| 摘要 |
A string clip positioning device of a racket string stretcher includes a slide seat, a pusher, a positioning member, and a track. The slide seat is mounted the track, and is provided with a seat tube which has a mounting section and a receiving section. The slide seat is formed with a chamber communicating with the receiving section of the seat tube. The positioning member is mounted on the slide seat, and includes a cap, and a clamping block. A support shaft is pivotally mounted in the mounting section of the seat tube. The pusher includes a push shaft pivotally connected with a link which is pivotally connected with the press handle of the string clip. A follower is mounted in the chamber of the slide seat, and includes a bearing wheel, a wheel seat, an adjusting threaded rod, and a drive block.
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