OPENER OF TILLER-SEEDER Russian patent published in 2008 - IPC A01C7/20 

FIELD: agriculture.

SUBSTANCE: opener includes A blade, receiver and distributor of sown material, arch of the space under the blade and reflector. The reflector is located under the distributor and has an inclination aside, reverse to movement direction of the opener. The distributor has form of cuneiform divider and is mounted in the space under the blade on way of outlet of sown material from the receiver. The reflector and the distributor are established throughout the height on a distance from each other. The distributor has inclination towards movement of the opener. The forward part of the distributor is located above the reflector. The receiver is executed in the form of the pipe having rectangular flow passage extended along the opener movement. The arch of the space under the blade contains right and left flaps fixed on lateral walls in the bottom part of the receiver. The reflector is attached to the flaps. A plate is mounted and fastened between right and left flaps at forward wall of the receiver. Fixed stop is provided under the plate. The distributor is made of polyamide. Besides, the distributor has contact to a back wall of the receiver to which it is attached by detachable connection. The extended cross-section partition is executed in receiver cavity, over the distributor.

EFFECT: increase of distribution uniformity of sown material.

6 cl, 4 dwg