Patents by Inventor Etienne Varin

Etienne Varin 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).

  • Air-conditioning device for a railway vehicle having at least two carriages
    Patent number: 9776645
    Abstract: An air-conditioning device has a duct that emits a flow of conditioned air and at least one circulation circuit intended for fitting out a carriage. The circulation circuit includes an air inlet through which passes an incoming airflow from the duct; at least one conduit for distributing air towards a compartment room, extending between an upstream end and a downstream end, both intended to be laid out in the carriage; a conduit for transferring conditioned air towards another adjacent air circulation circuit, which fits out a carriage adjacent to the first; and means for distributing conditioned air from the air inlet, and distributing the incoming airflow among the distribution and transfer conduits.
    Type: Grant
    Filed: March 19, 2015
    Date of Patent: October 3, 2017
    Assignee: ALSTOM TRANSPORT TECHNOLOGIES
    Inventors: Huu-Thi Do, Etienne Varin
  • AIR-CONDITIONING DEVICE FOR A RAILWAY VEHICLE HAVING AT LEAST TWO CARRIAGES
    Publication number: 20150266492
    Abstract: An air-conditioning device has a duct that emits a flow of conditioned air and at least one circulation circuit intended for fitting out a carriage. The circulation circuit includes an air inlet through which passes an incoming airflow from the duct; at least one conduit for distributing air towards a compartment room, extending between an upstream end and a downstream end, both intended to be laid out in the carriage; a conduit for transferring conditioned air towards another adjacent air circulation circuit, which fits out a carriage adjacent to the first; and means for distributing conditioned air from the air inlet, and distributing the incoming airflow among the distribution and transfer conduits.
    Type: Application
    Filed: March 19, 2015
    Publication date: September 24, 2015
    Inventors: Huu-Thi Do, Etienne Varin