| 摘要 |
PURPOSE: Provided is a baseball game machine which forms a ball recovery device at pitchers' wrist to enable thrown balls to return to pitchers' hand again so that it gives users more interest in playing baseball. CONSTITUTION: The baseball game machine comprises the parts of: the ball recovery device(4) which is placed at pitchers' wrist, in which a rope winding part are formed to fix a connection rope(9), a working switch(13) is formed at one side of a case, an opening part is formed at one side of the case to pass a connection rope and a battery storage box is formed at one lateral side of a motor to store a battery; and a wrist band(17) which includes a velcro tape(16) to fix the ball recovery device at users' wrist.
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