Patents by Inventor Erwin Perkonigg

Erwin Perkonigg 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).

  • Clamp for fastening plate-form bodies to a flat support plate
    Patent number: 5274978
    Abstract: A clamp for fastening plate-form bodies, such as solar panels, onto a support plate comprises two U-shaped portions opening in opposite directions with a common shank portion of the two U-shaped portions. The body, such as the solar panel, has its edge received in one of the U-shaped portions, such as the upper U-shaped portion, while the opposite edge is received in a lower U-shaped portion of an adjacent row of clamps. Preferably, an elastic part having a U-shaped and profiled surfaces is placed between each of the U-shaped portions and edges of the bodies to prevent damage to the plate-shaped bodies.
    Type: Grant
    Filed: September 4, 1992
    Date of Patent: January 4, 1994
    Assignee: Siemens Solar GmbH
    Inventors: Erwin Perkonigg, Manfred Riermeier