发明名称 GOLF SWING TRAINING APPARATUS
摘要 <p>A golf swing training apparatus includes spaced horizontal base supports (1a, 1b) and spaced vertical supports (3a, 3b). The bottom ends of the vertical supports (3a, 3b) are connected to the horizontal base supports (1a, 1b) by elbow joints (2a, 2b). The elbow joints (2a, 2b) have the capacity to swivel about an axis along the length of each left and right vertical supports (3a, 3b). The vertical supports (3a, 3b) further have the ability to adjust in length. Also included are spaced upper and lower horizontal alignment bars (5, 6), adjustable swing plane indicator rod L joints (8a, 8b), and swing plane indicator rods (7a, 7b), each having a length of about 3 feet to 4 feet. Each of the swing plane indicator rods (7a, 7b) is connected to an indicator rod L joint (8a, 8b). The indicator rod joints (8a, 8b) are further connected respectively to left and right ends of the upper alignment bar (6). The indicator rod L joints (8a, 8b) further have the capacity to swivel about an axis along the length of the upper alignment bar (6).</p>
申请公布号 WO1998011956(A1) 申请公布日期 1998.03.26
申请号 US1997016200 申请日期 1997.08.29
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