Mask tension welding device for thin film deposition
AssigneeSamsung Display Co., Ltd.
InventorsJeongwon HAN, Myungkyu KIM
Life of this patent
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Abstract
A mask tension welding device for welding a mask for thin film deposition on a mask frame, the mask tension welding device including a tension unit to pull the mask in one direction; a pressurizing unit to press the mask to the mask frame, the pressuring unit including an upper housing, a lower housing coupled to the upper housing, a window between the upper housing and the lower housing, a space in the lower housing into which a fluid is injectable, and an inlet and an outlet to provide a passage through which the fluid is injected and discharged; and a laser welding unit to weld the mask and the mask frame to each other.
Claims20
A mask tension welding device for welding a mask for thin film deposition on a mask frame, the mask tension welding device comprising:
- a tension unit to pull the mask in one direction;
- a pressurizing unit to press the mask to the mask frame, the pressuring unit including:
- an upper housing,
- a lower housing coupled to the upper housing,
- a window between the upper housing and the lower housing,
- a space in the lower housing into which a fluid is injectable, and
- an inlet and an outlet to provide a passage through which the fluid is injected and discharged;
- and
- a laser welding unit to weld the mask and the mask frame to each other.
Dependencies are inferred from the claim text.