Centrifugal fertilizer spreader has pre-acceleration chamber mounted above main disk which contains rotating blades whose ends terminate at least 10 mm from its inner wall, allowing fertilizer granules to form moving, annular wall

摘要

The centrifugal fertilizer spreader has a pre-acceleration chamber mounted above the main disk (11) . This contains rotating blades (16) whose ends (17) terminate at least 10 mm from its inner wall, which has an outlet (20). This allows the fertilizer granules to form a moving, annular wall.