Shadow mask, film forming system using shadow mask and method of manufacturing a display device
View Patent ↗A shadow mask includes a mask foil and a plurality of openings provided on the mask foil in accordance with a shape of at least one region where films are formed on a film forming object. The mask foil has an annular shape where first end of the mask foil and a second end of the mask foil, which is opposed to the first end of the mask foil, are connected to each other.
1. A film forming system comprising:
a conveying device that conveys a film forming object;
an annular shadow mask that has openings in accordance with a shape of at least one region where films are formed on the film forming object and rotates at a speed in accordance with a conveying speed of the conveying device; and
a film forming source that injects a film forming material to be deposited toward the film forming object.
2. The film forming system according to claim 1 ,
wherein the film forming source is arranged inside the annular shadow mask.
3. The film forming system according to claim 1 ,
wherein the conveying speed at which the film forming object is conveyed and a rotating speed of the annular shadow mask are equal to each other.