PNEUMATIC SEEDS DISPENSER HOUSING WITH PROTECTION OF SEEDS PASSAGE Russian patent published in 2017 - IPC A01C7/04 

FIELD: agriculture.

SUBSTANCE: pneumatic seed dispenser has housing having dosing seeds side and evacuation side, wherein said seeds dosing side includes seed stock, in which seeds are located in housing. In housing disc is installed with possibility of rotation around axis and having plurality of seed cells, spaced radially around axis for placement and retention of seeds. At that, housing seeds dosing side has outer lateral wall arranged radially from housing axis and extending in axial direction at least with part of side wall adjacent to seeds stock, shifted radially outward from rest part of external side wall to provide seeds with additional space to move around and retraction onto disc seed cell or into it. Housing shifted part is at least partially closed with safety element.

EFFECT: invention allows to improve seeds falling into disc cells and increase accuracy of sowing.

20 cl, 23 dwg