A wheel loader includes: a mechanical drive unit; an HST pump that feeds a hydraulic oil for travelling; an accessory hydraulic pump that feeds a hydraulic oil for a bucket; first and second hydraulic motors driven by the hydraulic oil from the HST pump; and a power combining unit configured to combine powers of the first and second hydraulic motors with a power of the mechanical drive unit, in which the mechanical drive unit is provided between an engine shaft to an output shaft with a shaft center, the power combining unit is configured to combine the power of the mechanical drive unit with the powers of the first and second hydraulic motors at a position above the output shaft, and the first and second combining gears and a gear, to which combined powers are transmitted, are disposed between the first and second hydraulic motors and the output shaft.
WHEEL LOADER
2016-04-14
Patent
Elektronische Ressource
Englisch