Title:
SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2018/216902
Kind Code:
A1
Abstract:
The present invention provides a secondary battery including an insulating plate which enables easy gas discharge and is not broken at high temperature. For this purpose, disclosed is a secondary battery comprising: a case including a space therein through an opening; at least one electrode assembly inserted into the space of the case; an insulating plate formed at an upper part of the electrode assembly; and a cap plate which is coupled to the opening of the case and includes a vent, at least one region of which has a thinner thickness than other regions, wherein the insulating plate includes a plurality of gas discharge holes disposed at a region corresponding to the vent.
Inventors:
GUEN MIN HYUNG (KR)
Application Number:
PCT/KR2018/004164
Publication Date:
November 29, 2018
Filing Date:
April 10, 2018
Export Citation:
Assignee:
SAMSUNG SDI CO LTD (KR)
International Classes:
H01M50/367; H01M50/119; H01M50/176; H01M50/536; H01M50/586
Foreign References:
| KR20170055272A | 2017-05-19 | |||
| KR200425153Y1 | 2006-08-30 | |||
| KR20040099525A | 2004-12-02 | |||
| KR20120081198A | 2012-07-18 | |||
| KR20130034285A | 2013-04-05 |
Other References:
See also references of EP 3633763A4
Attorney, Agent or Firm:
SUNGAM SUH INTERNATIONAL PATENT & LAW FIRM (KR)
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