US PATENT SUBCLASS 406 / 23
.~.~.~ Level or weight of load in receptacle

Current as of: June, 1999
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406 /   HD   CONVEYORS: FLUID CURRENT

10  DF  WITH MEANS TO CONTROL CONVEYING FLUID OR MOVEMENT OF LOAD IN RESPONSE TO SENSED CONDITION {3}
12  DF  .~ Control of conveying fluid {4}
19  DF  .~.~ Responsive to presence or absence or quantity of load {4}
23.~.~.~ Level or weight of load in receptacle {1}
24  DF  .~.~.~.~> At intake {1}

DEFINITION

Classification: 406/23

Level or weight of load in receptacle:

(under subclass 19) Subject matter wherein a sensor detects the height or the amount of the load in a hopper or other container associated with the fluid current conveyor*.

SEE OR SEARCH CLASS

177, Weighing Scales, appropriate subclass for patents claiming details of the weighing scale, or a weigher combined with a conveyor for moving material only as much material as in necessary to the weighing operation.