DRILL Russian patent published in 1998 - IPC

Abstract RU 2113780 C1

FIELD: agricultural engineering. SUBSTANCE: drill has hoe with width-height ratio of 9-10, spreader made in the form of truncated four-sided pyramid with two concave side surfaces. Rear face is inclined relative to base. EFFECT: increased efficiency by uniform spreading of seeds and improved plant growing conditions. 5 dwg

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RU 2 113 780 C1

Authors

Prokhorov V.N.

Kerenskij Ju.N.

Polubojarov Ju.B.

Andronov V.M.

Sakmaev N.V.

Pustov V.I.

Nekljudov A.V.

Dates

1998-06-27Published

1996-08-06Filed