US PATENT SUBCLASS 171 / 20
WITH MANUAL OPERATION STATION (E.G., TOPPING, SEPARATION INSPECTION)


Current as of: June, 1999
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171 /   HD   UNEARTHING PLANTS OR BURIED OBJECTS

20WITH MANUAL OPERATION STATION (E.G., TOPPING, SEPARATION INSPECTION)


DEFINITION

Classification: 171/20

(under the class definition) Apparatus in which there is provision to support or accommodate a human operator who is necessary (1) to the handling of the recovered object to carry it through a portion of its travel through the apparatus or (2) to perform some manipulative step on said recovered object such as inspecting the object or severing a

portion thereof.

(1) Note. Mere stepping platforms which an operator uses from time to time to gain access to a portion of the apparatus or which support the operator near a portion of the device which requires adjusting or unloading are excluded and have been considered frame features.

SEE OR SEARCH CLASS

172, Earth Working,

431+, for earth-working apparatus with a seat or attendant's station.

280, Land Vehicles, 32.5, for a land vehicle with a worker's support or shade.