Photocopying – Contact printing – Light boxes
Patent
1992-08-03
1993-03-09
Pendegrass, Joan H.
Photocopying
Contact printing
Light boxes
355313, 271 31, 271 9, G03G 1500
Patent
active
051929767
ABSTRACT:
A sheet original feeding apparatus includes a sheet original stacking tray on which sheet originals to be treated are stacked as an original stack; a sheet original separating means for separating and supplying the sheet original one by one from the bottom of the original stack stacked on the sheet original stacking tray; a sheet original feeding path for directing the sheet original separated by the sheet original separating means; a sheet original feeding means for feeding the sheet original directed by the original feeding path to an image reading portion; a sheet original ejecting path for ejecting the sheet original fed by the sheet original feeding means to the sheet original stacking tray; and an auxiliary sheet original feeding apparatus which can be connected to the sheet original ejecting path. When the auxiliary sheet original feeding apparatus is connected, the sheet original ejecting path serves as a bypass for directing the sheet original from the auxiliary sheet original feeding apparatus to the sheet stacking tray.
REFERENCES:
patent: 4231561 (1980-11-01), Kaneko et al.
patent: 4469319 (1984-09-01), Robb et al.
patent: 4629311 (1986-12-01), Kaneko et al.
patent: 4921236 (1990-05-01), Saeki et al.
"Copier Document Feeder," IBM Technical Disclosure Bulletin, vol. 31, No. 1, Jun., 1988, N.Y., pp. 389-390.
Hirai Katsuaki
Honjo Takeshi
Kitajima Tadayuki
Morishige Yuji
Naito Masataka
Canon Kabushiki Kaisha
Pendegrass Joan H.
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