发明名称 Batting training device and method
摘要 Apparatus and method for teaching a batter to swing a bat in a premeditated plane to and through an invisible target that simulates the point of contact where a round bat will meet and greet a round ball squarely. A batter's training tool that facilitates a batter to swing a bat with finesse, confidence, accuracy, speed and strength. Through repeated practice, the batter becomes physically and psychologically habituated to maintain the correct swing form for improved contact.
申请公布号 US2004121861(A1) 申请公布日期 2004.06.24
申请号 US20020324070 申请日期 2002.12.20
申请人 CONSTANT JAMES SAM 发明人 CONSTANT JAMES SAM
分类号 A63B69/00;(IPC1-7):A63B69/00 主分类号 A63B69/00
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