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:
May. 21, 2002
Filed:
Feb. 21, 2001
Applicant:
Inventors:
Masato Onishi, Toyohashi, JP;
Hideo Asaka, Kosai, JP;
Katsuyuki Tomioka, Toyohashi, JP;
Noriyuki Fujioka, Kosai, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 2/7416 ;
U.S. Cl.
CPC ...
G01N 2/7416 ;
Abstract
In a method of inspecting batteries for short circuit failures, an electrode plate group composed of positive and negative electrode plates with intervening separators interposed therebetween is set on a pressing station , where it is compressed during short-circuiting inspection is performed, for simulating a state wherein separators are compressed by swelling electrode plates during charging and discharging of battery.