Rotating polygon mirror driving apparatus

Details Rotating polygon mirror driving apparatus Rotating polygon mirror driving apparatus

1996-06-11

1998-01-13

Phan, James

Optical: systems and elements

Deflection using a moving element

Using a periodically moving element

359198, 310 90, 384100, 384123, G02B 2608

Patent

active

057085200

ABSTRACT:
A rotating polygon mirror driving apparatus has a rotor having a rotating polygon mirror fixed thereto, a rotational shaft and a rotor magnet; a bracket having a base plate provided opposite to the rotor magnet and a collar forming a bearing holding portion of a resin outserted to the base plate and made; and a bearing fitted to the bracket so as to support the rotational shaft. The driving apparatus can be decreased in cost and thickness while maintaining excellent rotational precision and mechanical precision.

REFERENCES:
patent: 4652149 (1987-03-01), Nakaoka et al.
patent: 5277499 (1994-01-01), Kameyama
patent: 5555124 (1996-09-01), Yoshitsugu et al.

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