Patent attributes
A control method of a power train system is provided. The control method of a power train system may include: a power output step and a power change step. The power change step may include: a shaft driving process of rotating a reverse input driving shaft separated from an axle shaft connected to the left and right wheels and installed in parallel to the axle shaft and a forward input driving shaft installed in parallel to the reverse input driving shaft; a clutch fixing process of fixing any one of reverse and forward clutch parts to the reverse or forward input driving shaft by supplying operation oil to the corresponding clutch part, wherein the reverse and forward clutch parts are installed on the reverse and forward input driving shafts, respectively, and each of the reverse and forward clutch parts includes a pair of clutch parts; and a changed power output process of transferring the changed power to the axle shaft through the reverse or forward clutch part fixed through the clutch fixing process.
