Contactless web support guide

Details Contactless web support guide Contactless web support guide

1987-06-04

1989-04-25

Jillions, John M.

Advancing material of indeterminate length

By orbitally traveling material-engaging surface

Including details of roll or mount

226 97, B65H 2324

Patent

active

048240028

ABSTRACT:
A contactless support guide for a web of material is described. The guide comprises a web support face, a pressurized air supply manifold, and a plenum chamber positioned between the manifold and the support face. The support face is provided with a plurality of pockets, each pocket having an air inlet aperture leading to the plenum chamber. Means are provided for increasing the air pressure at the longitudinal edges of the support face at which the web enters and exits.

REFERENCES:
patent: 3313462 (1967-04-01), Smith, Jr.
patent: 3984039 (1976-10-01), Hawley et al.
patent: 4182472 (1980-01-01), Peekng
patent: 4197972 (1980-04-01), Daane

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