发明名称 CLEANING DEVICE FOR IMAGE FORMING DEVICE
摘要 PURPOSE:To facilitate the maintenance of the title device and to prevent the damage and contamination of the device by providing means for interrupting the driving to a carrying screw when the load exerted on the carrying screw exceeds a prescribed value and a means for detecting the interruption of the driving to the carrying screw. CONSTITUTION:The means 22, 28 for interrupting the driving to the carrying screw 17 when the load exerted on the carrying screw 17 exceeds the prescribed value, the means 31 for detecting the interruption of the driving to the carrying screw 17 when the driving thereof is interrupted and a means for outputting the signal displaying the same are provided to the driving part for driving the carrying screw 17 of the cleaning device constituted in such a manner as to discharge the toner recovered from the surface of an image carrier to the outside by means of the carrying screw 17. Accumulation of the excess toner in a waste toner storage part is thereby surely prohibited and the accumulation state of the toner is easily announced to an operator. The contamination in various parts and the deterioration of the image quality based on the excess toner state are thus prevented.
申请公布号 JPH01133088(A) 申请公布日期 1989.05.25
申请号 JP19870289544 申请日期 1987.11.18
申请人 CANON INC 发明人 KUSUMOTO TOSHIHIKO
分类号 G03G21/10;G03G21/00 主分类号 G03G21/10
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