Patent ID: 8132812

Claim:
A sheet discharging device comprising: a discharge roller that discharges a transported sheet to outside the sheet discharging device, the discharge roller having a flexible rotating shaft; first and second bearing members that rotatably hold one end side and another end side of the flexible rotating shaft, respectively; a nipping member that nips the transported sheet in cooperation with the discharge roller, the nipping member being opposed to a peripheral surface of the discharge roller; an abutment member abutting against the flexible rotating shaft between the first bearing member and the second bearing member to curve the flexible rotating shaft, wherein: the flexible rotating shaft is a drive rotating shaft to which a drive force of a motor is transmitted and which rotates based on the drive force, the flexible rotating shaft being curved by a force applied by the abutment member, the nipping member is a driven roller that rotates in accordance with a rotation of the discharge roller, the discharge roller comprises a plurality of discharge rollers which are provided on the flexible rotating shaft along an axis direction of the flexible rotating shaft, the abutment member comes in contact with the flexible rotating shaft in an area formed between the plurality of discharge rollers, the abutment member comprises an urging member that urges the flexible rotating shaft in a substantially vertical direction, and the urging member comprises a plurality of urging members provided at intervals along a direction of the flexible rotating shaft, and the plurality of urging members have mutually different urging forces.