Patent Number: 8,879,958

Title: Image forming apparatus

Abstract: An image forming apparatus includes a first image forming means for forming a toner image on a first photosensitive drum, a first motor configured to rotationally drive the first photosensitive drum, a second image forming means for forming a toner image on a second photosensitive drum having an outer diameter larger than that of the first photosensitive drum, and a second motor configured to rotationally drive the second photosensitive drum. The first motor is a DC motor, and the second motor is a stepping motor.

Inventors: Birumachi; Takashi (Kashiwa, JP)

Assignee: Canon Kabushiki Kaisha

International Classification: G03G 15/00 (20060101)

Expiration Date: 2019-11-04 0:00:00