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1. (US20080072984) Fluid transfer hose reinforced with hybrid yarn

Office : United States of America
Application Number: 11527174 Application Date: 26.09.2006
Publication Number: 20080072984 Publication Date: 27.03.2008
Grant Number: 7572745 Grant Date: 11.08.2009
Publication Kind : B2
IPC:
D04B 1/14
B32B 5/22
B32B 5/26
D02G 3/00
D TEXTILES; PAPER
04
BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
B
KNITTING
1
Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
14
Other fabrics or articles characterised primarily by the use of particular thread materials
B PERFORMING OPERATIONS; TRANSPORTING
32
LAYERED PRODUCTS
B
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
5
Layered products characterised by the non-homogeneity or physical structure of a layer
22
characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous
B PERFORMING OPERATIONS; TRANSPORTING
32
LAYERED PRODUCTS
B
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
5
Layered products characterised by the non-homogeneity or physical structure of a layer
22
characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous
24
one layer being a fibrous or filamentary layer
26
another layer also being fibrous or filamentary
D TEXTILES; PAPER
02
YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
G
CRIMPING OR CURLING FIBRES, FILAMENTS, YARNS, OR THREADS; YARNS OR THREADS
3
Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
Applicants: The Gates Corporation
Inventors: Branch Morris
Gray Yelena
Schelhaas Doug
Agents: Dunlap, Esq. P. N.
Thurnau, Esq. J. A.
Mahurin, Esq. J. L.
Priority Data:
Title: (EN) Fluid transfer hose reinforced with hybrid yarn
Abstract: front page image
(EN)

A flexible hose comprising a tube, a knit fabric, and a cover. The knit fabric comprises a hybrid yarn which comprises a first yarn of co-para-aramid fibers and a second yarn of meta-aramid fibers. The hose exhibits significantly improved burst pressure and/or improved impulse fatigue resistance.