SPEED CHANGE CONTROL DEVICE

摘要

PROBLEM TO BE SOLVED: To improve a tractor so as not to cause a sudden start and engine stop soon after disconnecting of a coupler is completed in a device for automatic changing a control pattern of the speed change gear according as a vehicle equipped with a draw gear tows a vehicle to be towed or it does not tow. SOLUTION: On the first driving when a connecting signal is switched to 'connect OFF' from 'connect ON', a control pattern to be selected on 'connect ON' is temporarily selected even if a connecting signal becomes 'connect OFF'.