Patent ID: 8837970

Claim:
A warm-pressure fixing device, comprising: a first fixing member; a second fixing member, the first fixing member and the second fixing member defining a fixing nip, and at least one of the first fixing member and the second fixing member being movable to engage and disengage the first fixing member and the second fixing member; a controller that controls the movement of the at least one of the first mixing member and the second fixing member; and a sensor configured to sense a cut sheet on a transport pathway, the cut sheet transport pathway extending through the fixing nip, wherein the controller controls the movement of the at least one of the first fixing member and the second fixing member such that the first fixing member and the second fixing member are in a disengaged position when a lead edge of the cut sheet enters the fixing nip and such that the at least one of the first fixing member and the second fixing member is moved into an engaged position after the lead edge has passed the fixing nip and while the cut sheet is in the fixing nip.