Patents by Inventor Holger Fell

Holger Fell 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).

  • Quick release hub
    Patent number: 5339660
    Abstract: A quick release hub for bicycles has a fastener which is protected against theft. In the quick release hub a clamping element is axially displaceable by a pivotable eccentric bolt. The actuation of the eccentric bolt takes place with an insertable lever. A security device against theft is provided such that a lock locks or releases as desired the opening of the eccentric bolt for insertion of the lever.
    Type: Grant
    Filed: January 28, 1993
    Date of Patent: August 23, 1994
    Inventor: Holger Fell