198 / | HD | CONVEYORS: POWER-DRIVEN |
373 | DF | CONVEYOR FOR CHANGING ATTITUDE OF ITEM RELATIVE TO CONVEYED DIRECTION {12} |
411 | .~ By conveyor and means driven for turning successive conveyed items {2} | |
412 | DF | .~.~> By means between successive conveyor sections or conveyor elements {1} |
415 | DF | .~.~> By plural, unequal-speed members simultaneously contacting and conveying items |