Patent ID: 7718031

Claim:
An apparatus for depositing gaseous organic material for a display device, the apparatus comprising: a mask having a pattern area for selectively passing the gaseous organic material and depositing the selectively passed gaseous organic material on a predetermined area of a substrate of the display device, and a mask edge defining the pattern area; a mask frame comprising: a through opening corresponding to the pattern area of the mask; a base disposed immediately surrounding the opening and corresponding to the mask edge; and the base comprising a plurality of discrete discharging holes for discharging air through at least one of the plurality of discharging holes of the mask frame; and the mask frame being in immediate physical and direct contact with the mask by discharging the air through at least one of the discharging holes of the mask frame by a vacuum suction and being welded to the mask while held in direct physical contact with the mask by vacuum suction created by discharge of the air through the discharging holes, and with the mask being tensioned in a direction outwardly and away from the mask edge of the mask.