Bi-directional accumulation roller conveyor

Details Bi-directional accumulation roller conveyor Bi-directional accumulation roller conveyor

1993-12-22

1995-01-03

Bidwell, James R.

Conveyors: power-driven

Conveyor section

Live roll

B65G 1306

Patent

active

053778170

ABSTRACT:
A bi-directional accumulation roller conveyor includes a plurality of upper load carrying rollers longitudinally coextensive with and superimposed over a plurality of lower load carrying rollers, a drive for driving the upper and lower load carrying rollers for counter rotation with respect to each other, a first clutch for drivingly engaging the upper load carrying rollers, a second clutch for drivingly engaging the lower load carrying rollers, a actuator for disengaging the clutches respectively in response to the presence of a pallet on each terminal end of the upper or lower plurality of load carrying rollers and a lifting device for transferring pallets between the upper and lower load carrying rollers thereby providing a continuous loop of conveyable pallets and managing pallet flow.

REFERENCES:
patent: 1614481 (1927-01-01), York
patent: 3513960 (1970-05-01), Adams
patent: 3650373 (1972-03-01), Kern et al.
patent: 4572353 (1986-02-01), Felder
patent: 4927005 (1990-05-01), Sirefelt

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