Patents by Inventor Albert B. Rapp

Albert B. Rapp 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).

  • Structural element for a building
    Patent number: 4811770
    Abstract: The structural element for a building comprises an insulating panel and a concrete rib plate. The concrete rib plate has a plurality of base members and rib members and is cast on the insulating panel used instead of a form. The rib members are fastened in corresponding recesses of the insulating panel. The concrete rib plate has a planar reinforcement in the form of at least one steel mat and the rib members have corresponding rib reinforcing elements. The insulating panel is provided with a plurality of spacing retainers in the recesses and in the base members on which the steel mat and the rib reinforcing elements rest and which position and orient the steel mat and the rib reinforcing elements.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: March 14, 1989
    Inventor: Albert B. Rapp