US PATENT SUBCLASS 198 / 808
.~.~.~ With revolvable means supporting belt in transversely troughed form

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

618  DF  CONVEYOR SECTION {26}
804  DF  .~ Endless conveyor {14}
806  DF  .~.~ Revolvable means engaging carrier belt face automatically skews to correct belt training deviation {2}
808.~.~.~ With revolvable means supporting belt in transversely troughed form

DEFINITION

Classification: 198/808

(under subclass 804) Apparatus wherein said revolvable means maintains the belt, along at least its load conveying reach, in upwardly concave form in the direction perpendicular to travel direction of said belt.