| 摘要 |
PROBLEM TO BE SOLVED: To provide a steering device for a farming machine equipped with a left and right pair of crawler type running device capable of properly and easily performing the running operation of the farming machine. SOLUTION: The steering device of the farming machine is configured so that a first operation zone Lc and Rc, a second operation zone Ls and Rs, and a third operation zone Lb and Rb are formed in order in the operating region where a single steering operating tool 42 makes a shift from the neutral position n to one of the left and the right revolving direction in such an arrangement that the revolving function heightens as going farther from the neutral position n, wherein the second operation zone Ls and Rs is set greater than the first operation zone Lc and Rc and the third operation zone Lb and Rb. COPYRIGHT: (C)2004,JPO&NCIPI
|
