: a roof; a floor; a driver's cab at a front end of the carbody; and a technical compartment that comprises: a low voltage zone that comprises an air conditioning unit designed to condition the driver's cab, wherein the air conditioning unit is on the roof, a traction zone that comprises a rheostatic brake on the roof, and a technical zone, wherein the low voltage zone, the traction zone, and the technical zone of the technical compartment are respectively located next to each other along a longitudinal axis of the power unit; at least two bogies mounted under the floor of the carbody; and a main transformer located under the carbody between the bogies.
    Type: Application
    Filed: February 28, 2018
    Publication date: September 6, 2018
    Inventors: Pierre Debost, Laurent Bera, Bruno Lempegnat, Pierre Chanal