| 摘要 |
PROBLEM TO BE SOLVED: To provide a batting exercise machine with which a player can do batting exercises and check the power and timing of the swing. SOLUTION: In this batting exercise machine, a player hits a tire A or rubber ring to rotate in the horizontal direction. The tire A or rubber ring is prevented from moving away from a prescribed position by the principle of a top. As a used tire is utilized in this machine, it is helpful in recycling tires.
|
