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:
Jun. 23, 2026
Filed:
Nov. 09, 2021
Contitech Ag, Hannover, DE;
Ziga Janhar, Smlednik, SI;
Peter Heberle, Kranj, SI;
Matej Kosir, Trzic, SI;
Brane Stojko, Sencur, SI;
Francesc Bosch-Masgrau, Wunstorf, DE;
Carsten Hansen, Peine, DE;
Simon Oman, Ljubljana, SI;
ContiTech AG, Hannover, DE;
Abstract
An air spring with an air spring rolling bellows made of elastomer material with reinforcing layers embedded within the rolling bellows wall, the air spring being clamped in between a sprung and an unsprung mass, and the air spring rolling bellows, at least at one of its two open ends, having a bead ring or a reinforced end region and being fastened in an airtight manner to an air spring cover connected to the sprung mass, the rolling bellows being fastened in an airtight manner by way of its other open end to a connection part connected to the unsprung mass, and the cover, connection part and rolling bellows delimiting a working space filled with compressed air, wherein at least the airtight connection between the air spring rolling bellows and the air spring cover is effected by means of a connecting element which is fastened to the bead ring or to the reinforced end region in a materially bonded and/or positively locking manner.