Patents by Inventor Roy Delmar Dean

Roy Delmar Dean 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).

  • Variable pivot trailing edge flap
    Patent number: 4049219
    Abstract: A double segmented airplane flap with the main flap movable by a four-bar linkage and the aft flap programmed with a linkage pivotally mounted to wing support structure. The two flap segments are pivotally joined. Linkage programming the aft flap segment is located and sized so that the two flap segments remain in the same relative position as to each other throughout main flap translation, but the aft flap segment may be rotated in either direction at any position by an actuating device.
    Type: Grant
    Filed: March 30, 1976
    Date of Patent: September 20, 1977
    Assignee: The Boeing Company
    Inventors: Roy Delmar Dean, Richard Herschel Weiland
  • Variable pivot trailing edge flap
    Patent number: 3985319
    Abstract: A double segmented airplane flap with the main flap movable by a four-bar linkage and the aft flap programmed with a linkage pivotally mounted to wing support structure. The linkage programming the aft flap segment extends from the wing support structure to an actuating axis point to convert downward movement of the link into rearward movement of a control linkage to control relative movement of the aft segment of the flap.
    Type: Grant
    Filed: February 3, 1975
    Date of Patent: October 12, 1976
    Assignee: The Boeing Company
    Inventors: Roy Delmar Dean, Richard Herschel Weiland