发明名称 MOLD FOR VULCANIZATION OF TIRE
摘要 Provided is a mold for vulcanization of a tire which does not entail troublesome work including removing vent spews, and which does not spoil the external appearance of the tire with the spews, as well as prevents light failures from occurring in the tire. Vent grooves (13, 14) are formed in sidewall molding surfaces (4, 5) for molding sidewall parts in such a way as to extend zigzag in the tire circumferential direction, respectively. At least one vent hole (11 or 12) is formed in each of the vent grooves (13, 14).
申请公布号 US2009183811(A1) 申请公布日期 2009.07.23
申请号 US20070301181 申请日期 2007.05.28
申请人 THE YOKOHAMA RUBBER CO., LTD. 发明人 HIROISHI MASAYUKI
分类号 B60C5/00;B29D30/00 主分类号 B60C5/00
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