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It can help elder people or people with less strength to wring towels out.
Open-->Vise towels-->Hold and stretch one end of the towel by one hand and revolve the handle by the other hand so that the gear wheels will drive the clamp to roll. Then, towels will be wrung out.
Huafan University
Taipei, Taiwan
Huafan University
Taipei, Taiwan
Hsiao Lien,Kao