| 摘要 |
A roll die for forming a barrier rib of plasma display panel is provided to reduce the manufacturing cost by inserting the summit ring and the main part ring of the roll die for forming the unevenness of barrier rib. A unevenness is formed in a barrier rib. A roll die body(50) forms the fixed outer diameter portion. An axis of rotation(40) is formed in both end parts of the outer diameter portion. Summit rings(60) having the fixed external diameter is inserted into the outer circumference of the roll die body. A main part ring(70) smaller than the outer circumference diameter of the summit ring is respectively inserted between the summit rings. A fixing ring(80) having the fixed external diameter is fixed to the left and right circumference of both ends side of the roll die body. |
