Patent ID: 8395828

Claim:
A stacking device including a carry-out section which stores a plurality of sheets of recording media conveyed in from a carry-in section, into a storage space formed along vertical directions, and delivers the stored plurality of recording media to a device for a later process, the stacking device further comprising: a contact section with which top ends of the recording media in a conveying direction, conveyed into the storage space, make contact to stop the recording media at a storage position; a media move section which comprises a plurality of partition members, forms a plurality of spaces capable of storing the recording media between the partition members, stores the recording media stopped at the storage positron into arbitrary one of the plurality of spaces, and moves the partition members thereby to move at least a part of the top ends of the recording media to a pushup position different from the storage position; and a lift section which pushes up, to the carry-out section, the recording media moved to the pushup position by the media move section.