Patent ID: 8088511
Filing Date: 2012-01-03
Classification: H01M,Y02E

Abstract:
1. A battery having an 18650 form-factor, wherein said battery does not include a positive temperature coefficient (PTC) current limiting element, and wherein said battery does not include a current interrupt device (CID), the battery comprising: a cell case having a cylindrical outer surface, a first end and a second end, wherein said first end is closed by a cell case bottom, and wherein said second end is comprised of a central open portion; an electrode assembly contained within said cell case, wherein a first electrode of said electrode assembly is electrically connected to said cell case; a terminal element mounted within said cell case and held within said cell case along a peripheral edge of said terminal element, said terminal element closing said central open portion of said second end of said cell case, wherein an inner surface of said terminal element is electrically connected to a second electrode of said electrode assembly, wherein a central region of an outer surface of said terminal element serves as a battery terminal for said battery, and wherein said outer surface of said terminal element is recessed relative to an outermost edge portion of said second end of said cell case; and a two-piece gasket assembly, said two-piece gasket assembly comprising: