Title:
電子写真画像形成装置
Document Type and Number:
Japanese Patent JP4818461
Kind Code:
B2
Abstract:
An electrophotographic image forming apparatus detachably mounts a process cartridge including an electrophotographic photosensitive drum. The apparatus includes a frame, a door, and a tray carrying the cartridge. The tray is movable among a first position inside the frame when the door is closed and the drum forms a latent image, a second position when the door is open and the tray protrudes from the frame to permit cartridge mounting and demounting, and a third position between the first and second positions where the tray is movable to the first position with closing of the door. Also, a regulating member moves between a regulating position regulating movement of the door from an opening position to a position where the tray is beyond the third position, and a permitting position permitting movement of the door from the opening to the closing position when the tray is at the third position.
Inventors:
Tomio Noguchi
Hiromi Sakurai
Riki Imaizumi
Hiromi Sakurai
Riki Imaizumi
Application Number:
JP2010290044A
Publication Date:
November 16, 2011
Filing Date:
December 27, 2010
Export Citation:
Assignee:
Canon Inc
International Classes:
G03G21/18; G03G15/00; G03G21/16
Domestic Patent References:
| JP8220824A | ||||
| JP11015355A | ||||
| JP58192055A | ||||
| JP2003316233A | ||||
| JP2005242066A | ||||
| JP2003287992A | ||||
| JP2006184553A | ||||
| JP9146441A | ||||
| JP2004151385A |
Attorney, Agent or Firm:
Yukio Takanashi