公开(公告)号：US20240324433A1

公开(公告)日：2024-09-26

申请号：US18380440

申请日：2023-10-16

Applicant: Samsung Display Co., LTD.

Inventor： Jeongkuk KIM ,  Arong KIM ,  Youngmin MOON ,  Youngho PARK ,  Heemin PARK ,  Sungsoon IM ,  Wonje CHO ,  Junho JO

IPC: H10K71/16 ,  C23C14/04 ,  H10K71/20

CPC classification number: H10K71/166 ,  C23C14/042 ,  H10K71/233

Abstract: An apparatus for manufacturing a display device includes a chamber, a mask assembly disposed in the chamber and facing a display substrate, a magnetic force portion which is disposed in the chamber and applies magnetic force to the mask assembly, and a deposition source which is disposed in the chamber, faces the mask assembly and supplies a deposition material so that the deposition material passes through the mask assembly and is deposited on the display substrate, where the mask assembly includes a first mask layer in which a first mask opening is defined, and a second mask layer which is disposed on the first mask layer and in which a second mask opening overlapping the first mask opening is defined, where the second mask layer includes a 2-1st mask portion, and a 2-2nd mask portion protruding from the 2-1st mask portion toward the display substrate.

公开(公告)号：US20180138409A1

公开(公告)日：2018-05-17

申请号：US15854661

申请日：2017-12-26

Applicant: Samsung Display Co., Ltd.

Inventor： Junho JO ,  Euigyu KIM

IPC: H01L51/00 ,  C23C16/04

CPC classification number: H01L51/0011 ,  C23C14/042 ,  C23C16/042

Abstract: A mask frame assembly manufactured via an extension-welding process on a stage, the mask frame assembly includes: a mask frame disposed on a stage, the mask frame including a first frame and a second frame having a first length, and a third frame and a fourth frame having a second length, the second length less than the first length. The mask frame assembly also includes a mask having respective ends welded and combined onto the first frame and the second frame. The first frame and the second frame include a slot disposed toward the stage, and at least portions of the first frame and the second frame corresponding to the slot are not in contact with the stage. The third frame and the fourth frame and the stage are in contact with the stage.

公开(公告)号：US20170133593A1

公开(公告)日：2017-05-11

申请号：US15180921

申请日：2016-06-13

Applicant: Samsung Display Co., Ltd.

Inventor： Junho JO ,  Euigyu KIM

IPC: H01L51/00 ,  C23C16/04 ,  H01L51/56

CPC classification number: H01L51/0011 ,  C23C14/042 ,  C23C16/042

Abstract: A mask frame assembly manufactured via an extension-welding process on a stage, the mask frame assembly includes: a mask frame disposed on a stage, the mask frame including a first frame and a second frame having a first length, and a third frame and a fourth frame having a second length, the second length less than the first length. The mask frame assembly also includes a mask having respective ends welded and combined onto the first frame and the second frame. The first frame and the second frame include a slot disposed toward the stage, and at least portions of the first frame and the second frame corresponding to the slot are not in contact with the stage. The third frame and the fourth frame and the stage are in contact with the stage.