US PATENT SUBCLASS 406 / 130
.~.~.~.~ Gate type

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

108  DF  INTAKE TO FLUID CURRENT CONVEYOR {7}
122  DF  .~ Load receptacle type {9}
127  DF  .~.~ With valve between receptacle and fluid conveyor {1}
128  DF  .~.~.~ Reciprocating, rotating, or swinging {3}
130.~.~.~.~ Gate type {1}
131  DF  .~.~.~.~.~> Pivotable

DEFINITION

Classification: 406/130

Gate type:

(under subclass 128) Subject matter wherein the movable flow controlling member comprises a platelike member.