Spiral fabric papermakers belt having adjustable permeability

Details Spiral fabric papermakers belt having adjustable permeability Spiral fabric papermakers belt having adjustable permeability

1989-07-19

1992-05-26

Bennet, Henry A.

Drying and gas or vapor contact with solids

Apparatus

Rotary drums or receptacles

162348, D21F 110

Patent

active

051155826

ABSTRACT:
A dryer felt comprising a plurality of spiral coils disposed in a common plane and arranged in a side-by-side relationship with adjacent coils being intermeshed and joined together in a hinged relationship by a hinge yarn. Stuffers are positioned within selected coils for predetermined distances to provide a fabric having a predetermined permeability profile across the width and along the length of the fabric.

REFERENCES:
patent: 3920117 (1975-11-01), Roinestad
patent: 4346138 (1982-08-01), Lefferts
patent: 4362776 (1982-12-01), Lefferts et al.
patent: 4381612 (1983-05-01), Shank
patent: 4395308 (1983-07-01), Dawes
patent: 4460023 (1984-07-01), Mullaney

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