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:
Feb. 16, 2016
Filed:
Dec. 09, 2010
Joon-hyung Kim, Yongin, KR;
Young-geun Cho, Yongin, KR;
Eui-shin Shin, Yongin, KR;
Jong-heon Kim, Yongin, KR;
Seung-ho Choi, Yongin, KR;
Cheol-lae Roh, Yongin, KR;
Chang-mog JO, Yongin, KR;
Jae-seok Park, Yongin, KR;
Joon-Hyung Kim, Yongin, KR;
Young-Geun Cho, Yongin, KR;
Eui-Shin Shin, Yongin, KR;
Jong-Heon Kim, Yongin, KR;
Seung-Ho Choi, Yongin, KR;
Cheol-Lae Roh, Yongin, KR;
Chang-Mog Jo, Yongin, KR;
Jae-Seok Park, Yongin, KR;
Samsung Display Co., Ltd., Samsung-ro, Giheung-Gu, Yongin-si, Gyeonggi-Do, KR;
Abstract
Provided is a mask for an evaporation apparatus, which includes a first division mask and a second division mask. The first and second division masks are directly bonded to each other by welding, thereby forming welding portion between the first and the second division masks. A method and apparatus for manufacturing a mask for evaporation are also provided. The division masks according to the embodiment do not use subframes, and are directly bonded to one another by welding, so that a shadow effect does not occur. The apparatus for manufacturing a mask for evaporation includes a work stage, a clamp fixing a first division mask and a second division mask to the work stage, and a laser welding part welding the first division mask to the second division mask. The apparatus may further include a first roller leading the laser welding part and a second roller following the laser welding part.