Patent ID: 8028979
Filing Date: 2011-10-04
Classification: B41L,B65H

Abstract:
1. A sheet folding apparatus comprising: a sheet position adjuster which supports a stack of sheets stacked on an inclined surface of a sheet path and adjusts a position of the stack of sheets along the inclined surface; a stapler which staples the stack of sheets set at a stapling position by the sheet position adjuster; a sheet folding unit which folds the stack of sheets moved downward from the stapling position and set at a folding position by the sheet position adjuster; and a sheet conveying guide provided between the stapler and the sheet folding unit; wherein the stapler includes a driver unit which ejects a staple from a staple surface by sinking from the inclined surface and an anvil unit which operates to sink the driver unit, the sheet folding unit includes a pair of folding rollers which rotate in contact with each other and a folding blade which inserts the stack of sheets into a nip between the pair of folding rollers, and the sheet conveying guide includes a sheet loading surface offset in a sinking direction toward a side of the pair of folding rollers from the staple surface by an amount of sinking of the driver unit, and an uprising member which is disposed on a part of the sheet loading surface to keep the stack of sheets symmetric with respect to the pair of folding rollers.