| 摘要 |
PROBLEM TO BE SOLVED: To uniformly generate a corona discharge for use in forming an image. SOLUTION: The process cartridge includes a charger 54. The charger 54 has a stretched wire 110, and a grid electrode 120 provided between the charging wire 110 and a photosensitive drum 53 and having in a face opposite the photosensitive drum 53 an opening area OA where grid holes 127 are formed. The second left block wall 137 is provided between the charging wire 110 and both ends 127A of the charging wire 110 in a length direction thereof in the opening area OA and prevents both ends 127A from facing the charging wire 110 in a direction with a minimum distance therebetween. COPYRIGHT: (C)2009,JPO&INPIT
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