| 摘要 |
PURPOSE: A vent device for a curing metal mold is provided to prevent the leakage of rubber and the malfunction of the vent device by improving the vent device installed at the curing metal mold. CONSTITUTION: A valve body(4) is installed in an insertion unit(2) elastically by a spring(3), and includes an upper body(41) and a main body(42) supporting the upper body and passing through the spring. The insertion unit includes a base(22) having an air vent hole(21), and a guide tube(23) formed at the upper part of the base. A guide groove is formed at the guide tube. A guide protrusion(43) is formed at the lower part of the main body, and is inserted into the guide groove. |
