发明名称 Speed and striking bag frequency device
摘要 Apparatus for use with conventional punching, striking or speed bags to indicate the frequency at which the bag impacts the platform from which it is suspended in response to the bag being hit by the user of the bag in training or recreation, includes a switch, mounted on or in the platform from which the bag is suspended, disposed along the impact point loci defined by the bag impacting against said platform, which sends a signal to a frequency counter and display oriented for easy visibility by the person hitting the bag.
申请公布号 US4634116(A) 申请公布日期 1987.01.06
申请号 US19840604232 申请日期 1984.04.26
申请人 AMADOR, RAYMOND A.;AMADOR, ROBERT S. 发明人 AMADOR, RAYMOND A.;AMADOR, ROBERT S.
分类号 A63B24/00;A63B69/22;A63B69/32;(IPC1-7):A63B69/00 主分类号 A63B24/00
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