Patent ID: 8585032

Claim:
A sheet folding apparatus for performing folding processing on a sheet from a carry-in entrance to carry out to a carrying-out exit, comprising: a first transport path having a substantially linear path, for guiding the sheet fed from the carry-in entrance to the carrying-out exit without performing the folding processing; a second transport path for performing the folding processing on the sheet from the carry-in entrance; and a folding processing device disposed in a folding position in the second transport path to fold the sheet from the carry-in entrance, wherein the second transport path is disposed to cross the first transport path, and comprises a path end portion for guiding the sheet to the folding position, and another path end portion for guiding the folded sheet from the folding position to a downstream side, and the path end portion and the another path end portion are disposed inside the sheet folding apparatus opposite to each other relative to the first transport path.