Paper conveyance apparatus and image recording apparatus

Details Paper conveyance apparatus and image recording apparatus Paper conveyance apparatus and image recording apparatus

2005-11-04

2009-06-23

Joerger, Kaitlin S (Department: 3653)

Sheet feeding or delivering

Feeding

By means to convey sheet

C347S104000

Reexamination Certificate

active

07549635

ABSTRACT:
A paper conveyance apparatus includes an endless type conveyance belt, a driving unit, first and second rollers, a first biasing mechanism and an encoder. The endless type conveyance belt has first and second surfaces. The driving unit drives the conveyance belt. The first roller is in contact with the first surface. The second roller is in contact with the second surface. The first and second rollers nip the conveyance belt therebetween. The first biasing mechanism biases at least one of the first and second rollers so that the first and second rollers come close to each other. The encoder detects a rotation position of the first roller. At least one of the first and second rollers is in contact with at least one of the first and second surfaces in a region outside a paper passing region where a conveyed sheet of paper passes.

REFERENCES:
patent: 7036922 (2006-05-01), Nakashima
patent: 2004/0263560 (2004-12-01), Nakashima
patent: 5139563 (1993-06-01), None
patent: 5232129 (1993-09-01), None
patent: 5297737 (1993-11-01), None
patent: 05 319609 (1993-12-01), None
patent: 5319610 (1993-12-01), None
CN Office Action Dec. 7, 2007, CN App. No. 200510120207.3.

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