Apparatus and method for stacking

Details Apparatus and method for stacking Apparatus and method for stacking

1989-09-29

1991-08-20

Olszewski, Robert P.

Conveyors: power-driven

Conveyor system for establishing and moving a group of items

Subdivides continuous item stream into longitudinally spaced...

4147904, 4147908, 4147939, B65G 5703

Patent

active

050406639

ABSTRACT:
Apparatus and method for stacking product such as flexible paper towels including a slotted wheel in combination with at least two endless chain conveyors equipped with finger assemblies which are orbitally offset so that while one finger assembly of one chain conveyor is accumulating a plurality of substacks, a first finger assembly of the other chain conveyor is being readied to take over the development of a successive stack, and programmable servo motor associated with the chain conveyors for varying the finger assembly advance during different portions of the orbital movement of the finger assemblies.

REFERENCES:
patent: 3088604 (1963-05-01), Nilsson
patent: 3507492 (1970-04-01), Spencer
patent: 3526170 (1970-09-01), Oderman
patent: 3675792 (1972-07-01), Griner
patent: 4162733 (1979-07-01), Wiseman
patent: 4357126 (1982-11-01), Kidd
patent: 4397229 (1983-08-01), Merwarth
patent: 4593896 (1986-06-01), Nakamura

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