发明名称 TIRE VULCANIZATION MOLD AND METHOD OF MANUFACTURING THE SAME
摘要 PROBLEM TO BE SOLVED: To provide a tire vulcanization mold which can suppress generation of air accumulation within a recess portion, and to provide a method of manufacturing a tire using the same.SOLUTION: A tire vulcanization mold comprises a plurality of vent holes provided on a side forming surface 1 coming into contact with a side wall portion of a tire. The side forming portion 1 is provided with a recess portion 3 which is recessed toward an outer side in a tire width direction from a profile PR of the side forming surface 1. A diameter &phgr;11 of a vent hole 11 which is open within the recess portion 3 is set to be larger than a diameter &phgr;12 of a vent hole 12 which is open on the profile PR of the side forming surface 1.
申请公布号 JP2015071274(A) 申请公布日期 2015.04.16
申请号 JP20130208904 申请日期 2013.10.04
申请人 TOYO TIRE & RUBBER CO LTD 发明人 SASAKI HIROYA
分类号 B29C33/02 主分类号 B29C33/02
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