Bi directional paper handling transport

Sheet feeding or delivering – Feeding – By means to convey sheet

Reexamination Certificate

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Reexamination Certificate

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08083230

ABSTRACT:
A method and apparatus for bi-directionally transporting sheet stock in a marking engine by disposing idler rolls on opposite sides of a drive roll on movable idler roll decks for forming forward and reverse nips and feeding sheets from opposite directions into the nips and providing for moving the idler rolls away from opposite sides of the drive roll for jam clearance.

REFERENCES:
patent: 3287013 (1966-11-01), Fairbanks et al.
patent: 3661383 (1972-05-01), Morrison
patent: 4885610 (1989-12-01), Katoh
patent: 5941522 (1999-08-01), Hagstrom et al.
patent: 6089703 (2000-07-01), Pearson
patent: 6145828 (2000-11-01), Arai
patent: 6394447 (2002-05-01), Kawai et al.
patent: 6719283 (2004-04-01), Tsuchiya et al.
patent: 7245855 (2007-07-01), Yasumoto
patent: 7366442 (2008-04-01), Ishii et al.
patent: 2004/0042819 (2004-03-01), Kobayashi
patent: 2008/0050149 (2008-02-01), Parks et al.

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