WORK TOOL OF MACHINE FOR EXCAVATING ROOT MASS OF LICORICE Russian patent published in 2009 - IPC A01D31/00

Abstract RU 2347350 C1

FIELD: agriculture.

SUBSTANCE: work tool contains cylinder drum on outer surface of which blades are secured at angle to drum axis. Surface of each blade is made helicoid. The working edge of the blade is made along Archimedian spiral, while rear edge is made along the straight line connecting a peripheral point of the blade with the cylinder drum.

EFFECT: increased labour efficiency.

2 dwg

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RU 2 347 350 C1

Authors

Saldaev Aleksandr Makarovich

Dates

2009-02-27—Published

2007-10-24—Filed