Apparatus for floatingly moving a length of material

Details Apparatus for floatingly moving a length of material Apparatus for floatingly moving a length of material

1981-06-30

1983-07-26

Christian, Leonard D.

Advancing material of indeterminate length

By fluid current

And web storage

34156, B65H 1732, F26B 1300

Patent

active

043949509

ABSTRACT:
An apparatus for guiding a length of web material in a floating manner which comprises a nozzle frame means with slit nozzles extending laterally transversely to the direction of motion of the length of material and having annular nozzles disposed between the slit nozzles for directing a blown medium against the web material. A guide vane grille is arranged along the axis of the nozzle frame means for the supplied blowing medium and a diffuser joins the guide-vane grill to create an exhaust impedence to delay the blowing medium.

REFERENCES:
patent: 4074841 (1978-02-01), Kramer et al.
patent: 4137644 (1979-02-01), Karlsson
patent: 4142661 (1979-03-01), Nettles et al.
patent: 4197971 (1980-04-01), Stibbe
patent: 4218001 (1980-08-01), Vits

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