SHANK Russian patent published in 2006 - IPC A01C7/20 

Abstract RU 2274989 C1

FIELD: agricultural engineering, in particular, working tools for drill.

SUBSTANCE: shank has tubular seed guide and shank tine rigidly connected to seed guide. Shank has wedge-shaped front surface. Corrugated disk knife is mounted on axis of rotation within fork. A-hoe is rigidly fixed on tine. Axis of rotation of disk knife is spring-loaded relative to fork by compression springs. Spring is connected directly to stem and is forced to vibrate by means of electromagnet. Spring vibration value depends on type and properties of soil to be cultivated.

EFFECT: improved quality of soil cultivation and reduced shank draft.

3 dwg

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RU 2 274 989 C1

Authors

Kravchenko Sergej Vladimirovich

Dates

2006-04-27Published

2004-08-06Filed