公开(公告)号：US11078571B2

公开(公告)日：2021-08-03

申请号：US16709152

申请日：2019-12-10

Applicant: Samsung Display Co., Ltd.

Inventor： Jongho Park ,  Sook-hwan Ban ,  Jinoh Song ,  Hyeongsuk Yoo

IPC: C23C16/455 ,  H01J37/32

Abstract: A deposition apparatus includes a chamber, a deposition source, and a stage disposed in the chamber with a target object mounted thereon. The deposition apparatus further includes a first plate coupled to the chamber, and a second plate disposed between the first plate and the stage, wherein the second plate includes a plurality of diffusion holes. The deposition apparatus additionally includes a heat dissipation member in contact with the first plate and the second plate, wherein the heat dissipation member includes a plurality of sidewall portions, wherein the plurality of sidewall portions are connected to each other. The deposition apparatus further includes a spacer coupled to a first sidewall portion of the plurality of sidewall portions and disposed between the first plate and the second plate, wherein the spacer extends parallel to the first sidewall portion.

公开(公告)号：US12194746B2

公开(公告)日：2025-01-14

申请号：US17974633

申请日：2022-10-27

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Won Han ,  Jongho Park ,  Taeho Yang ,  Myung Soo Huh

IPC: B41J2/14 ,  B41J2/055 ,  B41J2/145 ,  B41J2/175

Abstract: An inkjet printing apparatus according to an embodiment includes a stage where a target substrate is disposed, and an inkjet head that discharges ink on the target substrate. The inkjet head includes a tank that stores the ink, nozzles that are provided on the tank and discharge the ink, and a damper that is disposed in the tank, and the damper comprises a protruding portion that protrudes toward the nozzles from the damper.

公开(公告)号：US20230219343A1

公开(公告)日：2023-07-13

申请号：US17963810

申请日：2022-10-11

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongwon Han ,  Jongho Park ,  Taeho Yang ,  Myungsoo Huh

IPC: B41J2/145 ,  B41M3/00 ,  B41J2/165

CPC classification number: B41J2/145 ,  B41M3/003 ,  B41J2/16505

Abstract: An inkjet printing device includes a chamber having an imaginary centerline that divides a length of the chamber in the first direction into two halves, and a plurality of inkjet nozzles coupled to the chamber and receiving ink from the chamber, the inkjet nozzles being arranged in a plurality of columns along a first direction. The inkjet nozzles include a center column nozzle disposed adjacent to the centerline of the chamber and an outer column nozzle disposed farther from the centerline than the center column nozzle. The chamber includes a bump portion disposed farther from the centerline than the outer column nozzle, the bump portion including a bump on an inner surface of the chamber.