发明名称 PNEUMATIC TIRE, MANUFACTURE THEREOF, AND TIRE MOLDING METAL MOLD USED THEREFOR
摘要 PROBLEM TO BE SOLVED: To restrain bare generated outside a thin groove without causing degradation of appearance when the thin groove is formed on the shoulder part of a tire, prevent a vent hole from clogging due to tear-off of spew, and prevent the vent holes from increasing. SOLUTION: This pneumatic tire is provided with a pair of bead parts, side wall parts extending from the respective bead parts outward in the radial direction, and a tread part joining together between the outer ends of buttress parts 7 on the upper parts of the side wall parts, the tread part is provided with shoulder parts 9 formed out of slant planes or circular-arc-like curved faces, and the shoulder part 9 is formed with a thin groove 10 extending in the circumferential direction and preventing wandering. The shoulder part 9 is provided with a partition wall body 23 connecting together both side walls of the thin groove 10, and formed with a little high rib body 24 extending on the shoulder part 9 from the upper part of the partition wall body 23 toward the tread face 6.
申请公布号 JPH0976710(A) 申请公布日期 1997.03.25
申请号 JP19960154142 申请日期 1996.06.14
申请人 SUMITOMO RUBBER IND LTD 发明人 OYA YUKIHIDE
分类号 B60C11/04;B29C33/10;B29C33/42;B29C35/02;B29D30/06;B29K21/00;B29L30/00;B60C11/01;B60C11/13;(IPC1-7):B60C11/04 主分类号 B60C11/04
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