Leakproof spreader device

摘要

A device for spreading a granular material over a road surface. The device includes a hopper fillable with the granular material and an agitating member configured to discharge the granular material from an outlet of the hopper. A brush is aligned with the outlet of the hopper and includes a plurality of bristles configured to inhibit leakage of the granular material from the outlet of the hopper during stoppage of the agitating member. Also provided are a system in which the spreader device is mounted on a vehicle, and a method of operating the spreader device.

主权项

1. A device for spreading a granular material comprising:
a frame attachable to a vehicle; a hopper supported by the frame and configured to hold the granular material; an agitating member configured to discharge the granular material from an outlet of the hopper; a spinner plate configured to spread the granular material discharged from the outlet of the hopper; and a brush aligned with the outlet of the hopper, the brush including an outer peripheral rim and a plurality of bristles extending inwardly from the outer peripheral rim, the plurality of bristles being flexible relative to the outer peripheral rim and configured to inhibit leakage of the granular material from the outlet of the hopper during stoppage of the agitating member.