| 主权项 |
1. A fixing device comprising:
a fixing roller for fixing a toner image onto a sheet of paper; a plurality of separation claws that are in contact with the fixing roller to separate a sheet of paper, onto which a toner image is fixed, from the fixing roller; a holder for supporting the plurality of separation claws; a slide mechanism for sliding the holder along an axial direction of the fixing roller; and a fixing roller rotating gear configured to be rotatable integrally with the fixing roller, wherein the slide mechanism comprises: a driving gear configured to be rotatable to mesh with the fixing roller rotating gear; and a cam configured to be formed integrally with the driving gear and rotatable integrally therewith, such that the cam presses the holder along the axial direction of the fixing roller, wherein the drive gear and the cam compose a cylinder of one piece in which the drive gear and the cam are adjacent to each other in an axial direction of the cylinder without interposing an intermediate element therebetween, wherein the holder, when viewed in a side view, comprises a U-shaped attachment plate, and the cam is configured to abut on an upper end of one of a pair of bent parts projecting at ends of the attachment plate, said ends being defined with respect to the axial direction of the fixing roller, and wherein a pair of separation claw supporting plates, to which the plurality of separation claws are fixed, is fixed to a bottom of the U-shaped attachment plate in an opposite direction with respect to the pair of bent parts and at an equal interval from a center part of the fixing roller in the axial direction of the fixing roller. |
