Patents by Inventor Friedrich W. Hahn

Friedrich W. Hahn 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).

  • Bead construction for tubeless tires
    Patent number: 4321957
    Abstract: A tire-bead structure for a tubeless tire, especially for trucks and other heavy vehicles, having a steep-shoulder felly on the wheel which can be inclined outwardly at an angle of about 15.degree. to the horizontal, comprises a bead core made up of a plurality of concentric turns of steel band or strip in nesting relationship and bent in an outwardly concave pattern so that at least an axially inward portion of each turn or strip lies at an angle to a radially outward portion thereof.
    Type: Grant
    Filed: October 2, 1980
    Date of Patent: March 30, 1982
    Assignee: Hahn GmbH & Co.
    Inventors: Friedrich W. Hahn, Dieter Meyer