Ramp spreaders of products and apparatus for spreaders agricultural products

摘要

The present invention relates to a spreading boom of products (1) to an apparatus for spreading of agricultural products (2) equipped with a suspension device (3) by means of which the ramp (1) is intended to be connected to the chassis (4) of the agricultural machine (2), said suspension device (3) including: - a connecting rod (6) which connects said ramp (1) to said chassis (4), this connecting rod (6) being connected to said chassis (4) by means of a first articulation (7) with an axis directed in the direction of advance (a) at work, and to the ramp (1) by means of a second joint (8) whose axis is also directed in the direction of advance (a) at work, - of the springs (16a, 16b) intended to act in opposition to the pivoting of the ramp (1) about said second joint (8), - of the shock absorbers (18a, 18b) designed to damp the pivoting of the ramp (1) about said second joint (8) .ladite ramp (1) is characterized by the fact that the suspension device (3) comprises in addition to the additional springs (21a, 21b) acting between the ramp (1) and the chassis (4) [invention also relates to a device for spreading of agricultural products (2) equipped with such a ramp (1).