| 摘要 |
Apparatus for mixing and dispensing macadam material that includes a generally horizontal mixer chamber having a feed hopper above one end and a discharge chute depending downwardly from the other end. An elongate mixer rotor is included that has a plurality of vanes inclined to the axis of rotation of the rotor shaft is driven to urge aggregate from the end of the mixer chamber under the feed hopper to the end over the discharge chute, while agitating the aggregate to be mixed with binder applied from above. The discharge end of the mixer chamber can be raised and lowered in order to retard and accelerate the rate of movement of the agitated aggregate along the mixer chamber.
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