Samsung Sdi Co., Inc.

Doyeon Kwon

Daeyon Moon

Sanghyuk Eo

A secondary battery is disclosed. In one aspect, the secondary battery includes a battery cell including an electrode and a cap cover placed over the battery cell and having an opening that exposes the electrode. The secondary battery also includes a connection member placed over the cap cover and electrically connected to the electrode. The secondary battery further includes a coupling structure that couples the battery cell and the cap cover. The coupling structure includes a protrusion extending away from the cap cover toward the battery cell, an adhesive pocket formed around the protrusion, and a concave portion formed in the battery cell so as to receive the protrusion.

Secondary battery

A secondary battery is disclosed. In one aspect, a secondary battery includes a battery cell including an electrode, a cap cover placed over the battery cell and having an opening that exposes the electrode and a connection member placed over the cap cover and electrically connected to the electrode. The secondary battery also includes a protrusion extending upwardly from the cap cover and contacting the connection member, wherein a gap is formed between the cap cover and the connection member.

A secondary battery is disclosed. In one aspect, the secondary battery includes a battery cell including an electrode, a cap cover placed over the battery cell and having an opening that exposes the electrode, and a connection member placed over the cap cover and electrically connected to the electrode. The battery also includes at least one guide accommodating the connection member, wherein the guide protrudes upwardly from the cap cover and extends in a length direction of the connection member.

Growing community of inventors

Yongin-si, South Korea

Doyeon Kwon