US PATENT SUBCLASS 414 / 175
.~.~.~.~.~ Including screw conveyor


Current as of: June, 1999
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414 /   HD   MATERIAL OR ARTICLE HANDLING

147  DF  CHAMBER OF A TYPE UTILIZED FOR A HEATING FUNCTION AND MATERIAL CHARGING OR DISCHARGING MEANS THEREFOR {6}
160  DF  .~ Charging of chamber {7}
172  DF  .~.~ By driven device for transporting material to and/or into, or into and within, chamber {9}
173  DF  .~.~.~ Plural, successive, driven devices {2}
174  DF  .~.~.~.~ Thrower and at least one feeder conveyor therefor {2}
175.~.~.~.~.~ Including screw conveyor


DEFINITION

Classification: 414/175

Including screw conveyor:

(under subclass 174) Apparatus wherein the feed conveyor is, or the feed conveyors include, a conveyor of the screw-type.