Patent ID: 8549752

Claim:
A method of changing a spur gear of a model vehicle clutch for a toy model vehicle, comprising: providing a transmission input shaft extending in an axial direction; supporting the spur gear for rotation about the transmission input shaft and for receiving a driving torque; transmitting, by the transmission input shaft, the driving torque from the spur gear to a model vehicle transmission; connecting a clutch driver plate to the spur gear for receiving the driving torque from the spur gear; providing a spring configured to apply an axial load to at least a portion of the clutch driver plate in the axial direction of the transmission input shaft, the spring being adjustable to vary the axial load; providing an annulus comprising a bearing surface surrounding at least a portion of the transmission input shaft; fitting the spur gear over at least a portion of the annulus through a central aperture in the spur gear; transferring, through the annulus, the axial load from the spring to at least a portion of the clutch driver plate; and adjusting the spring to change the axial load applied by the spring to at least a portion of the clutch driver plate.