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.
Patent No.:
Date of Patent:
Jul. 23, 2013
Filed:
Oct. 08, 2009
Applicants:
Moo-yeol Park, Paju, KR;
Jong-won Kim, Ansan, KR;
Inventors:
Moo-Yeol Park, Paju, KR;
Jong-Won Kim, Ansan, KR;
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A seal hardening furnace is presented in which seal lines in a liquid crystal display panel are hardened. The seal hardening furnace includes a cassette having a rack bar structure. The rack bar structure has rack bars for supporting the substrate along one direction and rack bar supports at ends of the rack bars that support the rack bars. The rack bars have air discharge openings therein. An air injecting passage is connected to the rack bar supports. An air supply unit supplies air through the air injecting passage and through the discharge openings to support the substrate thereon.