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:
Jul. 01, 2008
Filed:
Feb. 22, 2006
Gerald Fenn, Pfersdorf, DE;
Daehun Gwon, Kyung-Nam, KR;
Jonghyuk Lee, Jyung-Nam, KR;
Taewon Kim, Kyung-Nam, KR;
Gerald Fenn, Pfersdorf, DE;
Daehun Gwon, Kyung-Nam, KR;
Jonghyuk Lee, Jyung-Nam, KR;
Taewon Kim, Kyung-Nam, KR;
ZF Friedrichshafen AG, Friedrichshafen, DE;
Abstract
A piston-cylinder unit includes a piston rod guided axially in a cylinder, a support disk fixed to the piston rod, a mounting element fixed to the support disk, and a protective sleeve which can be threaded over the mounting element. The protective sleeve has an end wall with an aperture profiled to receive the mounting element therethrough as the protective sleeve is fitted to the support disk, the protective sleeve being rotatable relative to the mounting element when fitted to the support disk, the mounting element having an axial support surface which can be positioned axially above the end wall to retain the protective sleeve.