发明名称 Tire tread wear indicator and molding device therefore
摘要 A tire tread for a vehicle tire is disclosed. The tread has at least one tread element (10) or block projecting from a base or non-skid surface of the tread and having a defined tread depth, the at least one tread element (10) or block comprising a first hole or cutout (16) as a wear indicator, the first hole or cutout (16) having a first outer cross-sectional shape that is constant for a first depth which is less than the treat depth or the non-skid depth. Also, a molding device is disclosed comprising a mold blade (38, 52, 62), the mold blade (38, 52, 62) having a first solid portion having a defined depth, wherein the first solid portion has a cross-sectional shape that is constant for the defined depth and has the shape of a snowflake symbol or a sun symbol.
申请公布号 EP2329967(B1) 申请公布日期 2013.07.17
申请号 EP20100193082 申请日期 2010.11.30
申请人 THE GOODYEAR TIRE & RUBBER COMPANY 发明人 CUNY, ANDRE;SEVERENS, FRANK
分类号 B60C11/12;B60C11/24 主分类号 B60C11/12
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