Title:
ELECTRODE DRIVING ROLLER AND NOTCHING APPARATUS COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2023/033531
Kind Code:
A1
Abstract:
The present invention relates to an electrode driving roller for driving an electrode sheet coated with an electrode active material on a current collector. The electrode driving roller comprises: a cylindrical section; and a tapered section extending from one end of the cylindrical section, wherein the tapered section is shaped such that the outside diameter gradually decreases toward an end of the tapered section.
Inventors:
LEE YOUNGHAK (KR)
KIM JUN WAN (KR)
LEE HAK SIK (KR)
KIM JUN WAN (KR)
LEE HAK SIK (KR)
Application Number:
PCT/KR2022/013005
Publication Date:
March 09, 2023
Filing Date:
August 31, 2022
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M4/04; B26D7/18; B26F1/12; B65H23/26; B65H27/00; B65H35/00; H01M10/04; H01M50/531
Foreign References:
| JP2014123491A | 2014-07-03 | |||
| JP2008173590A | 2008-07-31 | |||
| KR20160076139A | 2016-06-30 | |||
| JP2004327177A | 2004-11-18 | |||
| KR20220093600A | 2022-07-05 | |||
| KR20210115349A | 2021-09-27 | |||
| KR20220109300A | 2022-08-04 |
Attorney, Agent or Firm:
KIM, Sung Ho (KR)
Download PDF: