| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem that a porous body is required to be regularly replaced every 1-2 months in a small plotter and approximately every 1 week in a large plotter, not only being in trouble for the replacement work, but taking time for the replacement, thereby eventually worsening the productivity by the work although enabling high-speed plotting. SOLUTION: In the plotter to which a scanning head and a cleaning device for the image head are arranged, the cleaning device is constituted of at least a moisture absorber and a take-up mechanism for taking up the moisture absorber.
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