US 12,473,632 B2
Mask assembly and method of manufacturing display apparatus
Wonyoung Jang, Yongin-si (KR); and Jongdae Lee, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Jan. 6, 2023, as Appl. No. 18/094,057.
Claims priority of application No. 10-2022-0035534 (KR), filed on Mar. 22, 2022.
Prior Publication US 2023/0304145 A1, Sep. 28, 2023
Int. Cl. C23C 16/04 (2006.01)
CPC C23C 16/042 (2013.01) 7 Claims
OG exemplary drawing
 
7. A mask assembly comprising:
a mask frame having a plurality of sides including a first side extending in a first direction, and an opening area defined by the plurality of sides;
a gap portion recessed in the first side in a second direction crossing the first direction;
a mask sheet covering the opening area; and
a gap adjustment portion tensile-welded to the mask frame across the gap portion,
wherein the mask sheet comprises a first mask sheet and a second mask sheet parallel to each other in the first direction, and
the gap portion is spaced from the first mask sheet and the second mask sheet in the second direction, and overlaps with each of a width of the first mask sheet extending in the first direction and a width of the second mask sheet extending in the first direction in the second direction.