US PATENT SUBCLASS 56 / 12.8
.~ Including driven air-blower unit

Current as of: June, 1999
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56 /   HD   HARVESTERS

10.1  DF  MOTORIZED HARVESTER {16}
12.8.~ Including driven air-blower unit {2}
12.9  DF  .~.~> For drawing vegetation to harvester {1}
13.3  DF  .~.~> For discharging crop from harvester {1}

DEFINITION

Classification: 56/12.8

(under subclass 10.1) Machine provided with an operating assemblage comprising means for moving air under pressure or suction, whereby vegetation or crop is moved relative to the harvester under the influence of the moving air.

(1) Note. In this subclass the air-blower cools the motor or engine or provides a force for lifting the harvester out of contact with the ground.