Patents by Inventor Dirk Kidzun

Dirk Kidzun 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: 6227715
    Abstract: A bearing assembly includes a rolling bearing, having an inner ring, an outer ring, rolling bodies arranged between the inner ring and the outer ring, and a clamping ring, for supporting a steering shaft and a further bearing, for supporting a steering shaft. The rolling bearing is further provided with a pre-tensioning element for axially loading the rolling bearing and the further bearing relative to one another, and a support element for axially supporting the steering shaft are further provided, with the outer ring circumscribing at least one of the pre-tensioning element and the support element at radial and axial distances to an inner surface area of the outer ring. A retention member holds the at least one of the pre-tensioning element and the support element in axial direction, to form an assembly unit, with the pre-tensioning element and the support element being integrated in the outer ring.
    Type: Grant
    Filed: December 8, 1999
    Date of Patent: May 8, 2001
    Assignee: Ina Wälzlager Schaeffler Ohg
    Inventors: Herbert Erhardt, Dirk Kidzun
  • Patent number: 5632562
    Abstract: A bearing assembly for supporting a shaft without play, in particular for use with a steering shaft in a steering column, includes a plurality of needle-like rollers that are circumscribed by a thin-walled, split bush for elastically loading the rollers in radial direction. Fitted about the bush is an elastic ring that applies a preload on the bush and has at least one peripheral surface formed with neighboring ridges of relatively greater radial dimension and relatively smaller radial dimension in alternating relationship.
    Type: Grant
    Filed: October 26, 1995
    Date of Patent: May 27, 1997
    Assignee: INA Walzlager Schaeffler KG
    Inventors: Dirk Kidzun, Herbert Rost, Herbert Zettner, Herbert Eberhardt