Patent ID: 9656826
Date: 2017-05-23
CPC Classifications: B65H

Claim:
1. A sheet post-processing apparatus comprising: a processing tray on which a sheet is loaded; a shift member which moves a sheet placed on the processing tray in a sheet width direction which is orthogonal to a sheet conveyance direction; a discharge tray which is disposed on a downstream side of the processing tray in the sheet conveyance direction; a discharge roller pair which discharges a sheet on the processing tray onto the discharge tray; and a pressing member which presses down an upstream-side end part of a sheet discharged onto the discharge tray, wherein the pressing member has an arm portion which rotates in the sheet conveyance direction about a rotation fulcrum, a roller which is attached to the arm portion to be rotatable in the sheet width direction, and means for rotating about the rotation fulcrum the pressing member such that the pressing member is selectively disposed in a first position in which the roller presses down an upstream-side end part of a sheet discharged onto the discharge tray, or in a second position in which the roller contacts a lower surface of a sheet on the processing tray.