BATTERY CASE SHEET IN WHICH GAS POCKET PART IS FORMED IN TRAVELING DIRECTION, BATTERY CELL MANUFACTURED USING SAME, AND METHOD FOR MANUFACTURING BATTERY CELL

• Main Authors: KIM, Dae Hong, KIM, Hyun Beom, KIM, Gi Man
• Format: Patent
• Language: English; French; German
• Published: 03.04.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The present invention relates to a sheet for battery cases, wherein a gas pocket portion and an electrode assembly receiving portion are alternately formed in a first direction, which is a movement direction of the sheet for battery cases, a long side of the electrode assembly receiving portion is parallel to the first direction, a short side of the electrode assembly receiving portion is parallel to a second direction perpendicular to the first direction, and a portion to be sealed is formed along each of opposite long sides of the electrode assembly receiving portion parallel to the first direction, a battery cell manufactured using the same, and a method of manufacturing the battery cell.