Laser beam printer having three-point support system

摘要

A laser beam printer having a deflector for deflecting a laser beam modulated in accordance with information to be recorded and a photosensitive member which is scanned by the deflected laser beam. A frame is provided to position both the deflector and the photosensitive member, the frame having a positioning portion for positioning the photosensitive member. The frame is mounted on a printer base, the frame being supported on the base at three points wherein one of the three points is located adjacent the deflector and the other two points are disposed adjacent the positioning portion of the photosensitive member.