Sheet handling apparatus

Details Sheet handling apparatus Sheet handling apparatus

1988-04-29

1989-04-25

Salce, Patrick R.

Photocopying

Projection printing and copying cameras

Combined with or convertible to a contact printer

355 75, 271111, 271259, 271265, G03G 1500, G03B 2762, B65H 702

Patent

active

048252484

ABSTRACT:
A document feeder for a copying machine supplies a sheet to an exposure position by transporting the sheet through the exposure position and then returning the sheet to the exposure position. Detectors on either side of the exposure position measure the time required for the sheet transport, thus identifying the sheet size exactly.

REFERENCES:
patent: 3510125 (1970-05-01), Krueger et al.
patent: 4445682 (1984-05-01), Uchida
patent: 4696463 (1987-09-01), Nakazato

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