| 摘要 |
PROBLEM TO BE SOLVED: To enable replacing with a unused cleaning blade at the appropriate time by making cleaning property changing with time possible to grasp. SOLUTION: This device is allowed to count the consumed quantity of paper sheets by the count value in accordance with respective size of consumed transfer paper, that is to say, 3 count when the transfer paper of A3 size or B3 size is used, 2 count when the transfer paper of A3 size or B4 size is used, and 1 count when the transfer paper of the size smaller than the above, and then, integrated value thereof is displayed on a liquid crystal display, etc. When the cleaning blade 17e is replaced by unused one, and then the integrated value is returned to 0 by a resetting switch, every time when the subsequent image output is performed, the count value in accordance with the size of used transfer paper is respectively integrated, and the value is displayed, therefore, the net consumed quantity from starting to use the cleaning blade 17e can be easily and correctly grasped objectively by looking at the displayed integral count value, even though the using form is different by users. |
