PNEUMATIC PRECISION-SEEDING UNIT Russian patent published in 1996 - IPC

Abstract RU 2063117 C1

FIELD: agricultural engineering. SUBSTANCE: pneumatic precision-seeding unit has liners 6 with vacuum distributor 8 provided with openings 10 having diameter not exceeding that of suction openings. Folds 9 are positioned in succession above openings 10 in upper part of vacuum distributor 8. Distance between axis of rotation of disk and lower points of openings 10 is at least equal to radius of faceplate. EFFECT: increased efficiency, simplified construction and enhanced reliability in operation. 2 cl, 4 dwg

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RU 2 063 117 C1

Authors

Bertov A.A.

Dates

1996-07-10—Published

1993-02-10—Filed