发明名称 Measuring instrument for a surfboard
摘要 In order also to enable surfers to obtain measurement data on their sporting performance and technique, in particular as regards training when surfing alone outside regatta areas and during extended surfing tours, a measuring instrument is mounted on the surfboard, which supplies information at the touch of a button on the instantaneous, the average and the maximum speed, the distance surfed and the surfing time. Stored data can be retrieved when surfing has ended.
申请公布号 DE3319684(A1) 申请公布日期 1984.12.06
申请号 DE19833319684 申请日期 1983.05.31
申请人 SPETHMANN,HANS,DIPL.-ING. 发明人 SPETHMANN,HANS,DIPL.-ING.
分类号 B63B35/79;G01P1/12;G01P5/07;(IPC1-7):G01P5/07;B63B35/72;B63B49/00 主分类号 B63B35/79
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