Patents by Inventor Jochen Wendler

Jochen Wendler 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).

  • Variable transmission apparatus for bicycles
    Patent number: 5890979
    Abstract: A gear shift apparatus for bicycles of the kind conventionally known as a derailleur is provided with a selectively actuable master cylinder operatively connected to a slave cylinder. The slave cylinder is mounted in a four-bar-linkage connected to a drive chain guide sprocket such that forces acting transversely of the slave cylinder are substantially avoided.
    Type: Grant
    Filed: April 9, 1997
    Date of Patent: April 6, 1999
    Inventor: Jochen Wendler