| 摘要 |
<P>PROBLEM TO BE SOLVED: To remove a substance adhered to a paper sheet. <P>SOLUTION: A paper sheet storage device includes a stacker for storing a paper sheet, a conveyance path for conveying the paper sheet, a roller part that is installed on the conveyance path, comes into contact with the paper sheet in the conveyance of the paper sheet to the stacker, and is covered with a high polymer material containing a photocatalyst material having adsorptivity and decomposability, and a light irradiation part for irradiating light that catalyzes the high polymer material covering the roller part. <P>COPYRIGHT: (C)2013,JPO&INPIT |
