Materials handling apparatus

Details Materials handling apparatus Materials handling apparatus

1984-03-02

1986-11-04

Werner, Frank E.

Material or article handling

With weighing

198811, 1988035, 198422, 198955, 251357, 271197, 271218, 414 45, 414 49, 414 50, 414100, B65G 5703

Patent

active

046208267

ABSTRACT:
This invention relates to apparatus for transporting articles from one location to another by use of vacuum to suspend them from the underside of a perforated conveyor belt as it moves along the apertured underside of a vacuum box. Embodiments include a vertically actuable flat plate having a compressible bottom surface positioned within the box, whereby upon actuation of the plate downwards, vacuum acting through the apertures of the underside of the vacuum box may be interrupted and a slight positive pressure introduced into the apertures, to effectuate release of suspended articles.

REFERENCES:
patent: 3477558 (1969-11-01), Fleischauer
patent: 3971481 (1976-07-01), Longenecker et al.
patent: 4157177 (1979-06-01), Strecker
patent: 4379663 (1983-04-01), Allison
patent: 4474367 (1984-10-01), Jongerling et al.

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