Patent ID: 7853170
Filing Date: 2010-12-14
Classification: G03G

Abstract:
1. An image forming apparatus comprising: a unit that can be attached to and detached from a main body of the apparatus; an optical device that irradiates a photosensitive member with light, the device including a transmitting member through which light passes; a cleaning member that can move from a cleaning start position to a cleaning end position for cleaning the transmitting member, the cleaning member being capable of moving in conjunction with the attachment of the unit into the main body; and a lock member that prevents the cleaning member from moving, wherein when the unit is not loaded in the main body, the lock member prevents the cleaning member from moving from the cleaning start position, and when the unit is attached to the main body, the unit engages with the lock member and the cleaning member is unlocked and is able to move from the cleaning start position.