US PATENT SUBCLASS 414 / 306
.~.~.~ Having compound motion assistant located proximate to bottom of receptacle and displaceable generally parallel thereto

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

288  DF  STATIC RECEPTACLE AND MEANS FOR CHARGING OR DISCHARGING, OR FACILITATING THE CHARGING OR DISCHARGING OF, THE RECEPTACLE {7}
304  DF  .~ Nongravity discharging means {4}
305  DF  .~.~ Including at least one discharge assistant of the compound motion type {2}
306.~.~.~ Having compound motion assistant located proximate to bottom of receptacle and displaceable generally parallel thereto {4}
307  DF  .~.~.~.~> Condition responsive
308  DF  .~.~.~.~> Assistant separable from receptacle
309  DF  .~.~.~.~> Pivotably displaceable assistant and member for shielding its fixed end
310  DF  .~.~.~.~> Comprising screw conveyor {2}

DEFINITION

Classification: 414/306

Having compound motion assistant located proximate to bottom of receptacle and displaceable generally parallel thereto:

(under subclass 305) Apparatus wherein a compound motion discharge assistant is located near the bottom of the receptacle, is driven displaceably in a direction more or less parallel to the bottom, and initiates the moving of the charge from the receptacle by acting upon the lower portion of the charge.