| 摘要 |
PROBLEM TO BE SOLVED: To protect the recording face of a CD(compact disk) by fixing the CD on a smooth face in a state where the recording face of the CD is apart from the smooth face. SOLUTION: The sucking disk 1 is provided with a projection 2 which can support the center hole section of a CD(compact disk) so that the CD is fixed on a smooth face in a state when the recording face of the CD is apart from the smooth face so as to prevent scratches on the recording face of the CD.
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