Scanning exposure device

Details Scanning exposure device Scanning exposure device

1991-03-05

1993-07-13

Grimley, A. T.

Photocopying

Contact printing

Light boxes

355230, G03G 1500

Patent

active

052278468

ABSTRACT:
A scanner having a carriage (13) with a glass plate (52) for supporting an original document to be scanned while moving past an exposure opening, in which the glass plate is vertically displaceable against yieldable supporting springs mounted on a frame (47) of the carriage and is downwardly biased into contact with two lateral guide wheels (71,72) that are provided near the lateral ends of the exposure opening.

REFERENCES:
patent: 3737223 (1973-06-01), Yamamoto
patent: 3790272 (1974-02-01), Knechtel et al.
patent: 3993406 (1976-11-01), Zeuthen
patent: 4042301 (1977-08-01), Heidrich et al.
patent: 4129374 (1978-12-01), Uchida et al.
patent: 4340297 (1982-07-01), Tamura et al.
patent: 4551010 (1985-11-01), Miyashita et al.
patent: 4647183 (1987-03-01), Hohjoh
patent: 4857956 (1989-08-01), Honda

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