Title:
ELECTRODE SHEET NOTCHING APPARATUS AND NOTCHING METHOD
Document Type and Number:
WIPO Patent Application WO/2023/003248
Kind Code:
A1
Abstract:
One embodiment of the present invention provides an electrode sheet notching apparatus comprising: a transfer unit including a first roller and a second roller, which transfer an electrode sheet; a jig unit including a jig for supporting the electrode sheet; and a processing unit including a laser for processing the electrode sheet, wherein the jig has a slit formed in the surface thereof facing the electrode sheet, and moves on a plane that is coplanar with one surface of the electrode sheet, so that the laser beam having processed the electrode sheet passes through the slit.
Inventors:
PARK DONG HYEUK (KR)
LEE HYUK SOO (KR)
KIM TAE SU (KR)
JO SUNGJUN (KR)
PARK JUNG HYUN (KR)
LEE HYUK SOO (KR)
KIM TAE SU (KR)
JO SUNGJUN (KR)
PARK JUNG HYUN (KR)
Application Number:
PCT/KR2022/010136
Publication Date:
January 26, 2023
Filing Date:
July 12, 2022
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
B23K26/36; B23K26/08; B23K26/40; B23K37/04; B23Q11/00; H01M4/04; B23K101/36
Foreign References:
| KR20180004582A | 2018-01-12 | |||
| JP2018067421A | 2018-04-26 | |||
| JP2018073659A | 2018-05-10 | |||
| KR101761973B1 | 2017-07-26 | |||
| EP3576204B1 | 2021-03-24 | |||
| KR20210096910A | 2021-08-06 | |||
| KR20210001077A | 2021-01-06 | |||
| KR102158708B1 | 2020-09-22 |
Attorney, Agent or Firm:
KIM, Sung Ho (KR)
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