Patent ID: 7424836

Claim:
An anteroposterior position variable pedal apparatus mounted through a bracket fixed to a vehicle body frame, comprising: a push link shaft fixed to the bracket; a pedal link shaft which is fixed to the bracket at a position rearwardly from the push link shaft; a push link of which one end is swingingly joined with the push link shaft; a first connecting link of which one end is swingingly attached to the other end of the push link; a second connecting link of which one end is swingingly joined with the pedal link; a slider rail of which one end is fixed to the other end of the pedal link; a slider which is engaged with the slider rail, is capable of being moved along the slider rail in an anteroposterior direction of the vehicle and is capable of being locked at an arbitrary position on the slider rail; a pedal arm fixed to the slider; and an application point shaft joined with the other end of the second connecting link, wherein an elongated guide groove is formed in an upper portion of the pedal arm so as to be inclined in a predetermined gradient with respect to the slider rail, the pedal is fixed to a lower portion of the pedal arm, the other end of the first connecting link is swingingly joined with the application point shaft, the application point shaft engages with the guide groove, the pedal moves in the anteroposterior direction of the vehicle by changing a position of the slider along the slider rail, and while the pedal moving in the anteroposterior direction, a ratio of a distance between the pedal link shaft and the application point shaft to a distance between the pedal link shaft and the pedal is maintained at a substantially constant value, by moving the application point shaft in the guide groove.