Bandages
AssigneeSmith & Nephew, Inc.
InventorsJoanne Carol Roberts, John Blackburn
Life of this patent
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Abstract
A woven fabric comprising warp and weft yarns is characterized in that the warp yarns comprise a plurality of elasticized yarns and twisted inelastic yarns arranged such that the inelastic yarns are in pairs of like twist, with two elastic yarns between. Alternate pairs of inelastic yarn are of opposing direction of twist. Such fabrics may be used for medical bandages such as elasticized adhesive or non-adhesive bandages and support or compression garments such as stockings.
Claims11
A woven fabric (10) comprising warp (50S, 40a, 40b, 50Z) and weft yarns (20) characterised in that the warp yarns (50S, 40a, 40b, 50Z) comprise a plurality of elasticised yarns (40a, 40b) and twisted inelastic yarns (50S, 50Z) arranged such that the inelastic yarns are in pair of like twist (50S or 50Z, with at least two elasticised yarns (40a, 40b) therebetween, wherein alternate pairs of inelastic yarn (50S, 50Z) have of opposing directions of twist, and wherein the cross-sectional area of the inelastic yarn (50S, 50Z) is greater than that of the elastic yarn (40a, 40b).
Dependencies are inferred from the claim text.