Patent ID: 8113508

Claim:
A bill processor comprising: a stacking unit where bills are stacked; a delivery unit that substantially horizontally delivers bills one by one to an upper space of the stacking unit; a striking and dropping unit that strikes and drops the trailing edge of a delivered bill in its delivery direction; a regulating member that engages the bill delivered to the upper space of the stacking unit at the leading edge of the bill in its delivery direction; and a position changing mechanism that changes the position of the regulating member in the delivery direction according to the length of the bill in the delivery direction, the position changing mechanism having a belt that is wound between a pair of pulleys driven by a motor to support the regulating member, wherein the stacking unit includes: a front wall vertically erected in front of the delivery direction of the bill; a rear wall vertically erected behind the delivery direction of the bill; a top wall that forms an upper edge of the upper space; and a bottom wall which closes a bottom opening of the stacking unit, the top wall is formed in an upwardly inclined posture that ascends towards a front side in the delivery direction of the bill, the top wall has a first end positioned nearer the rear wall than the front wall and has a second end positioned nearer the front wall than the rear wall, and the second end is positioned higher than the first end when viewing the stacking unit from a bottom wall side, and wherein the delivery unit includes two guides which guide bills, each of the guides has an end on a side of the stacking unit, and the end has the same angle of inclination as the top wall.