Sheet feeding or delivering – Feeding – Pack holders
Patent
1992-01-27
1992-09-08
Olszewski, Robert P.
Sheet feeding or delivering
Feeding
Pack holders
271262, 271265, 271171, B65H 712, B65H 354
Patent
active
051451646
ABSTRACT:
The present invention provides a sheet feeding apparatus having a support on which sheets are supported in a sheet stack, at least one separating claw arranged adjacent a corner of a front end of the sheet stack supported on the support and having a pawl portion for pressing down an upper surface of the sheet stack and an abutment portion against which the front end of the sheet stack is abutted, a slit provided between the pawl portion and the abutment portion of the support for permitting the passage of only one sheet having a predetermined thickness, a guide for selectively positioning lateral edges of the sheet stack supported on the support between a first position where an uppermost sheet on the sheet stack can pass through the slit and a second position where the uppermost sheet is blocked by the separating claw, and a supply mechanism for feeding the sheet stacked on the support.
REFERENCES:
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patent: 3531106 (1970-09-01), Larson et al.
patent: 3807725 (1974-04-01), Bookless
patent: 4032136 (1977-06-01), Komaba et al.
patent: 4492371 (1985-01-01), Kan et al.
patent: 4623138 (1986-11-01), Sakamaki et al.
patent: 4635919 (1987-01-01), Habich et al.
patent: 4647030 (1987-03-01), Tomita
patent: 4653743 (1987-03-01), Ebata et al.
patent: 4828245 (1989-05-01), Shimogawara
Canon Kabushiki Kaisha
Olszewski Robert P.
Reiss Steven M.
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