Brinks Gilson & Lione
Electrochemical cell and manufacturing method of electrochemical cell
A battery includes: an electrode body; and an external body which is formed by overlapping a first sheet and a second sheet, and in which the electrode body is accommodated. The external body includes an accommodation portion which is formed in the first sheet, and which accommodates the electrode body therein, and a circumferential edge portion in which the first sheet and the second sheet overlap each other around the accommodation portion. The inside of the accommodation portion is sealed in a state where the first sheet and the second sheet are welded to each other in the circumferential edge portion.
SEIKO INSTRUMENTS INC.
H H H H H H H H H H H H H Y Y
H01M H01M H01M H01M H01M H01M H01M H01M H01M H01M H01M H01M H01M Y02E Y02P
inventional inventional inventional inventional additional inventional inventional inventional inventional inventional inventional inventional inventional additional additional
Shunji Tsuneaki
Watanabe Tamachi