Automatic document feeder

Details Automatic document feeder Automatic document feeder

2011-01-19

2011-12-13

Bollinger, David H (Department: 3653)

Sheet feeding or delivering

Feeding

By means to convey sheet

C271S273000

Reexamination Certificate

active

08074983

ABSTRACT:
An automatic document feeder includes an outer casing, an upper cover, a first pressing roller set and a separating device. The first pressing roller set is installed in a receiving member, which is arranged at a terminal side of the outer casing. The first pressing roller set includes a first rotating shaft and a first pressing roller. The separating device is sheathed around the first rotating shaft and exposed outside the receiving member. When the upper cover is opened, the upper cover is contacted with the separating device, so that the separating device is moved to shift the first rotating shaft.

REFERENCES:
patent: 6206368 (2001-03-01), Kobayashi et al.
patent: 7448621 (2008-11-01), Yasumoto
patent: 7637501 (2009-12-01), Akiyama et al.
patent: 2001/0017438 (2001-08-01), Takamtsu
patent: 2002/0145250 (2002-10-01), Chen
patent: 2005/0184454 (2005-08-01), Ha
patent: 2007/0228646 (2007-10-01), Sekiyama et al.
patent: 2009/0324311 (2009-12-01), Matsumoto

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