| 摘要 |
PROBLEM TO BE SOLVED: To restrain the occurrence of a problem in which, for example, hydraulic oil pipes are pushed and deformed by mud, etc. in a field during work.SOLUTION: A hydraulic device of a working vehicle comprises a transmission case 21, a valve case 87 arranged in front of the transmission case 21, and hydraulic oil pipes 85 and 86 that form oil passages 80 and 81 arranged between the transmission case 21 and the valve case. The valve case 87 comprises at least one piping connection part 87A-87C in one of upper, lower, left, and right side surfaces, and the hydraulic oil pipes 85 and 86 is connected to the connection part 87B and 87C. |
