Rotary scanner and light beam scanning system having a specified

Details Rotary scanner and light beam scanning system having a specified Rotary scanner and light beam scanning system having a specified

1994-06-03

1996-01-30

Westin, Edward P.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

318541, 310 89, H01J 314

Patent

active

054882257

ABSTRACT:
A rotary scanner having a mirror with a plurality of deflecting facets for deflecting a light beam and a motor for rotating the mirror. The motor has a plurality of commutator segments and brushes, and at least one commutation position can be seen from outside. Further, the commutation positions are located at corresponding points with borders among the deflecting facets of the mirror.

REFERENCES:
patent: 3662198 (1972-05-01), Adams, Jr.
patent: 4538081 (1985-08-01), Kaniya et al.
patent: 4623216 (1986-11-01), Sato et al.
patent: 4631463 (1986-12-01), Klinchuch
patent: 4756586 (1988-07-01), Witteveen
patent: 4936671 (1990-06-01), Kaspar
patent: 5033835 (1991-07-01), Platzer, Jr.

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