Samsung sdi co.,ltd. (20250128446). NOTCHING APPARATUS FOR SECONDARY BATTERY
NOTCHING APPARATUS FOR SECONDARY BATTERY
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NOTCHING APPARATUS FOR SECONDARY BATTERY
This abstract first appeared for US patent application 20250128446 titled 'NOTCHING APPARATUS FOR SECONDARY BATTERY
Original Abstract Submitted
a notching apparatus for a secondary battery includes a lower body configured to support an electrode plate which includes a first area coated with an active material and a second area not coated with the active material, the electrode plate to be transferred in a first direction, an upper body configured to vertically move above the lower body, a die on the lower body and arranged to face the second area, a punch hole passing through the die and including a first punch hole, a second punch hole, and a third punch hole sequentially arranged in the first direction, and a punch on the upper body, insertable into the punch hole as the upper body moves downward, and configured to cut the second area.