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:
Sep. 24, 2002
Filed:
Jul. 12, 2001
Applicant:
Inventors:
Takao Omae, Kyoto, JP;
Hiroyuki Ishiguro, Kyoto, JP;
Assignee:
Japan Storage Battery Co., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/66 ; H01M 2/20 ; H01M 2/30 ;
U.S. Cl.
CPC ...
H01M 4/66 ; H01M 2/20 ; H01M 2/30 ;
Abstract
The use of the Pb—Sn alloy containing Ag and Se of the present invention as a connecting part for connecting internal components makes it possible to improve the resistance of straps, poles and cell connectors to general corrosion and grain boundary corrosion, inhibit the occurrence of the stress corrosion cracking and enhance the alloy strength, thus providing a lead acid battery having an excellent reliability.