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. 22, 2005
Filed:
Jul. 22, 2004
Markus Fischer, Northville, MI (US);
Eric Holmes, Ann Arbor, MI (US);
Daniel Dearing, Northville, MI (US);
Markus Fischer, Northville, MI (US);
Eric Holmes, Ann Arbor, MI (US);
Daniel Dearing, Northville, MI (US);
ZF Lemförder Metallwaren AG, Lemförde, DE;
Abstract
A process for forming the ball and socket joint with bellows seal (), a bellows seal () and a ball and socket joint with bellows seal () is provided including a ball pivot pin () with a connection piece (). The sealing bellows is provided with an annular engagement surface () with a cavity (). The connection piece with a sealing face is connected to the ball pivot pin. Lubricant () is disposed in the cavity prior to assembly of the ball and socket joint. The annular engagement surface () is provided in contact with the sealing face upon assembly to cause an amount of lubricant () to be squeezed out of the cavity ().