US PATENT SUBCLASS 177 / 60
WEIGHER RESPONSIVE MATERIAL CONTROL

Current as of: June, 1999
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177 /   HD   WEIGHING SCALES

60WEIGHER RESPONSIVE MATERIAL CONTROL {13}
61  DF  .~> Translatable among plural sources
62  DF  .~> Remote discharge station
63  DF  .~> With additional material-presence responsive means {1}
68  DF  .~> Flow terminator requiring external reset {6}
80  DF  .~> With external intercontrol {1}
82  DF  .~> Overload removal
83  DF  .~> Rotary {3}
89  DF  .~> Stationary weigh chamber
90  DF  .~> Alternating weigh chambers {5}
103  DF  .~> Plural chambers {1}
105  DF  .~> Discharge valve or gate {6}
114  DF  .~> Correlated feed and discharge {1}
116  DF  .~> Feed {4}

DEFINITION

Classification: 177/60

(under the class definition) Apparatus wherein a weigh chamber actuates material supply control means.

SEE OR SEARCH CLASS

137, Fluid Handling,

403+, for liquid level control by weight of accumulated liquid.

209, Classifying, Separating, and Assorting Solids,

510+, 592+, and 645+ for means for automatically sorting articles by weight. 222, Dispensing,

58, for a dispenser having means responsive to the weight of material in the supply container for controlling its discharge.