| 摘要 |
PROBLEM TO BE SOLVED: To provide a mold for tire effectively suppressing spew and bare with a simple structure. SOLUTION: The mold 2 includes a body 18 and a vent plug 20 arranged in a vent hole 22 that penetrating the body 18. The vent plug 20 includes: a first member 24 having a through-hole 28; and a second member 26 of which at least a part is arranged inside the through-hole 28. A fine aperture S1 exists between the through-hole 28 of the first member 24 and the second member 26. A first end surface 44 of the vent plug 20 is exposed to a cavity surface 10 of the body 18. A second end surface 46 of the vent plug 20 is exposed to a back surface 12 of the body 18. Gas inside the body 18 passes through the aperture S1 and is discharged to the outside of the body 18. COPYRIGHT: (C)2010,JPO&INPIT |
