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.

Date of Patent:
Nov. 22, 2011

Filed:

Sep. 03, 2010
Applicants:

Ralf Joswig, Buchholz, DE;

Martin Wiegmann, Borstel, DE;

Inventors:

Ralf Joswig, Buchholz, DE;

Martin Wiegmann, Borstel, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

A degassing system for an accumulator includes a corso with a degassing opening, a pin that is arranged in the corso, at least one flap that is mounted such that it can rotate around the pin, a spring that is arranged to exert a torque on the at least one flap, and a seal that is arranged such that the at least one flap rests on the seal in a rest position and closes the degassing opening.


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