US PATENT SUBCLASS 177 / 107
.~.~ Closing initiates feed

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

60  DF  WEIGHER RESPONSIVE MATERIAL CONTROL {13}
105  DF  .~ Discharge valve or gate {6}
107.~.~ Closing initiates feed

DEFINITION

Classification: 177/107

(under subclass 105) Device, on closing, starts mechanism to open feed valve means.