Hydrostatic film support

Details Hydrostatic film support Hydrostatic film support

1985-02-15

1986-08-12

Watkins, Donald

Advancing material of indeterminate length

By fluid current

And web storage

34156, F26B 1320, F26B 1310

Patent

active

046051465

ABSTRACT:
A device is disclosed for handling webs of material by hydrostatic support comprising (a) adjacent bearing bars, having arcuate, smooth surfaces, and being holefree at lines of web proximity, (b) a pressure chamber between the bearing bars and open to the arcuate surfaces, and (c) fluid supply means to the pressure chamber.

REFERENCES:
patent: 3142870 (1964-08-01), Nydam
patent: 3201935 (1965-08-01), Smith et al.
patent: 3319354 (1967-05-01), Hering, Jr. et al.
patent: 3498515 (1970-03-01), Johnson
patent: 3678599 (1972-07-01), Vits
patent: 3680223 (1972-08-01), Vits
patent: 3763571 (1973-10-01), Vits
patent: 3807057 (1974-04-01), Noel
patent: 4043495 (1977-08-01), Sander
patent: 4472888 (1984-09-01), Spiller
patent: 4492328 (1985-01-01), Munnich et al.

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