Patent ID: 8055182

Claim:
An image forming apparatus comprising: an image forming portion which forms an image on a sheet; and a re-conveying portion which again conveys a sheet formed with an image by the image forming portion to the image forming portion, wherein the re-conveying portion includes: a plurality of sheet support portions which support a sheet formed with an image by the image forming portion; and a moving member which moves the plurality of sheet support portions to a receiving position where a sheet is received and a carry-out position where a supported sheet is conveyed out, wherein the sheet support portions include: a pair of normally and reversely rotatable rollers which receive a sheet by normal rotation and convey out a sheet by reverse rotation; a guide member which guides the reception of a sheet to the pair of rollers and the conveyance of a sheet by the pair of rollers; a first holding portion which holds the sheet support portion in a state where a sheet is receivable when the sheet support portion moves to the receiving position; a second holding portion which holds the sheet support portion in a state where a sheet is conveyable out when the sheet support portion moves to the carry-out position; a first drive portion which drives the pair of rollers such the sheet support portion, which is held by the first holding portion in a state where a sheet is receivable, receives a sheet; and a second drive portion which drives the pair of rollers such that a sheet is conveyed out from the sheet support portion, which is held in a state where a sheet is conveyable out by the second holding portion, wherein when a sheet is conveyed out at the carry-out position, the sheet is conveyed out such that a rear end of the sheet at the receiving position is a leading end at the carry-out position.