Sheet feeding or delivering – Feeding – Separators
Patent
1990-11-08
1992-04-21
Schacher, Richard A.
Sheet feeding or delivering
Feeding
Separators
271126, B65H 346
Patent
active
051060736
ABSTRACT:
A sheet feeding device comprising a plurality of pickup rollers for exerting a feeding force P (gf) on thin sheets which have ream weights K (kg) less than 55 kg and one or more friction rollers for offering resistance to the thin sheets fed by the pickup rollers. A distance L (mm), in a feeding direction, between the pickup rollers and the friction rollers is set in a range defined by the relationship: ##EQU1## so as to enables a feeding of the thin sheets with no buckling.
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Canon NP 8500 Sorter ADF Service Manual, Jan. 1980, pp. 1-1 to 1-6 and 3-6.
Kawauchi Masataka
Saiki Eisaku
Hitachi , Ltd.
Schacher Richard A,.
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