| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a steering device with large freedom on a constitution capable of being mounted on a rice transplanter without providing a solenoid clutch. <P>SOLUTION: The steering device is constituted by continuously connecting a steering shaft 41, a power steering unit 51 and a solenoid valve unit 61 for controlling a hydraulic motor 71 for turning a steering gear box 81; and continuously connecting the steering gear box 81 and the hydraulic motor 71. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
