Patent ID: 9705152
Date: 2017-07-11
CPC Classifications: H01M,Y02E,Y02P

Claim:
1. A pouch cell, comprising: a battery unit; and a structure mounted on the battery unit, the structure configured to limit an expansion of the battery unit and accommodate an electrolyte, wherein the structure includes: a space part having a space formed therein; and a through hole formed in the space part and configured to allow a lead wire to penetrate the through hole and extend from the battery unit to outside of the pouch cell, wherein the space part includes opposing lower and upper surfaces, wherein the through hole penetrates the upper and lower surfaces of the space part and has upper and lower opposing sides, the upper side of the through hole penetrating the upper surface of the space part and the lower side of the through hole penetrating the lower surface of the space part, and wherein a width of the lower side of the through hole is substantially equal to a width of the upper side of the through hole.