Patents by Inventor Markus Buhler

Markus Buhler 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).

  • Actuating mechanism for a vent door
    Patent number: 8991761
    Abstract: An actuating mechanism (1) for a vent door (2) in an aircraft door (3) comprising an electric motor (4) driving the vent door (2) in a closing position towards the aircraft door (3), a control unit (9), controlling said electric motor (4), and a flight lock actuator, driven by the electric motor (4). A return spring biases the vent door (2) to an open position.
    Type: Grant
    Filed: July 27, 2011
    Date of Patent: March 31, 2015
    Assignee: Aibus Helicopters Deutschland GmbH
    Inventors: Thomas Pritzen, Markus Buhler, Thomas Tendyra