Patent ID: 8532520
Filing Date: 2013-09-10
Classification: G03G

Abstract:
1. An image forming apparatus comprising: an endless belt circularly moving to convey a recording medium placed thereon in a conveying direction; a plurality of photosensitive bodies juxtaposed in the conveying direction with confronting the endless belt; a plurality of process units supplying developer to the plurality of photosensitive bodies to form a developer image thereon, respectively; a first collecting member contacting the endless belt to collect the developer on the endless belt; a second collecting member capable of collecting from the first collecting member the developer collected on the first collecting member; a control unit applying a bias between the first collecting member and the second collecting member to inhibit the developer collected on the first collecting member from being transferred to the second collecting member when the first collecting member rubs the endless belt with the toner collected on the first collecting member.