Patent ID: 11899391
Assignee: CANON KABUSHIKI KAISHA
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 5:
6. The image forming apparatus according to claim 1, wherein:
a positional relationship of the first developing member in the first image forming unit with respect to the first image bearing member and a positional relationship of the second developing member in the second image forming unit with respect to the second image bearing member are switched among: (i) a state in which the first developing member is in contact with the first image bearing member in the first image forming unit and the second developing member is in contact with the second image bearing member in the second image forming unit, (ii) a state in which only the first developing member of the first image forming unit is in contact with the first image bearing member, and (iii) a state in which the first developing member is separated from the first image bearing member in the first image forming unit and the second developing member is separated from the second image bearing member in the second image forming unit.