Patent ID: 9281502
Filing Date: 2016-03-08
CPC Classification: H01M,Y02E,Y02P,Y10T

Claim Text:
1. An electrochemical accumulator, comprising: an electrochemical cell; and a sealed package incorporating the electrochemical cell; wherein the electrochemical cell comprises: an anode connected to a first current collector; a metal stud welded to the first current collector traversing the sealed package; a cathode connected to a second current collector; a metal stud welded to the second current collector traversing the sealed package; and an electrolyte, wherein the sealed package consists of a single polyaryletherketone (PAEK) sheet folded into two portions and directly attached to one another at their periphery, and each metal stud extends through the sealed package to the thickness of the PAEK sheet and does not protrude beyond a surface plane of the sealed package.