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:
Sep. 16, 2025
Filed:
Jul. 08, 2022
Samsung Display Co., Ltd., Yongin-si, KR;
Dowooinsys Co., Ltd., Cheongju-si, KR;
Hyo-Seop Kim, Anyang-si, KR;
Tae-Sik Kim, Gwangmyeong-si, KR;
Chanwook Park, Cheongju-si, KR;
Hanggyun Park, Suwon-si, KR;
Sungeun Boo, Anyang-si, KR;
Youngnam Song, Cheongju-si, KR;
Jang Doo Lee, Hwaseong-si, KR;
Hyungsup Lee, Yongin-si, KR;
Kyoungyong Cha, Yongin-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
DOWOOINSYS Co., Ltd., Cheongju-si, KR;
Abstract
A glass plate strengthening device includes: a work furnace including a preheating furnace, and a strengthening furnace below the preheating furnace; a transport module configured to transport a glass plate between the preheating furnace and the strengthening furnace in the work furnace; a separator between the preheating furnace and the strengthening furnace, configured to enter and exit the work furnace, and configured to separate or integrate the preheating furnace and the strengthening furnace during entering and exiting; a door module including a door part on a side wall of the work furnace, and configured to provide an entrance space through the door part during the entering and exiting of the separator; and a shield coupled to an outer wall of the work furnace to be adjacent to the door module, and configured to block the entrance space from an external space.