Patent ID: 9680145
Date: 2017-06-13
CPC Classifications: H01M,Y02E,Y02P

Claim:
1. A prismatic secondary battery comprising: an electrode assembly including a positive electrode plate and a negative electrode plate; an outer body including an opening, and accommodating the electrode assembly; a sealing body including a through hole, and sealing the opening; an external conduction member including the through hole, and placed outside the sealing body; and a terminal member electrically connected to the positive electrode plate or the negative electrode plate, and passing through the through hole of the sealing body, wherein the terminal member includes a connecting portion, the connecting portion of the terminal member is inserted into the through hole of the external conduction member, and includes a tip caulked on the external conduction member, the external conduction member includes a convex portion for suppressing a rotation formed in a position facing the caulked connecting portion of the terminal member, and an upper end in a height direction of the convex portion is covered with the caulked portion.