Patents by Inventor Horst Renner

Horst Renner 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).

  • Patent number: 5435650
    Abstract: A guide sleeve for a rod or shaft movable parallel to the longitudinal axis in relative manner, comprising an outer ring and a guide ring of plastic inserted therein, wherein the outer ring and the guide ring are firmly attached to each other. The outer ring and the guide ring contact each other over a continuous contact surface, the outer ring being provided with grooves which are radially open towards the inside and have a cross-sectional constriction in the region of their mouth and the guide ring being provided with radially outward protruding projections which are received in the grooves.
    Type: Grant
    Filed: February 2, 1994
    Date of Patent: July 25, 1995
    Assignee: Firma Carl Freudenberg
    Inventors: Jurgen Emig, Horst Renner