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:
Oct. 10, 2017
Filed:
Oct. 01, 2013
Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;
Choong-Ho Lee, Yongin, KR;
Sung-Sik Yun, Yongin, KR;
Tong-Jin Park, Yongin, KR;
Doh-Hyoung Lee, Yongin, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
A metal sheet holding device for manufacturing a pattern mask used in manufacturing processes of a flat panel displays include a first holder and second holder. The first holder includes an adhesive layer contacting edge portions of a metal sheet, and a first frame supporting the metal sheet using the adhesive layer. The second holder includes a second frame below the first frame, a supported plate positioned at the center of the second frame, and an adhered unit positioned between the central portion of a metal sheet and the supported plate. The adhered unit generates an electrostatic force or a magnetic force to hold the central portion of the metal sheet.