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:
Apr. 12, 2011
Filed:
Dec. 19, 2008
Hans-uwe Baumann, Stuttgart, DE;
Hans-Uwe Baumann, Stuttgart, DE;
Dr. ing. h.c. F. Porsche Aktiengesellschaft, Stuttgart, DE;
Abstract
A system for attaching a wheel to a motor vehicle, having a wheel hub which bears on a drive shaft stub of the motor vehicle and to which the wheel to be attached is attached by way of a central fastening element. On one section the central fastening element has an external thread, by way of which the bolt is screwed to an internal thread of a wheel hub stub of the wheel hub, a slotted cone interacting with the central fastening element in such a way that when attaching the central fastening element to the wheel hub the slotted cone can be pressed against the wheel. The slotted cone here being braced on an outer face of the wheel hub stub and entering into a frictional connection with the wheel hub stub.