The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 09, 2014
Filed:
Oct. 26, 2012
Zf Lenksysteme Gmbh, Schwaebisch Gmuend, DE;
Manfred Heintschel, Schwaebisch Gmuend, DE;
Ralf Urban, Geislingen, DE;
Sebastian Kubisch, Stuttgart, DE;
Achim Kraus, Lorh am Main, DE;
ZF Lenksysteme GmbH, Schwaebisch Gmuend, DE;
Abstract
A bearing bushing assembly for a telescopic steering shaft comprises an outer tube and an inner tube, wherein the bearing bushing assembly comprises a bearing bushing, which is seated against the inner tube and made of an inflexible plastic material, and a sealing element, which is molded onto the bearing bushing and made of an elastic plastic material so as to connect the inner tube to the outer tube in an axially movable and sealing manner, the bearing bushing being enclosed by an elastic bushing, which in turn is enclosed by an end section of the outer tube, the outer circumference of the elastic bushing comprising outwardly extending rib-shaped elements, the elastic bushing comprises at least one sealing lip extending in the axial direction.