Structure of a scanner capable of adjusting lightness of a...

Details Structure of a scanner capable of adjusting lightness of a... Structure of a scanner capable of adjusting lightness of a...

2005-03-22

2005-03-22

Coles, Edward (Department: 2622)

Facsimile and static presentation processing

Facsimile

Picture signal generator

C358S497000, C358S474000, C250S208100, C250S234000, C250S271000

Reexamination Certificate

active

06870647

ABSTRACT:
The invention includes at least one mechanic adjusting device between the chassis of a scanner and the light base mounted with a light tube. The adjusting device is operated to adjust the position of the light tube to change the relative position with the document to be scanned. Thus, the purpose of adjusting the lightness accepted by the line to be scanned on the document to be scanned can be achieved.

REFERENCES:
patent: 4408231 (1983-10-01), Bushaw et al.
patent: 4760609 (1988-07-01), Tamagaki
patent: 6507416 (2003-01-01), Tang

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