发明名称 Automatic bowling position indicator
摘要 The Automatic Bowling Position Indicator (ABPI) of the present invention provides assistance to a bowler in order to achieve better scores by helping him to position himself on the approach. The positioning is dependent on variables such as whether the bowler is right or left handed, bowls a straight or hook ball, and the pins left standing. The invention assists the bowler directly in the area where the bowler makes his approach by providing a lighted indication of where to place his feet and by providing a lighted place over which the ball should pass. In addition, a group or team of bowlers is able to enter their bowling characteristics and have the present invention automatically advance and operate, thereby providing assistance throughout the game without further intervention.
申请公布号 US4607843(A) 申请公布日期 1986.08.26
申请号 US19840609655 申请日期 1984.05.14
申请人 SIGNORETTI, EDWARD J. 发明人 SIGNORETTI, EDWARD J.
分类号 A63D5/04;(IPC1-7):A63D5/04 主分类号 A63D5/04
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