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:
Mar. 01, 2011
Filed:
Oct. 17, 2002
Applicants:
Peter Streuer, Hannover, DE;
Christian Rosenkranz, Wunstorf, DE;
Gerolf Richter, Hildesheim, DE;
Inventors:
Assignee:
VB Autobatterie GmbH & Co. KGaA, Hannover, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electrical rechargeable battery having positive and negative electrodes arranged in a housing with separators between them, and having an electrolyte, at least one end pole is surrounded by a contact protection device in the form of a wall which surrounds the end pole, can rotate freely and is composed of insulating material. Electrical contact can be made only from above through a slot in the contact protection device, which surrounds the end pole. The end pole is protected against direct contact from above by means of an electrically insulating pole cap, which is screwed to the end pole.