| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a pedal operation structure for an agricultural work machine excellent in operatability and capable of simply maintaining or releasing of maintaining a pedal at a pedal stepping operation position and preventing operation failure. SOLUTION: This pedal operation structure for the agricultural work machine is provided with a first guide part 29 for swingingly guiding a swing arm 19 to a direction resistant to energizing of a second spring 21 by stepping operation of the pedal 9 from a stepping release position of the pedal 9, and releasing the guide and permitting swinging of the swing arm 19 by energizing of the second spring 21 by stepping operation of the pedal 9 in a value larger than a predetermined value; a second guide part 30 for guiding and holding the swing arm 19 by receiving the swing arm 19 and guiding the swing arm 19 to an engagement position to which the pedal 9 is maintained in the predetermined stepping operation position accompanied by stepping release of the pedal 9, and releasing the holding of the swing arm by the stepping operation of the pedal 9 afterward and permitting swinging of the swing arm 19 by energizing of the second spring 21; and a third guide part 31 for swingingly guiding the swing arm 19 to the first guide part 29 by stepping release of the pedal 9.</p> |
