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:
Feb. 28, 2023

Filed:

Jan. 15, 2020
Applicant:

Lg Energy Solution, Ltd., Seoul, KR;

Inventors:

Sang Jin Woo, Daejeon, KR;

Sin Young Park, Daejeon, KR;

Tae Won Kang, Daejeon, KR;

Ji Soo Park, Daejeon, KR;

Dong Hyeuk Park, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/04 (2006.01); B21D 28/02 (2006.01); F26B 3/30 (2006.01);
U.S. Cl.
CPC ...
H01M 4/0471 (2013.01); B21D 28/02 (2013.01); F26B 3/30 (2013.01);
Abstract

Discussed is a notching apparatus and method for a secondary battery. The notching apparatus includes: a notching unit notching a portion of an electrode that is continuously supplied; a drying unit drying the electrode while the electrode discharged from the notching unit passes therethrough; and a collecting unit collecting the electrode discharged from the drying unit, wherein the drying unit includes a heating body provided with a drying space that is a passage through which the electrode passes therein, and lamp parts mounted on the heating body to irradiate infrared rays onto a surface of the electrode while the electrode moves through the drying space.


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