Light beam scanning apparatus

Details Light beam scanning apparatus Light beam scanning apparatus

1984-02-06

1986-11-18

Corbin, John K.

G02B 2610

Patent

active

046232168

ABSTRACT:
A light beam scanning apparatus has a rotatable polygonal mirror member for scanning a light beam, a rotary shaft, means for holding the rotary shaft and the rotatable polygonal mirror member integrally, means for rotatably supporting the rotary shaft, drive means for rotating the rotary shaft, the drive means having a rotatable member having a magnet and made integral with the rotary shaft, and a coil member provided on the rotary shaft side with respect to the rotatable member so as to be opposed to the magnet, and means for holding the coil member on the body of the apparatus.

REFERENCES:
patent: 4406963 (1983-09-01), Wolf et al.
patent: 4443043 (1984-04-01), Yamaguchi
patent: 4512626 (1985-04-01), Kamiya et al.
patent: 4523800 (1985-06-01), Yamashita et al.

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