Patent ID: 7814739

Claim:
A riding mower comprising: a vehicle body; a driver's seat mounted on the vehicle body; an operation part arranged around the driver's seat; a mower unit provided on the vehicle body, comprising: a mower deck, a cutting blade installed inside the mower deck, and a discharge port formed in the mower deck, through which mown grass cut by the cutting blade is discharged from an interior space of the mower unit to outside; a shutter configured to close the discharge port; a shutter moving mechanism configured to move the shutter between a close position at which the discharge port is closed and an open position at which the discharge port is opened; a shutter operating tool which is provided in the operation part and is configured to remotely operate the shutter moving mechanism to open and close the shutter; and a lock mechanism which is configured to lock the shutter at the close position and is remotely operable from the operation part; wherein the shutter operating tool and the shutter moving mechanism are linked through an electronic control system programmed to receive an operational displacement of the shutter operating tool as a detection signal and to output a control signal for controlling the shutter moving mechanism based on the detection signal; wherein the electronic control system comprises: an operation position detecting sensor configured to detect a position of a switching operation of the shutter operating tool; a shutter opening/closing determining section configured to determine whether the shutter is opened or closed based on the detection signal from the operation position detecting sensor; and a shutter driving section configured to output the control signal for controlling the shutter moving mechanism based on a determination result of the shutter opening/closing determining section.