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. 11, 2014
Filed:
Jul. 30, 2012
Applicants:
Volker Gedenk, Hemmingen, DE;
Bernd Hesse, Laatzen, DE;
Inventors:
Volker Gedenk, Hemmingen, DE;
Bernd Hesse, Laatzen, DE;
Assignee:
ContiTech Luftfedersysteme GmbH, Hannover, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16F 9/05 (2006.01); F16F 9/04 (2006.01);
U.S. Cl.
CPC ...
F16F 9/0409 (2013.01); F16F 9/0454 (2013.01);
Abstract
The invention is directed to a pneumatic spring device () of a rail vehicle (). The device includes a pneumatic spring bellows (), which is provided on both ends with a bead ring (), wherein the bead ring () has a core made of two core rings () positioned separately in the bead ring and the reinforcement elements () are guided in an S shape between the core rings and loop around the latter.