US PATENT SUBCLASS 198 / 772
.~.~ With retrograde movement preventer

Current as of: June, 1999
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198 /   HD   CONVEYORS: POWER-DRIVEN

618  DF  CONVEYOR SECTION {26}
750.1  DF  .~ Reciprocating conveying surface {7}
772.~.~ With retrograde movement preventer

DEFINITION

Classification: 198/772

(under subclass 750.1) Apparatus provided with means in

addition to, and separate from, the conveyor member, which means prevents backward movement of the load during the backward movement of the conveyor member.

SEE OR SEARCH THIS CLASS, SUBCLASS:

755, for a retrograde movement preventer associated with a vibrator conveyor.