US PATENT SUBCLASS 406 / 32
.~.~.~.~ 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}
28  DF  .~ Control of load input or output {1}
29  DF  .~.~ Input {2}
31  DF  .~.~.~ Responsive to presence, absence, or quantity of load {1}
32.~.~.~.~ Level or weight of load in receptacle {1}
33  DF  .~.~.~.~.~> In receptacle at discharge

DEFINITION

Classification: 406/32

Level or weight of load in receptacle:

(under subclass 31) Subject matter wherein the sensor detects the height or the quantity 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 which merely perfects the weighing operation.

222, Dispensing,

58, for a dispenser controlled automatically by the weight of the material in a supply container.