Title:
APPARATUS FOR SEALING BATTERY CASE, AND SECONDARY BATTERY MANUFACTURED USING SAME
Document Type and Number:
WIPO Patent Application WO/2022/080834
Kind Code:
A1
Abstract:
An apparatus for sealing a battery case, according to an embodiment of the present invention for addressing the above issue, comprises a sealing tool for sealing the side of a pouch-type secondary battery, wherein the sealing tool includes: a body; and a sealing part which is formed on one side of the body and seals the side by directly pressing the side, wherein the sealing part includes: a weak sealing part which seals an inner side portion of the side, and is recessed inward; a pattern part which seals an outer side portion of the side, and in which ribs protruding outward and grooves recessed inward are uniformly and repeatedly formed in relation to each other.
More Like This:
| JPS57185119 | MANUFACTURE OF STRETCHED AND BLOWN CONTAINER |
Inventors:
KIM GEUN HEE (KR)
OH SE YOUNG (KR)
HA JEONG MIN (KR)
OH SE YOUNG (KR)
HA JEONG MIN (KR)
Application Number:
PCT/KR2021/014049
Publication Date:
April 21, 2022
Filing Date:
October 12, 2021
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
B29C65/00; B29C59/02; B29C65/02; H01M50/116; B29L31/00; B29L31/34
Foreign References:
| KR20140086907A | 2014-07-08 | |||
| KR20130080071A | 2013-07-12 | |||
| JP6407297B2 | 2018-10-17 | |||
| JP2006093120A | 2006-04-06 | |||
| JP2013157286A | 2013-08-15 | |||
| KR101296949B1 | 2013-08-14 |
Other References:
See also references of EP 4201651A4
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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