Patents by Inventor Detlev Stache

Detlev Stache 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).

  • Device for controlling the direction of movement and thrust force of a watercraft
    Patent number: 4519335
    Abstract: A watercraft includes two steerable propellers driven by motors, the angular positions of and the thrusts produced by the steerable propellers being controlled by a control system. The control system includes an input device having a frame, a head and a handwheel supported on the frame for independent pivotal movement about a common first axis, and a lever supported on the head for pivotal movement about a second axis normal to the first axis. The head, handwheel and lever are each operatively coupled to a respective input element by a respective gear arrangement. A microcomputer responsive to the input elements is connected through several control devices to the motor and the steerable propellers for effecting the requisite control thereof.
    Type: Grant
    Filed: June 10, 1983
    Date of Patent: May 28, 1985
    Assignee: Schottel-Werft Josef Becker GmbH & Co KG.
    Inventors: Franz Krautkremer, Siegfried Lais, Reinhold Knecht, Detlev Stache