US PATENT SUBCLASS 414 / 204
.~.~.~ Bell and hopper

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}
199  DF  .~.~ By material supporting structure movable, or having a movable component, to release material into chamber by gravity {4}
204.~.~.~ Bell and hopper {1}
205  DF  .~.~.~.~> With means to distribute material after release from structure

DEFINITION

Classification: 414/204

Bell and hopper:

(under subclass 199) Apparatus wherein the supporting structure is a hopper with a closure in the form of a material-supporting bell.

SEE OR SEARCH CLASS

266, Metallurgical Apparatus,

184, as explained in the reference thereto appearing in subclass 170 above.