SHEET POST-PROCESSING APPARATUS AND IMAGE FORMING SYSTEM

Abstract: a sheet post-processing apparatus includes a post-processing main unit and an expansion unit. the expansion unit, into which a sheet having passed through the post-processing main unit is introduced, is removably mounted on the post-processing main unit. the post-processing main unit includes a switching guide that switches the conveyance direction of the sheet between a first direction leading to a main-unit discharge tray and a second direction leading to the expansion unit. the expansion unit includes a guide contact member that, when the expansion unit is mounted on the post-processing main unit, makes contact with the switching guide to switch the switching guide to a position for the second direction.

Inventor(s): Tadahisa KISHIMOTO, Satoru YONEMOTO

CPC Classification: B65H29/60 (diverting the stream into alternative paths ( takes precedence))

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