PIECE LOAD ACCUMULATING CONVEYOR Russian patent published in 1994 - IPC

FIELD: conveyance of loads. SUBSTANCE: accumulating conveyor has frame carrying guides for piece loads, pulling member disposed between guides and provided with pivotally secured grips formed as catches with slot and finger and vertically spring-biased pusher with roller and roll for engagement with catch slot, spring-biased intermediate cams pivotally secured on frame for engagement with pusher rollers and provided with rotation limiters. Intermediate cams are disposed in vertical plane for engagement with piece loads. Double-arm levers are kinematically connected through their lower arms with respective spring-biased intermediate cams. The conveyor is further provided with end cam having drive. The conveyor has additional drive cam disposed at the end part of conveyor, pushers pivotally secured on drive flexible pulling member between grips. Each pusher is formed as L-shaped arm with supporting roller and spring on one arm and with finger for engagement with piece load on the other arm. Each pusher is further provided with additional cams pivotally secured on frame for rotation in vertical plane. Each additional cam is kinematically associated with lower arm of respective double-armed lever. Each additional cam is disposed in pair with respective spring-biased intermediate cam. EFFECT: reduced power consumption and wider operational capabilities by piecemeal distribution of loads during reversible mode of operation of conveyor. 3 dwg