SHEET STACKING APPARATUS, SHEET STORING APPARATUS, AND IMAGE FORMING APPARATUS

摘要

A sheet stacking apparatus for stacking a sheet includes a plurality of sheet stacking units, an engaging member, and a first and second moving unit. The plurality of sheet stacking units are lapped over one another in a sheet thickness direction and each includes a stacking member that stacks a sheet thereon, a contact member that contacts an edge of a sheet stacked on the stacking member, the contact member being mounted to be movable to move the sheet stacked on the stacking member, and a contact engaged member mounted to be movable integrally with the contact member. The engaging member engages with the contact engaged member. The first moving unit moves the engaging member to engage the engaging member with the contact engaged member, and moves the contact member together with the contact engaged member. The second moving unit moves the engaging member in the sheet thickness direction.

主权项

1. A sheet stacking apparatus for stacking a sheet, the sheet stacking apparatus comprising:
a plurality of sheet stacking units that are lapped over one another in a sheet thickness direction, each of the plurality of sheet stacking units including:
a stacking member configured to stack a sheet thereon,a contact member configured to contact an edge of a sheet stacked on the stacking member, the contact member being mounted to be movable to move the sheet stacked on the stacking member, anda contact engaged member mounted to be movable integrally with the contact member; an engaging member configured to engage with the contact engaged member; a first moving unit configured to move the engaging member to engage the engaging member with the contact engaged member, and to move the contact member together with the contact engaged member; and a second moving unit configured to move the engaging member in the sheet thickness direction.