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:
Feb. 11, 2014
Filed:
Aug. 12, 2010
Applicants:
Peter Kritzer, Forst, DE;
Thomas Klenk, Dossenheim, DE;
Inventors:
Peter Kritzer, Forst, DE;
Thomas Klenk, Dossenheim, DE;
Assignee:
Carl Freudenberg, KG, Weinheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 10/42 (2006.01); H01M 10/34 (2006.01); H01M 10/52 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electrochemical energy storage device provides problem-free pressure compensation at a permanently high impermeability, includes a storage housing (), which encases a volume, in which cells are accommodated, wherein the storage housing () protects the volume from the surroundings, and includes a volume compensation device (), which compensates pressure differences between the interior of the storage housing () and the surroundings without a material replacement between the surroundings and the interior of the storage housing ().