Automatic document conveying device

Details Automatic document conveying device Automatic document conveying device

1990-11-16

1992-09-01

Skaggs, H. Grant

Sheet feeding or delivering

Feeding and delivering

Separator and conveyor

271223, 271291, 355320, B65H 522

Patent

active

051433630

ABSTRACT:
An automatic document conveying device for an image processor having a transparent plate disposed on the upper surface of a housing for placement of a document to be processed thereon. The automatic document conveying device comprises a document introduction portion, a main portion and a document delivery portion. The document introduction portion includes an introduction portion frame member, a document table extending upstream from the introduction portion frame member, a document introduction passage extending from the document table to the transparent plate inside the introduction frame member, a document sender for sending the document into the document introduction passage from the document table, and a document introducer for introducing the document onto the transparent plate from the document introduction passage. The main portion includes a movable main portion frame member mounted to move between a closed position covering the transparent plate and an open position exposing a transparent plate to view, and a document conveyor that conveys the document along the transparent plate when the movable main portion frame member is in the closed position. The document conveyor includes a conveyer belt mechanism on the movable main portion frame member. The document delivery portion includes a delivery portion frame member, a document delivery passage within the delivery portion frame member, and a document deliverer that delivers the document onto the document receiving tray through the document delivery passage. The document delivery portion includes a document re-introduction passage extending to the transparent plate, being branched from the document delivery passage.

REFERENCES:
patent: 2905467 (1959-09-01), Zahradnik
patent: 4465272 (1984-08-01), Kajita et al.
patent: 4620782 (1986-11-01), Kurando et al.
patent: 4850581 (1989-07-01), Hayakawa et al.
patent: 4993699 (1991-02-01), Takahashi

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