Patents by Inventor Gerd Cornelius

Gerd Cornelius 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).

  • Aircraft cabin stairs
    Patent number: 5143324
    Abstract: Aircraft cabin stairs to connect the aircraft fuselage to a parking area surface gave a frame comprising at least two telescoping segments as well as steps located in the region of the frame. An end segment forms part of the frame by means of side stringers which are present at least in certain regions and which are connected in a telescoping manner to side stringers of a main segment. At least one step in the region of the main segment is mounted such that it is free to slide in the direction of the stairs' longitudinal axis.
    Type: Grant
    Filed: July 26, 1991
    Date of Patent: September 1, 1992
    Assignee: Deutsche Airbus GmbH
    Inventors: Gerd Cornelius, Stefan Kroll