| 摘要 |
PURPOSE:To prevent a toner leak and an exhaust leak and hold the airtightness of a device. CONSTITUTION:An image forming device is provided with a rotary cylinder brush 13a removing the unnecessary developer on a cleaned body 4, a box 13b rotatably supporting the rotary cylinder brush 13a and capable of rocking the rotary cylinder brush 13a to come into contact with or to separate from the cleaning body 4, a suction mechanism 13c rockably supporting the box 13b and applying the suction negative pressure into the box 13b, a carry-out port 13e of a developer on a shaft serving as the rocking center of the box 13b, and a lubricating shield ring concurrently serving as the thrust pressure receiver of the box portion is provided between the rocking center shaft of the box 13b having the developer carry-out port 13e and the suction mechanism 13c. A toner leak and an exhaust leak due to the sliding abrasion at the connection section can be prevented, and the airtightness of the device can be held at the same time. |
