US 11,951,507 B2
Mask
Hwi Kim, Suwon-si (KR); Jeongkuk Kim, Suwon-si (KR); Da-Hee Jeong, Seoul (KR); Seungyong Song, Suwon-si (KR); Areum Lee, Suwon-si (KR); Hye Yong Chu, Hwaseong-si (KR); and Kyu Hwan Hwang, Seongnam-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Feb. 27, 2023, as Appl. No. 18/175,273.
Application 18/175,273 is a division of application No. 17/318,298, filed on May 12, 2021, granted, now 11,590,529.
Claims priority of application No. 10-2020-0107990 (KR), filed on Aug. 26, 2020.
Prior Publication US 2023/0201868 A1, Jun. 29, 2023
Int. Cl. B05C 21/00 (2006.01); B23K 26/362 (2014.01)
CPC B05C 21/005 (2013.01) [B23K 26/362 (2013.01)] 3 Claims
OG exemplary drawing
 
1. A mask comprising:
a frame; and
a mask sheet that is located on the frame, and in which cell openings, and slit openings respectively between corresponding ones of the cell openings, are defined,
wherein a width of each of the slit openings is less than a width of each of the cell openings, and
wherein the cell openings and the slit openings are repeatedly and alternately arranged.