发明名称 Cover for the driving sprocket of a bicycle
摘要 A bicycle sprocket cover is formed as a unitarian molded disk of sufficient diameter to overlie and project radially outwardly beyond the teeth of a bicycle drive sprocket. The cover is attached to the sprocket by bolts, the heads of which are then covered by decorative panels having outwardly projecting tabs that are received in complimentary slots formed in the sprocket cover.
申请公布号 US5003840(A) 申请公布日期 1991.04.02
申请号 US19890432253 申请日期 1989.11.06
申请人 HUFFY CORPORATION 发明人 HINSCHLAGER, ROBERT A.
分类号 B62J23/00 主分类号 B62J23/00
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