| 摘要 |
<p>A programming device for a tennis dummy comprises a drive shaft (3) with discs (8) fixed thereto and provided with radial guides (11). Programming elements (12) shaped as rollers are mounted in the radial guides (11) with the possibility of moving them along the radial guides (11) and fixing them in selected positions. The programming elements (12) are intended to interact with levers (13) kinematically connected to the corresponding mechanisms of the tennis dummy to ensure their control.</p> |
