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:
Nov. 24, 2020
Filed:
Sep. 26, 2016
Zf Friedrichshafen Ag, Friedrichshafen, DE;
Günter Reddehase, Brockum, DE;
Uwe Petersen, Espelkamp, DE;
Dirk Sokolihs, Porta Westfalica, DE;
Frank Hensel, Pr. Oldendorf, DE;
ZF FRIEDRICHSHAFEN AG, Friedrichshafen, DE;
Abstract
A radial ball joint () for a vehicle having a housing () for holding a joint ball () of a ball stud () so that the ball stud can rotate and pivot. An upper bearing shell (), made from a steel sheet, is arranged between an inside wall () of the housing () and the joint ball (). The upper bearing shell () is in contact with the joint ball () over a contact zone () to provide the joint ball () with a circumferential slide bearing between its equator () and its upper pole (). The upper bearing shell () is in the form of an annular, circumferentially closed drawn component and has in the contact zone () with the joint ball (). A number of lubrication grooves (), pass through a wall () of the upper bearing shell (), in an embossment manner.