US PATENT SUBCLASS 406 / 128
.~.~.~ Reciprocating, rotating, or swinging

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.~.~.~ Reciprocating, rotating, or swinging {3}
129  DF  .~.~.~.~> Rotatable hollow cylinder type
130  DF  .~.~.~.~> Gate type {1}
132  DF  .~.~.~.~> Vertically movable {1}

DEFINITION

Classification: 406/128

Reciprocating, rotating, or swinging:

(under subclass 127) Subject matter wherein the means to control the flow of the load comprises a member having a surface mounted for movement across or along the flow path in either a back and forth manner or in a revolving movement about an axis.