Patents by Inventor Rainer Hertle

Rainer Hertle 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: 8881524
    Abstract: The invention relates to a device for opening a passenger door (1) of an aircraft in case of emergency, which is fastened so it is manually pivotable on the fuselage (3) of the aircraft via a hinge and/or support arm configuration (2), an auxiliary-energy-operated emergency opening drive (4) being provided between the fuselage (3) and the passenger door (1), which automatically opens the passenger door (1) in accordance with an emergency control unit (5), the auxiliary energy for the emergency opening drive (4) being pyrotechnic energy, whose gas expanding inside an expansion chamber (6) after triggering by the emergency control unit (5) impinges the emergency opening drive (4) with pressure medium to open the passenger door (1), wherein said emergency opening drive (4) generates a rotational movement.
    Type: Grant
    Filed: March 2, 2009
    Date of Patent: November 11, 2014
    Assignee: Airbus Helicopters Deutschland GmbH
    Inventors: Stefan Andres, Hans Bartosch, Wolfgang Buchs, Manfred Held, Rainer Hertle
  • Publication number: 20110131986
    Abstract: The invention relates to a device for opening a passenger door (1) of an aircraft in case of emergency, which is fastened so it is manually pivotable on the fuselage (3) of the aircraft via a hinge and/or support arm configuration (2), an auxiliary-energy-operated emergency opening drive (4) being provided between the fuselage (3) and the passenger door (1), which automatically opens the passenger door (1) in accordance with an emergency control unit (5), the auxiliary energy for the emergency opening drive (4) being pyrotechnic energy, whose gas expanding inside an expansion chamber (6) after triggering by the emergency control unit (5) impinges the emergency opening drive (4) with pressure medium to open the passenger door (1), wherein said emergency opening drive (4) generates a rotational movement.
    Type: Application
    Filed: March 2, 2009
    Publication date: June 9, 2011
    Applicant: EUROCOPTER DEUTSCHLAND GMBH
    Inventors: Stefan Andres, Hans Bartosch, Wolfgang Buchs, Manfred Held, Rainer Hertle