Patents by Inventor Friedrich Duckeck

Friedrich Duckeck 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).

  • Shifting device for a manual gear transmission
    Patent number: 6435054
    Abstract: A selector device for a change-speed gearbox. The selector device includes a remote selector rod for selecting the gears, a flexible-actuating linkage for changing over between the gears, and a coupling linkage for accepting reaction forces which are provided between the change-speed gearbox and a manual selector lever and its bearing arrangement.
    Type: Grant
    Filed: September 19, 2000
    Date of Patent: August 20, 2002
    Assignee: DaimlerChrysler AG
    Inventors: Friedrich Duckeck, Günter Wörner
  • Shift device for a change speed transmission of a motor vehicle
    Patent number: 5927151
    Abstract: In a shift device for a gear-change transmission of a motor vehicle, to reduce force peaks of the manual shifting forces for the kinematic connection between a manual shift lever and a shift lever fixed in terms of rotation relative to a gear-shift shaft, the kinematic connection being used for engaging and disengaging the gears includes an additional mass increasing the mass moment of inertia of the gear-shift shaft and damping members lying in the force flux of the shifting force are provided.
    Type: Grant
    Filed: September 9, 1997
    Date of Patent: July 27, 1999
    Assignee: Daimler-Benz Aktiengesellschaft
    Inventors: Heinz Alber, Friedrich Duckeck, Guter Worner