| 摘要 |
A sheet stack apparatus comprises a storage portion configured to support sheets conveyed one by one in a standing position, a receiving portion configured to receive lower ends of the sheets supported by the storage portion, an assisting member configured to move from a first position to the storage portion side and at a second position where the assisting member contacts with the sheets conveyed to the storage portion, assist stacking of the sheets on the storage portion, and a holding member configured to move in correspondence with a movement of the assisting member via an attaching portion, when the assisting member is at the second position, separate from the lower ends of the sheets, and when the assisting member is at the first position where the assisting member is separated from the sheets supported by the storage portion, contact with the lower ends of the sheets, thereby hold them on the storage portion side.
|
