摘要 |
A working vehicle is provided with: a lift arm linked to a front part of a vehicle body of the working vehicle so as to be capable of turning vertically; an operation lever that can be operated between a raising operation end position and a lowering operation end position, the operation lever operating the raising and the lowering of the lift arm; a raising detent mechanism having a holding function for holding, at the raising operation end position, the operation lever having been operated to the raising operation end position; and a lowering detent mechanism having a holding function for holding, at the lowering operation end position, the operation lever having been operated to the lowering operation end position. When the angle of the lift arm exceeds a predetermined upper limit, the holding function of the raising detent mechanism and the holding function of the lowering detent mechanism are disabled. |
申请人 |
HITACHI CONSTRUCTION MACHINERY CO., LTD. |
发明人 |
TANAKA, TETSUJI;MIYAMOTO, YASUNORI;HYODO, KOJI;AOKI, ISAMU;KIRITA, KATSUYUKI;YADA, HIROAKI;NAKAGAWA, SEIJI;YOSHIKAWA, MASAKI |