Patent ID: 7383005
Filing Date: 2008-06-03
Classification: B41J,G03G

Abstract:
1. An image forming apparatus capable of image forming on both surfaces of a sheet, comprising: one image forming unit having two transfer portions, a first transfer portion which transfers an image to a first surface of the sheet, and a second transfer portion which transfers an image to a second surface of the sheet on the first surface of which the image is transferred at said first transfer portion; and a conveyance path which guides the sheet from said first transfer portion to said second transfer portion, wherein the conveyance path is circularly formed, wherein the sheet is guided by said conveyance path such that a front of the sheet transferred image at said first transfer portion in a conveying direction is a same portion as a front of the sheet transferred image at said second transfer portion, and the sheet is guided by said conveyance path such that an end portion in a width direction of the sheet transferred image at said first transfer portion is a same end portion relative to a sheet conveying direction as an end portion in the width direction of the sheet transferred image at said second transfer portion.