| 摘要 |
PROBLEM TO BE SOLVED: To provide a tractor easily providing quietness in a cabin, while suppressing intrusion of external dust and the like into the cabin. SOLUTION: Steering shafts 30A, 30B, 33, 34 extended from a steering handle provided in an operation cabin B separated from a prime mover chamber D by a support member 23 or the like are connected to a power steering unit PS disposed in the prime mover chamber D side, the power steering unit PS is mounted on the support member 23 via a vibration control member 35, and an elastic seal member 39 internally fitted into the inner periphery of a through-hole 23A formed on the support member 23 to penetrate the steering shaft 33 therethrough includes a supported part 39A supported in the inner periphery and a ring-like lip part 39D disposed to protrude downward from the supported part 39A and elastically press-fitted to the upper face of the power steering unit PS. COPYRIGHT: (C)2013,JPO&INPIT |
