Patents by Inventor Jurgen Wilhelmi

Jurgen Wilhelmi 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).

  • Patent number: 5598680
    Abstract: The present invention relates to a joining element, made of thin sheet metal, for joining a wooden component such as a beam or a post to a second component made of wood or another material, in particular for a concealed beam attachment or a post foot. The joining element has a planar attachment web provided with through holes which is to be inserted into a slot in the wooden on the end surface of the wooden component to be attached. The joining element is fastened with fasteners such as dowels which, in the assembled state, extend through the through holes. At least two fastening flanges are provided on the joining element, each with through holes, and are generally bent 90 degrees from the plane of the attachment web and configured integrally with the attachment web.
    Type: Grant
    Filed: December 13, 1994
    Date of Patent: February 4, 1997
    Inventor: Jurgen Wilhelmi
  • Patent number: 5062733
    Abstract: The invention concerns a joining element made of metal, to connect the end face of a first beam to a second beam running crosswise to this first beam, or to another structural component, wherein the first beam's end section, which is to be connected to the second beam, is provided with an essentially centered vertical slot running in the longitudinal direction of the first beam from its end face that is to be connected, and with several drill holes in each of which a rod-shaped fastening means extending essentially across the width of the first beam, such as a dowel pin or the like, is disposed or is to be disposed, with at least one connecting flange protruding from the connecting surface of the second beam in the longitudinal of the first beam and to be attached to the second beam with a holding flange, the dimensions of which connecting flange essentially match the corresponding dimensions of the slot, and which connecting flange is provided with receiving openings each of which is able to accept one rod-s
    Type: Grant
    Filed: May 3, 1990
    Date of Patent: November 5, 1991
    Assignee: Bulldog Beratungs-und Vertriebs-GmbH
    Inventors: Yanbo Cholid, Trygve Theordorsen, Jurgen Wilhelmi
  • Patent number: 4078673
    Abstract: Anti-slip device for the transportation or storage of parcels packed on wood or consisting of wood, such as cases or beams or the like, which are surrounded by at least one strap, comprising a rectangular metal securing plate provided in the longitudinal marginal area of its top and bottom with fastening teeth projecting substantially vertically from the plane of the plate. The narrow transverse marginal areas of the plate are without teeth and are of a width at least equal to the width of the strap. The plate is fastened to an end section of a strap-like holder of flexible material by means of a covering plastic film. The holder has a length substantially greater than that of the plate for the formation of a handle.
    Type: Grant
    Filed: March 3, 1977
    Date of Patent: March 14, 1978
    Assignee: Bulldog Beratungs-und Vertriebsgellschaft m.b.H.
    Inventor: Jurgen Wilhelmi