| 摘要 |
<p>A holder (1) having a handle (3) and a lever (5), upon which is secured a holding arm (6). A tensioning arm (9) that can be moved by means of the lever is mounted opposite the holding arm. At the ends of the holding and tensioning arms are arranged known string stretching and string (2) setting means. With this tool, the player can himself at any time set and restretch strings or a network composed of many strings in a racket having separate strings.</p> |
