Apparatus for advancing preformed containers

Details Apparatus for advancing preformed containers Apparatus for advancing preformed containers

1993-09-23

1995-08-22

Crane, Daniel C.

Conveyors: power-driven

Conveyor system for moving a specific load as a separate unit

System includes linear conveyor or portion thereof which...

1984636, B65G 4734

Patent

active

054431506

ABSTRACT:
An indexing motion apparatus and method for advancing and vacuum sealing a plurality of connected, preformed trays. The connected, preformed trays are supplied by an indexing conveyor belt assembly which delivers the preformed trays to an advancement mechanism indexingly driven by a programmable servo motor. After the preformed trays are loaded and evacuated, a flexible web of packaging material is disposed in overlying relation to the preformed trays and sealed thereto. A cutting mechanism severs the sealed, preformed trays longitudinally and transversely.

REFERENCES:
patent: 2843248 (1958-07-01), Bofinger
patent: 3182785 (1965-05-01), Tourtellotte
patent: 4124113 (1978-11-01), Trees
patent: 4867299 (1989-09-01), Fukuoka
patent: 4897985 (1990-02-01), Buchko et al.
patent: 5170611 (1992-12-01), Buchko et al.
patent: 5205110 (1993-04-01), Buchko

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