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:
Dec. 26, 1978
Filed:
Jan. 24, 1978
Applicant:
Inventors:
Gerard Dalibard, Sevres, FR;
Kha M Pham, Epinay sur Seine, FR;
Assignee:
Compagnie Europeenne d'Accumulateurs, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429 81 ; 429163 ; 429177 ; 429181 ; 429 59 ;
Abstract
A maintenance-free lead storage battery comprises a container closed by a lid and containing an acid electrolyte together with a block of positive plates, negative plates and separators. The block of plates and separators is tightly packed in a case which is immersed in the electrolyte and which has openings in those of its walls which are in close contact with end ones of said plates.