Image forming apparatus

Details Image forming apparatus Image forming apparatus

2008-01-16

2011-10-11

Colilla, Daniel J (Department: 2854)

Electrophotography

Document handling

Copy

C271S228000

Reexamination Certificate

active

08036588

ABSTRACT:
In an image forming apparatus including an image forming section which forms an image on a sheet and a conveyance section which conveys the sheet to the image forming section, the conveyance section includes: a registration roller, a plurality of loop forming rollers which cause the sheet to form a loop, provided upstream of the registration roller in a sheet conveyance direction and arranged in a direction perpendicular to the sheet conveyance direction, a skew detection sensor which detects a skew of the sheet, and a conveyance roller provided upstream of the loop forming roller; and a control section which controls independently each of the plurality of loop forming rollers based on the detected result of the skew detection sensor. The conveyance roller is swung in the direction perpendicular to the sheet conveyance direction.

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