Filter driving mechanism for color optical reader

Details Filter driving mechanism for color optical reader Filter driving mechanism for color optical reader

1990-10-31

1992-06-09

Hayes, Monroe H.

Photocopying

Projection printing and copying cameras

Multicolor picture

355 36, 355 38, 355 71, G03B 2772

Patent

active

051211580

ABSTRACT:
A durable filter driving mechanism for a color optical reader that is capable of being positively and accurately positioned is proposed. The filter driving mechanism includes a guiding piece mounting thereon a reduction gear assembly having a reduction gear set meshing with a rack of a sliding piece having a rail coupling thereto a color filter assembly operating in cooperation with a lens assembly and a charge coupled element.

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patent: 4896185 (1990-01-01), Okuzawa
patent: 4939537 (1990-07-01), Masuda et al.
patent: 4974937 (1990-12-01), Haigo et al.

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