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. 01, 1998
Filed:
Apr. 02, 1996
Applicant:
Inventors:
Tristan Grivel, Bordeaux, FR;
Roelof Verhoog, Bordeaux, FR;
Assignee:
Saft, Romainville, FR;
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429176 ;
Abstract
The present invention relates to a sealed one-piece battery having an alkaline electrolyte and comprising a container made of at least two mutually-cooperating parts suitable for being bonded together by contact heat-fusion and made of a thermoplastic material comprising an alloy of at least two polymers, including not less than 50% of a first polymer selected from polyamide 6 and polyamide 6--6; and not more than 50% of a second polymer selected from polyethylene, polypropylene, and copolymers thereof; said material having permeability to hydrogen no greater than 400 cm.sup.3 /m.sup.2 0.24 h.