| 摘要 |
PURPOSE: A tape dispenser is provided to know the length of a tape by installing a sound generating part for generating sound according to the rotation of saw teeth. CONSTITUTION: A tape dispenser comprises a case, a tape roll(400), a rotating plate(500), and a sound generating part(700). The tape roll is installed inside the case. The rotating plate is coupled to the tape roll. The sound generating part is installed in one side of the case. Saw teeth are formed on the edge of the rotating plate.
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