198 / | HD | CONVEYORS: POWER-DRIVEN |
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434 | DF | CONVEYOR SYSTEM FOR ARRANGING OR REARRANGING STREAM(S) OF ITEMS {5} |
459.1 |  | .~ By longitudinally respacing successive articles in stream {7} |
459.2 | DF | .~.~> Rotating star wheel |
459.3 | DF | .~.~> Rotating screw {1} |
459.5 | DF | .~.~> Fixed obstruction and means for moving articles over or around the obstruction |
459.6 | DF | .~.~> Movable gate {1} |
459.8 | DF | .~.~> Endless or rotary conveyor having zone of varying speed |
460.1 | DF | .~.~> With space-control means responsive to article sensing means {2} |
461.1 | DF | .~.~> By successive conveyors having dissimilar speeds {2} |