Title:
WELDING APPARATUS, WELDING METHOD USING SAME, AND ELECTRODE ASSEMBLY MANUFACTURED BY SAME WELDING METHOD
Document Type and Number:
WIPO Patent Application WO/2022/149916
Kind Code:
A1
Abstract:
The present invention relates to a welding apparatus for manufacturing an electrode assembly, a welding method using same, and an electrode assembly manufactured by the welding method, the welding apparatus comprising: an electrode assembly comprising a plurality of cathodes and a plurality of anodes stacked together with separators interposed therebetween; guides for reducing the tension of electrode tabs protruding from the electrode assembly; an anvil on which the electrode tabs are placed; and a horn for applying ultrasonic waves to the electrode tabs placed on the anvil.
Inventors:
SON GIL SANG (KR)
KIM DONG YEON (KR)
CHOI KYU HYUN (KR)
KONG JIN HAK (KR)
KIM DONG YEON (KR)
CHOI KYU HYUN (KR)
KONG JIN HAK (KR)
Application Number:
PCT/KR2022/000327
Publication Date:
July 14, 2022
Filing Date:
January 07, 2022
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
B23K20/10; H01M50/536; H01M50/54; B23K101/38
Foreign References:
| KR20190054617A | 2019-05-22 | |||
| JP2019006060A | 2019-01-17 | |||
| JP2005347158A | 2005-12-15 | |||
| JP2012104493A | 2012-05-31 | |||
| US20140061168A1 | 2014-03-06 | |||
| KR20210002822A | 2021-01-11 | |||
| KR20200105272A | 2020-09-07 | |||
| KR20180072065A | 2018-06-29 |
Other References:
See also references of EP 4108375A4
Attorney, Agent or Firm:
MYUNGRYUN IP & LAW FIRM (KR)
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