Samsung Sdi Co., Inc.

Andrey Matyushenko

Kum-Yul Hwang

Hyunjeong Kim

Chihoon Song

A secondary battery and a method of manufacturing the secondary battery are disclosed. The secondary battery includes an electrode assembly including a positive electrode plate, a negative electrode plate, and a separator, wherein the positive electrode plate and the negative electrode plate are stacked with the separator disposed between, wherein the positive electrode plate includes a plurality of positive electrode non-coating portions including a plurality of first positive electrode bent portions at a first side of the electrode assembly, wherein the negative electrode plate includes a plurality of negative electrode non-coating portions including a plurality of first negative electrode bent portions at a second side of the electrode assembly; a positive electrode tab electrically connected to the positive electrode non-coating portion; and a negative electrode tab electrically connected to the negative electrode non-coating portion.

Secondary battery and method of manufacturing secondary battery

A secondary battery includes at least one positive electrode plate folded on the basis of a first fold line, and at least one negative electrode plate folded on the basis of a second fold line and stacked to face the at least one positive electrode plate with the second fold line coinciding with the first fold line.

Secondary battery and method for manufacturing electrode assembly thereof

A battery pack frame for accommodating a plurality of secondary cells arranged in parallel with each other, each secondary cell extending axially in a first direction, the battery pack frame including an upper frame for coupling with an upper portion of each of the plurality of secondary cells so as to accommodate the plurality of secondary cells; a lower frame facing the upper frame, the lower frame being for coupling with a lower portion of each of the plurality of secondary cells, the upper and lower frames being spaced from each other in the first direction; and a plurality of elastic members disposed in parallel with each other and extending in the first direction.

Growing community of inventors

Yongin-si, South Korea

Andrey Matyushenko