发明名称 Bicycle rim with wear indicator
摘要 A bicycle rim is provided with a wear indicator. The bicycle rim has an outer annular portion, an annular spoke attachment portion and a pair of oppositely facing annular braking surfaces. The outer annular portion is adapted to receive a tire and the annular spoke attachment portion is coupled to the outer annular portion. The annular spoke attachment portion is adapted to be coupled to a plurality of spokes. At least one of the annular braking surfaces has a wear indicator.
申请公布号 US6354668(B2) 申请公布日期 2002.03.12
申请号 US20010878391 申请日期 2001.06.12
申请人 SHIMANO, INC. 发明人 OKAJIMA SHINPEI;MURAOKA TSUTOMU
分类号 B60B1/04;B60B21/00;B60B21/06;B60B21/08;F16D66/02;(IPC1-7):B60B21/00 主分类号 B60B1/04
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