The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 14, 2021

Filed:

May. 15, 2018
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Jong Keon Yoon, Daejeon, KR;

Dae Soo Kim, Daejeon, KR;

Dong Kyu Kim, Daejeon, KR;

Assignee:

LG CHEM, LTD., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/02 (2006.01); H01M 2/36 (2006.01); H01M 50/636 (2021.01); F16K 15/18 (2006.01); F16K 31/50 (2006.01); H01M 50/10 (2021.01); H01M 50/60 (2021.01); H01M 50/691 (2021.01); F16K 15/00 (2006.01);
U.S. Cl.
CPC ...
H01M 50/636 (2021.01); F16K 15/18 (2013.01); F16K 31/50 (2013.01); H01M 50/10 (2021.01); H01M 50/60 (2021.01); H01M 50/691 (2021.01); F16K 15/00 (2013.01); H01M 2220/10 (2013.01);
Abstract

The secondary battery includes a body part provided in a pillar shape on an outer wall and including a passage, through which the electrolyte flows, therein, a pin switch extending in a longitudinal direction of the body part, wherein, when a pressure is applied to an end of the pin switch, the pin switch linearly moves toward the inside, and when the pressure is removed, the pin switch linearly moves toward the outside, a manipulation part to move in a direction that is parallel to the pin switch, a pressure apply part protruding from a central portion of the manipulation part to apply a pressure an end of the pin switch, and a switching part disposed on the other end of the pin switch to open and close the passage.


Find Patent Forward Citations

Loading…