Patents by Inventor Richard Gerstner

Richard Gerstner 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).

  • Electronic instrument unit for use on a bicycle having a signal receiver on both sides of the unit
    Patent number: 4820979
    Abstract: The invention relates to an electronic instrument for use on a bicycle and intended to indicate to the bicycle operator measuring values like actual speed or actual distance covered by the bicycle. The electronic instrument is provided with two signal receiving components on both sides of the middle plane so that the instrument can be mounted on both sides of the respective wheel of the bicycle.
    Type: Grant
    Filed: November 13, 1987
    Date of Patent: April 11, 1989
    Assignee: Sachs-Huret S.A.
    Inventors: Hans J. Schwerdhofer, Johannes Jager, Richard Gerstner, Gunter Look
  • Method of manufacturing a bicycle hub sleeve
    Patent number: 4800634
    Abstract: A hub sleeve for a bicycle hub is manufactured by cold-swaging or forging. The hub sleeve is integrally provided with ball bearing faces and with internal torque transmission teeth. The torque transmission teeth are obtained by radial dislocation of the wall material of the hub sleeve.
    Type: Grant
    Filed: June 2, 1987
    Date of Patent: January 31, 1989
    Assignee: Fichtel & Sachs AG
    Inventors: Richard Gerstner, Gunter Look, Werner Seybold, Werner Steuer
  • Hub sleeve for a bicycle hub
    Patent number: 4707034
    Abstract: A hub sleeve for a bicycle hub is manufactured by cold-swaging or forging. The hub sleeve is integrally provided with ball bearing faces and with internal torque transmission teeth. The torque transmission teeth are obtained by radial dislocation of the wall material of the hub sleeve.
    Type: Grant
    Filed: November 25, 1985
    Date of Patent: November 17, 1987
    Assignee: Fichtel & Sachs AG
    Inventors: Richard Gerstner, Gunter Look, Werner Seybold, Werner Stener