Patents by Inventor Ulrich A. Meierhofer

Ulrich A. Meierhofer 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).

  • Supporting wooden panel element for constructing ceilings or bridges and use of a screw for connecting boards to form a panel element
    Patent number: 6256949
    Abstract: In a wooden panel element (1) for ceiling structures or for bridge construction there is provided a plurality of boards (25) standing on edge perpendicular to the plane of the panel element (1) and running along the entire length thereof, which boards are joined together by screw fastenings. The individual boards (25) are joined together at least partly by screws (27) driven at an acute angle to the surface thereof, each of these screws (27) passing through two successive boards (25). Also provided close to the upper edge (30) and the lower edge (31) of the boards (25) are screws (28) driven at right angles to the surface (26) of the boards (25).
    Type: Grant
    Filed: October 12, 1999
    Date of Patent: July 10, 2001
    Assignee: SFS Industrie Holding AG
    Inventor: Ulrich A. Meierhofer