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US 4,369,081 AGranted
Method of securing a foam layer to a belt
AssigneeAlbany International Corp.
InventorsThomas H. Curry, William A. Luciano
Life of this patent
Estimating the term…
Abstract
A method for manufacturing a laminated foam-fabric endless belt is disclosed. A foam strip is joined endless and then stretched over an endless substrate fabric. A layer of batting is needled into the foam and substrate fabric to form an integral laminated belt. Several layers of batting may be applied to increase the weight of the belt to a desired level.
Claims13
A method for manufacturing an endless laminated felt belt for papermaking, comprising the steps of:
- providing an endless substrate fabric belt;
- slipping an endless foam belt over said substrate fabric;
- and
- needling a layer of batting through said foam belt and said substrate fabric thereby producing an integral laminated belt.
1 more element
A method for manufacturing an endless laminated felt belt for papermaking, comprising the steps of:
- providing a plurality of strips of foam having opposing edge portions;
- joining the opposing edge portions of each respective strip to provide a plurality of endless foam belts;
- securing the endless foam belts to each other along respective longitudinal edge portions to form a single endless foam belt;
- positioning said single endless foam belt around an endless substrate fabric;
- and
- needling a layer of batting through said single endless foam belt and said substrate fabric thereby producing an integral laminated belt.
3 more elements
Dependencies are inferred from the claim text.