| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a batting cage that prevents strong bouncing. <P>SOLUTION: For a side face frame of an opening/closing type batting cage or a center-folding type batting cage, vertical pipes of an opening are omitted and constituent members having necessary strength are provided diagonally in an X shape. For a fixed type batting cage, additionally, a horizontal pipe of the opening at a ceiling part is omitted and constituent members are similarly provided diagonally in the X shape. <P>COPYRIGHT: (C)2013,JPO&INPIT |
