US PATENT SUBCLASS 414 / 322
.~.~.~.~ Means for displacing assistant involves driven, wheel-like, support member rolling on surface of material

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}
313  DF  .~.~.~ Having compound motion assistant operating on top of material {6}
322.~.~.~.~ Means for displacing assistant involves driven, wheel-like, support member rolling on surface of material

DEFINITION

Classification: 414/322

Means for displacing assistant involves driven, wheel-like, support member rolling on surface of material:

(under subclass 313) Apparatus wherein the discharge assistant is driven displaceably by a powered, rotating member (e.g., a wheel) which supports, at least in part, the conveyor, and which member is supported, in turn, by drivingly engaging the surface of the material in the receptacle.