DISTRIBUTING HEAD OF AIR-OPERATED DRILL FOR SOWING LOOSE MATERIALS Russian patent published in 1996 - IPC

FIELD: agriculture mechanical engineering. SUBSTANCE: distributing head has inlet pipe line, distributor, discharging pipe lines, bottom horizontal base, cover with a flow guide, detachable ring, rotatable gate with a bushing, and axle. The front part of the discharging branch pipe separators are provided with recesses wherein the axles with bushings for securing rotatable gates are received. The length of the gates is greater than the distance between the axles of the adjacent gates by a factor of 1.7-2.0. This provides overlapping the discharging branch pipes at no less than 90° to the direction of the flow depending on the number of branch pipe to be overlapped. Locking members are positioned at the bottom part of the gates. The inner bottom horizontal base of the distributor is provided with hollows for receiving the locking members of the gates. EFFECT: improved design. 4 cl, 3 dwg