PLOUGHSHARE FOR BROADCAST SEEDING Russian patent published in 2011 - IPC A01C7/20 

FIELD: agriculture.

SUBSTANCE: ploughshare comprises a stand with a cultivator centre hoe and a seed duct, the output end of which is installed in the under-hoe space. At the outlet end of the seed duct there is a diffuser tube made of elastic resilient material with the possibility to execute self-excited oscillations under action of air flow that transports seeds into the under-hoe space. The diffuser tube is installed in a limiting ring arranged in the under-hoe space with the possibility of its displacement along the diffuser tube to adjust amplitude of its end oscillations.

EFFECT: invention will make it possible to distribute seeds in a high-quality manner along the centre hoe gripping width in the under-hoe space.

3 dwg