A sheet transport apparatus comprises a predetermined number of transport members
2 disposed in a sheet transport passage 1. At least a part of the
transport members 2 is a multi-direction transport member 4 for variably
setting the transport direction of a sheet 3 to a plurality of directions.
To perform direction switch control of the multi-direction transport member 4,
the sheet transport apparatus comprises a transport direction switch unit 8
that can switch the transport direction of the sheet 3 by the multi-direction
transport member 4 at a predetermined timing. Alternatively, the sheet transport
apparatus comprises a guide member 9 for regulating a side position of the
sheet 3.