Image forming apparatus

Details Image forming apparatus Image forming apparatus

2011-03-22

2011-03-22

Karmis, Stefanos (Department: 3653)

Sheet feeding or delivering

Feeding

Multiple supplies

C271S009110, C271S009070

Reexamination Certificate

active

07909318

ABSTRACT:
An image forming apparatus capable of preventing simultaneous delivery of two sheets of paper when they are supplied from a paper supply device, thereby improving operational reliability of the paper supply device. The image forming apparatus includes a body incorporating a printing device, a first paper supply unit, in which first paper is loaded, a second paper supply unit, on which second paper is disposed, at least one feed roller to deliver the second paper disposed on the second paper supply unit, a pickup roller to pick up the first paper from the first paper supply unit, and a pickup pad, which is located at a first position to contact the pickup roller when the pickup roller picks up the first paper from the first paper supply unit, and which is located at a second position spaced apart from the pickup roller when the second paper disposed on the second paper supply unit is delivered by the feed roller.

REFERENCES:
patent: 4896871 (1990-01-01), Idenawa
patent: 4991830 (1991-02-01), Yamanaka
patent: 5346197 (1994-09-01), Takano et al.
patent: 5651623 (1997-07-01), Stodder et al.
patent: 5695182 (1997-12-01), Sekine
patent: 5727890 (1998-03-01), Stodder et al.
patent: 5738454 (1998-04-01), Zepeda et al.
patent: 5957447 (1999-09-01), Sekine
patent: 6179499 (2001-01-01), Beretta et al.
patent: 6227533 (2001-05-01), Jang
patent: 6406201 (2002-06-01), Beretta et al.
patent: 7556255 (2009-07-01), Terashima et al.
patent: 2004/0130089 (2004-07-01), Suzuki et al.
patent: 2005/0286942 (2005-12-01), Terashima et al.

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