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:
Mar. 02, 2021

Filed:

Apr. 11, 2017
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Sei-Woon Oh, Daejeon, KR;

Sun-Hwak Woo, Daejeon, KR;

Soo-Ji Hwang, Daejeon, KR;

Hyun-Min Kim, Daejeon, KR;

Eun-Ju Lee, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 51/10 (2006.01); H01M 2/02 (2006.01); H01M 10/04 (2006.01); B29C 33/24 (2006.01); B29D 99/00 (2010.01); B29C 51/14 (2006.01); B29C 51/00 (2006.01); B29C 43/36 (2006.01); B29K 23/00 (2006.01); B29K 67/00 (2006.01); B29K 105/00 (2006.01); B29L 31/34 (2006.01);
U.S. Cl.
CPC ...
B29C 51/10 (2013.01); B29C 33/24 (2013.01); B29C 51/14 (2013.01); B29D 99/006 (2013.01); H01M 2/026 (2013.01); H01M 2/0207 (2013.01); H01M 2/0287 (2013.01); H01M 10/0436 (2013.01); B29C 51/00 (2013.01); B29C 2043/3649 (2013.01); B29K 2023/12 (2013.01); B29K 2067/003 (2013.01); B29K 2105/256 (2013.01); B29L 2031/3468 (2013.01);
Abstract

An apparatus and method are provided for forming a pouch case with improved forming quality and minimized surface contact between the forming apparatus and the pouch case in the forming process to form a pouch cup. The apparatus includes a mold on which a pouch case with a plate shape can be placed, wherein the mold bulges upwards, a chamber open at bottom to the pouch case and the mold, the chamber having an inner space in which the mold can be received by lift-up of the mold or lift-down of the chamber, wherein the chamber is seated on an edge portion of the pouch case, and the chamber is equipped with a fluid input valve at top and a fluid output valve at bottom, and a fluid supply unit configured to supply a fluid via the fluid input valve to carry out pressure forming of the pouch case.


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