Patent ID: 11901541
Assignee: LG ENERGY SOLUTION, LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC B  H  Y | IPC H

Claim 3:
4. The electrode shaping apparatus according to claim 2, wherein the hole punching member comprises:
an enlarged portion extending from the first end of the main body in the movement direction of the electrode sheet, a width of a punching surface being increased at the enlarged portion and configured to punch the electrode sheet;
a reduced portion extending from the enlarged portion, the width of the punching surface being decreased at the reduced portion along the major axis and configured to punch the electrode sheet; and
a pin punching portion extending from the reduced portion, the pin punching portion configured to punch a catching recess, in which the notching pilot pin is configured to be caught, in the electrode sheet.