| 摘要 |
An apparatus is described for the distribution of particulate material, such as glass beads onto a marking of paint or the like on a road surface, t he apparatus comprising a housing, an upper chamber within the housing for the receipt of the beads, a lower chamber within the housing having a downwardly directe d opening and a dosing roller positioned between the upper and lower chambers, to allow the beads to pass in a controlled manner from the upper chamber to the lower chamber. At least one distribution grid is positioned in the lower chamber. The apparatus is able to dispense the glass beads at a uniform rate and evenly over the width of the marking, without spillage of the beads onto unwanted areas whic h can be both wasteful and may be damaging to the environment.
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