| 摘要 |
PROBLEM TO BE SOLVED: To master higher technique by providing movement to the function of conventional tee batting. SOLUTION: In a tee batting exercise apparatus, a conventional tee batting apparatus is equipped with a driving force b, a driving shaft c, an arm d, and horizontal keeping part, the functions of left and right rotation and variable speed is provided to the driving force, and inclining function is provided to the driving shaft, thereby the moving/changing pattern of a ball is generated to make high grade batting exercise possible. COPYRIGHT: (C)2007,JPO&INPIT
|
