发明名称 Electronic golf trainer with golf club head selection
摘要 The present invention concerns golf teaching apparatus in which a student swings a golf club over a target area having photocells. The outputs from the photocells are analyzed and displayed to give an indication of yardage and faults in the student's swing. Club type is selectable and entered into the apparatus for influencing the analysis.
申请公布号 US4146230(A) 申请公布日期 1979.03.27
申请号 US19770806588 申请日期 1977.06.15
申请人 FOSTER, DAVID B. 发明人 FOSTER, DAVID B.
分类号 A63B69/36;(IPC1-7):A63B69/36 主分类号 A63B69/36
代理机构 代理人
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