Patents by Inventor Jean-Yves Bluteau

Jean-Yves Bluteau 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).

  • Automatic brakes for elevator car
    Patent number: 6202795
    Abstract: An automatic Braking system for an elevator car (10) is designed to stop it when it reaches or exceeds a speed limit of movement within an elevator shaft. A stop mechanism (40) is mounted on car (10), or a part thereof, so as to lock a stop pulley (41) which then moves relative to the car in a direction substantially parallel to the direction of the car (10) movement. A control mechanism (11) reacts to responsive to the stop pulley (41) movement to apply the brakes (12, 13).
    Type: Grant
    Filed: June 25, 1999
    Date of Patent: March 20, 2001
    Assignee: Thyssen Ascenseurs SAS
    Inventor: Jean-Yves Bluteau