US PATENT SUBCLASS 241 / 248
.~.~.~.~.~ Hopper supply

Current as of: June, 1999
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241 /   HD   SOLID MATERIAL COMMINUTION OR DISINTEGRATION

*  DD  APPARATUS {41}
198.1  DF  .~ Cooperating comminuting surfaces (e.g., jaw crusher) {5}
220  DF  .~.~ Rotary surface (or surfaces) {2}
244  DF  .~.~.~ Axial or radial flow of material (e.g., disc mill, or cone and shell mill) {6}
245  DF  .~.~.~.~ With feed and/or discharge mechanism or control {2}
248.~.~.~.~.~ Hopper supply {1}
249  DF  .~.~.~.~.~.~> Subjacent shaking shoe or receptacle

DEFINITION

Classification: 241/248

(under subclass 245) Devices in which the control or feed mechanism operates in conjunction with a hopper.

SEE OR SEARCH CLASS

198, Conveyors: Power Driven,

311, 359+ and 523+ for a conveyor feeding a load to, or receiving a load from, a hopper, and subclasses 550.01 and 582 for a bin having a conveyor for discharging a material therefrom.

222, Dispensing, appropriate subclasses, for hopper dischargers, per se.