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. 07, 1993
Filed:
Apr. 03, 1992
Applicant:
Inventors:
Hajime Konishi, Nara, JP;
Takashi Yokoyama, Osaka, JP;
Masato Harada, Osaka, JP;
Yoshinobu Morita, Osaka, JP;
Assignee:
Matsushita Electric Industrial Co. Ltd., Kadoma, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ; H01M / ; H01M / ;
U.S. Cl.
CPC ...
429 27 ; 429 86 ; 429148 ; 429157 ; 429159 ;
Abstract
This invention relates to a battery pack composed of a plurality of flat type gas depolarizable galvanic cells such as the zinc-air battery system and its packaging method for such battery pack. More specifically, projections of a certain value of height are formed on at least one of the outer surfaces of the positive and negative terminals of the flat type gas depolarizable galvanic cells and a hydrophobic membrane of a certain value of Gurley number is employed in each cell in the battery pack.