Sheet feeding or delivering – Feeding – Multiple supplies
Reexamination Certificate
2011-08-02
2011-08-02
Bollinger, David H (Department: 3653)
Sheet feeding or delivering
Feeding
Multiple supplies
C271S157000, C271S158000, C414S795800
Reexamination Certificate
active
07988142
ABSTRACT:
An image forming apparatus according to the present invention includes: a first sheet feeding unit; a second sheet feeding unit provided adjacent to the first sheet feeding unit; one or plural first shutter(s) provided in the first sheet feeding unit; a driving unit that drives the first shutter(s); and one or plural second shutter(s) provided in the second sheet feeding unit, the second shutter(s) opening and closing in association with the opening and closing of the first shutter(s) driven by the driving unit. According to the present invention, when plural shutters for designating a stacking range of sheets are provided, an operation of any one of the shutters can be suitably associated with operations of the other shutters.
REFERENCES:
patent: 5085421 (1992-02-01), Sellers
patent: 5195734 (1993-03-01), Tanabe
patent: 5971387 (1999-10-01), Kita
patent: 7866654 (2011-01-01), Ohno
patent: 2003/0141651 (2003-07-01), Berdelle-Hilge et al.
patent: 2009/0066007 (2009-03-01), Sugiyama
patent: 2009/0072467 (2009-03-01), Ohno
patent: PH06-043710 (1994-02-01), None
patent: PH09-040196 (1997-02-01), None
Bollinger David H
Kabushiki Kaisha Toshiba
Patterson & Sheridan LLP
Toshiba Tec Kabushiki Kaisha
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