Patent ID: 7856201

Claim:
A transfer fixation apparatus for transferring a toner image onto a recording target medium and fixing the toner image on the recording target medium, comprising: a fixing member that carries the toner image; a pressurizing member that presses against the fixing member with pressure so as to form a nip through which the recording target medium is transported; and a heating section that is made up of a plurality of heating members that are provided at relatively upstream positions relative to the nip, the plurality of heating members applying heat to a surface of the recording target medium that is transported toward the nip, wherein a number of heating members that apply heat to the surface of the recording target medium is changed depending on whether a transfer of the toner image is performed only on a front side of the recording target medium or the transfer of the toner image is performed also on a reverse side of the recording target medium after the transfer of the toner image on the front side of the recording target medium and the plurality of heating members can be controlled independently of each other or one another.