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:
Oct. 20, 2020
Filed:
Feb. 09, 2016
Nec Corporation, Tokyo, JP;
Kazuhiko Inoue, Tokyo, JP;
Kenichi Shimura, Tokyo, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
Provided is a battery capable of surely interrupting current at the time of temperature rise so that excessive heat generation does not occur at the occurrence of an abnormality. The batteryincludes a battery elementincluding a positive electrode and a negative electrode, an inner packagewhich forms a first chamberfor enclosing the battery elementan outer packagewhich encloses the inner packagesuch that the outer packageforms a second chamberwhich surrounds the first chamberand a pair of terminalselectrically connected to the positive electrode and the negative electrode and led out to the outside of the outer packageOne terminalof the pair of terminalshas a first terminaland a second terminalarranged so as to be electrically connected in the second chamberA gas generating materialwhich generates gas at a predetermined temperature or higher or a predetermined voltage or higher is enclosed in the first chamberor the second chamber