Patents by Inventor Franz J. Mencher

Franz J. Mencher 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).

  • Jack
    Patent number: 5184806
    Abstract: A jack (1) has a flat base (2) attached to a support (3) at the top by a lever-operated mechanism. The mechanism is activated by a threaded shaft (5) and nut (6). The nut has a coaxial gudgeon (10 & 11) on each side. The gudgeons extend across the axis (22) of an interior-threaded section. The nut consists of two halves (13 & 14). The halves fit together at a flat interface (15). The interface parallels both the axis (21) of the gudgeons and the axis (22) of the threaded section (23).
    Type: Grant
    Filed: March 27, 1992
    Date of Patent: February 9, 1993
    Assignee: August Bilstein GmbH & Co. KG
    Inventors: Willie Erschens, Franz J. Mencher, Peter Brosius, Klaus Grave, Bernhard Zender, Peter Schardt, Gerd Hessek, Ferdinand Alten