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US 4,357,386 AGranted
Papermakers felt and method of manufacture
AssigneeAlbany International Corp.
InventorsWilliam A. Luciano, Steven S. W. Yook
Life of this patent
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Abstract
The disclosure is of a composite papermakers felt made up of a textile base layer, an intermediate layer of polymeric resin foam particles and a covering layer of non-woven staple fibers. The felt is useful in the wet press section of a papermaking machine. The disclosure is also of a method of manufacturing the felt of the invention.
Claims5
A papermakers felt, which comprises;
- a textile base layer;
- an intermediate layer of granular particles of a synthetic, flexible polymeric resin foam;
- and
- an upper layer for receiving a wet paper sheet affixed to the base layer and the intermediate layer by needling, said upper layer comprising a plurality of non-woven textile staple fibers.
1 more element
A papermakers felt, which comprises;
- a base layer of interwoven, machine direction (warp) and cross-machine direction (weft) textile yarns;
- an intermediate layer of granular particles of a synthetic, polymeric resin foam;
- and
- an upper layer for receiving a wet paper sheet affixed to the base layer and the intermediate layer by needling said upper layer comprising a plurality of non-woven textile staple fibers.
1 more element
A method of fabricating a papermakers felt, which comprises;
- providing an endless base layer of interwoven, machine direction and cross-machine direction textile yarns;
- providing a layer of granular particles, synthetic, flexible polymeric resin foam on one surface of the base layer;
- covering the layer of particles with a batt of non-woven, staple textile fibers;
- and
- needling the layers together.
2 more elements
Dependencies are inferred from the claim text.