| 摘要 |
PROBLEM TO BE SOLVED: To provide a rice planting machine which can instantaneously and efficiently absorb intense force even when the force is applied as an impact from a planting section to an oil hydraulic cylinder in a state in which the planting section is held at a predetermined height. SOLUTION: The rice planting machine 1 is equipped with the planting section 40 installed to be liftable at the rear part of a travel section 10 through a lift link mechanism 53, a lift cylinder 54 for lifting the planting section 40 with connecting to the lift link mechanism 53, an accumulator 65 for absorbing the force applied to the lift cylinder 54 by the impact from the planting section 40, wherein the accumulator 65 is attached to the lift cylinder 54 in communicating with an oil chamber on the side of elevation of the lift cylinder 54. COPYRIGHT: (C)2011,JPO&INPIT
|
