RECHARGEABLE BATTERY HAVING SHORT-CIRCUIT MEMBER

摘要

A rechargeable battery including an electrode assembly including a first electrode and a second electrode; a case in which the electrode assembly is accommodated, the case including an opening; a first terminal electrically coupled to the first electrode; a second terminal electrically coupled to the second electrode; a cap plate coupled to the opening, the cap plate including a short-circuit hole and being electrically coupled to the first electrode; a short-circuit member in the short-circuit hole, the short-circuit member electrically coupling the cap plate and the second terminal when deformed; and an upper cover including a first barrier wall covering the short-circuit hole, the first barrier wall protruding toward the short-circuit member, the first barrier wall including a first exhaust hole, and a top surface of the upper cover including an external hole connected to the first exhaust hole.

主权项

1. A rechargeable battery, comprising:
an electrode assembly including a first electrode and a second electrode; a case in which the electrode assembly is accommodated, the case including an opening; a first terminal electrically coupled to the first electrode; a second terminal electrically coupled to the second electrode; a cap plate coupled to the opening, the cap plate including a short-circuit hole and being electrically coupled to the first electrode; a short-circuit member in the short-circuit hole, the short-circuit member electrically coupling the cap plate and the second terminal when deformed; and an upper cover including a first barrier wall covering the short-circuit hole, the first barrier wall protruding toward the short-circuit member, the first barrier wall including a first exhaust hole, and a top surface of the upper cover including an external hole connected to the first exhaust hole.