Patent ID: 7823371
Filing Date: 2010-11-02
Classification: A01D

Abstract:
1. An agricultural machine for windrowing of forage, the machine comprising: a frame, at least one pickup device that picks up plants lying on the ground, at least one conveyor belt which is situated behind to the pickup device and extends over the entire length of said pickup device, a plants guiding device situated at least partially above and at a short distance from said a least one pickup device, support arms that support the guiding device, said arms extending rearward over the conveyor belt and having rear ends, at least one substantially horizontal axis situated, while the agricultural machine is in a work position, above a rear portion of the conveyor belt, said rear ends of the support arms being articulated on the at least one substantially horizontal axis so that they can pivot through a certain angle, at least one spring exerting an action on the support arms which urges the arms and the guiding device to pivot in the direction of the pickup device, wherein the at least one substantially horizontal axis is situated on supports linked to the frame, the agricultural machine further comprising abutments that limit the angle of pivoting of the arms about their articulation axis on the supports linked to the frame.