# US 11,441,245 B2 · Rip-stop fabric with mechanical stretch fibers

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- Number: US 11,441,245 B2
- Document ID: US11441245B2
- Status: Granted
- Kind: B2
- Application number: 15/858,558
- Filed: 2017-12-29
- Published: 2018-05-03
- Granted: 2022-09-13
- Earliest claimed: 2011-09-01
- Assignees: 5.11, Inc.
- Applicants: 5.11, Inc.
- Inventors: Francisco J. Morales
- Web page: https://patentgrep.com/patent/US11441245B2

## CPC

- D03D 1/00: Woven fabrics designed to make specified articles
- D03D 1/0035: {Protective fabrics}
- D03D 13/004: {with weave pattern being non-standard or providing special effects}
- D03D 15/47: multicomponent, e.g. blended yarns or threads (multicomponent fibres or filaments D03D15/292)
- D03D 15/56: elastic
- D06B 1/00: Applying liquids, gases or vapours onto textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing or impregnating (mercerising D06B7/00; solvent-treatment D06B9/00; treatment of selected parts of textile materials D06B11/00; with aid of vibration D06B13/00)
- D10B 2201/02: Cotton
- D10B 2201/20: Cellulose-derived artificial fibres
- D10B 2331/04: polyesters, e.g. polyethylene terephthalate [PET]
- D10B 2501/04: Outerwear; Protective garments
- D10B 2507/00: Sport; Military
- Y10T 442/3065: Including strand which is of specific structural definition
- D03D: WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D06B: TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS (mechanical treatment of natural fibrous or filamentary material to obtain fibres or filaments D01B)
- D10B: INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

## Abstract

Rip-stop pants include waist and leg portions formed of ripstop fabric having synthetic mechanical-stretch filament yarns interwoven into spun, staple yarns in a ripstop pattern.

## Claims

### Claim 1

A ripstop fabric, comprising:
spun warp yarns;
mechanical stretch weft yarns interwoven into the spun warp yarns in a twill weave pattern in which:
the spun warp yarns comprise twelve of the spun warp yarns arranged sequentially from a first yarn to a twelfth yarn of the spun warp yarns;
the mechanical stretch weft yarns comprise twelve of the mechanical stretch weft yarns arranged sequentially from a first yarn to a twelfth yarn of the mechanical stretch weft yarns;
the first yarn of the mechanical stretch weft yarns passes over each of the first, second, fourth, sixth, eight, tenth, and twelfth instances yarns of the spun warp yarns, and under each of the third, fifth, seventh, nineth, and eleventh instances yarns of the spun warp yarns;
the second yarn of the mechanical stretch weft yarns passes under each of the first, second, third, fifth, seventh, nineth, and eleventh instances yarns of the spun warp yarns, and over each of the fourth, sixth, eighth, tenth, and twelfth yarns of the spun warp yarns;
the third yarn of the mechanical stretch weft yarns passes over each of the first, third, sixth, ninth, and twelfth yarns of the spun warp yarns, and under each of the second, fourth, fifth, seventh, eighth, tenth, and eleventh yarns of the spun warp yarns;
the fourth yarn of the mechanical stretch weft yarns passes under each of the first, third, sixth, seventh, nineth, tenth, and twelfth yarns of the spun warp yarns, and over each of the second, fifth, eighth, and eleventh yarns of the spun warp yarns;
the fifth yarn of the mechanical stretch weft yarns passes under each of the first, second third, fifth, sixth, eighth, nineth, eleventh, and twelfth yarns of the spun warp yarns, and over each of the fourth, seventh, and tenth yarns of the spun warp yarns;
the sixth yarn of the mechanical stretch weft yarns passes over each of the first, third, sixth, nineth, and twelfth yarns of the spun warp yarns, and under each of the second, fourth, fifth, seventh, eighth, tenth, and eleventh yarns of the spun warp yarns;
the seventh yarn of the mechanical stretch weft yarns passes under each of the first, third, fourth, sixth, seventh, nineth, tenth, and twelfth yarns of the spun warp yarns, and over each of the second, fifth, eighth, and eleventh yarns of the spun warp yarns;
the eighth yarn of the mechanical stretch weft yarns passes under each of the first, second third, fifth, sixth, eighth, nineth, eleventh, and twelfth yarns of the spun warp yarns, and over each of the fourth, seventh, and tenth yarns of the spun warp yarns;
the nineth yarn of the mechanical stretch weft yarns passes over each of the first, third, sixth, nineth, and twelfth yarns of the spun warp yarns, and under each of the second, fourth, fifth, seventh, eighth, tenth, and eleventh yarns of the spun warp yarns;
the tenth yarn of the mechanical stretch weft yarns passes under each of the first, third, fourth, sixth, seventh, nineth, tenth, and twelfth yarns of the spun warp yarns, and over each of the second fifth, eighth, and eleventh yarns of the spun warp yarns;
the eleventh yarn of the mechanical stretch weft yarns passes under each of the first, second, third, fifth, sixth, eighth, nineth, eleventh, and twelfth yarns of the spun warp yarns, and over each of the second fifth, eighth, and eleventh yarns of the spun warp yarns; and
the twelfth yarn of the mechanical stretch weft yarns passes over each of the first, third, sixth, nineth, and twelfth yarns of the spun warp yarns, and under each of the second, fourth, fifth, seventh, eighth, tenth, and eleventh yarns of the spun warp yarns;
an additional mechanical stretch weft yarn that is woven together with a yarn of the twelve yarns of the mechanical stretch weft yarns; and
an additional spun warp yarn that is woven together with a yarn of the twelve yarns of the spun warp yarns.

### Claim 2 (depends on 1)

The ripstop fabric of claim 1, wherein the mechanical stretch yarns comprise multi-component polyester filament yarns or side-by-side mechanical stretch yarns.

### Claim 3 (depends on 1)

The ripstop fabric of claim 1, wherein the spun yarns comprise protein fibers.

### Claim 4 (depends on 1)

The ripstop fabric of claim 1, further comprising a stain and oil repellant finish that is added during a finishing process.

### Claim 5 (depends on 1)

The ripstop fabric of claim 1, wherein each of the mechanical stretch yarns consists essentially of a multi-component polyester filament yarn.

### Claim 6

A ripstop fabric, comprising:
spun warp yarns;
mechanical stretch weft yarns interwoven into the spun warp yarns in a twill weave pattern in which:
the spun warp yarns comprise twelve of the spun warp yarns arranged sequentially from a first yarn to a twelfth yarn of the spun warp yarns;
the mechanical stretch weft yarns comprise twelve of the mechanical stretch weft yarns arranged sequentially from a first yarn to a twelfth yarn of the mechanical stretch weft yarns;
the first yarn of the mechanical stretch weft yarns passes under each of the first, fourth, fifth, eight, nineth, and twelfth yarns of the spun warp yarns, and over each of the second, third, sixth, seventh, tenth, and eleventh yarns of the spun warp yarns;
the second yarn of the mechanical stretch weft yarns passes over each of the first, second, fifth, sixth, nineth, and tenth yarns of the spun warp yarns, and under each of the third, fourth, seventh, eighth, eleventh, and twelfth yarns of the spun warp yarns;
the third yarn of the mechanical stretch weft yarns passes over each of the first, fourth, fifth, eight, nineth, and twelfth yarns of the spun warp yarns, and under each of the second, third, sixth, seventh, tenth, and eleventh yarns of the spun warp yarns;
the fourth yarn of the mechanical stretch weft yarns passes under each of the first, second, fifth, sixth, nineth, and tenth yarns of the spun warp yarns, and over each of the third, fourth, seventh, eighth, eleventh, and twelfth yarns of the spun warp yarns;
the fifth yarn of the mechanical stretch weft yarns passes under each of the first, fourth, fifth, eight, nineth, and twelfth yarns of the spun warp yarns, and over each of the second, third, sixth, seventh, tenth, and eleventh yarns of the spun warp yarns;
the sixth yarn of the mechanical stretch weft yarns passes over each of the first, second, fifth, sixth, nineth, and tenth yarns of the spun warp yarns, and under each of the third, fourth, seventh, eighth, eleventh, and twelfth yarns of the spun warp yarns;
the seventh yarn of the mechanical stretch weft yarns passes over each of the first, fourth, fifth, eight, nineth, and twelfth yarns of the spun warp yarns, and under each of the second, third, sixth, seventh, tenth, and eleventh yarns of the spun warp yarns;
the eighth yarn of the mechanical stretch weft yarns passes under each of the first, second, fifth, sixth, nineth, and tenth yarns of the spun warp yarns, and over each of the third, fourth, seventh, eighth, eleventh, and twelfth yarns of the spun warp yarns;
the nineth yarn of the mechanical stretch weft yarns passes under each of the first, fourth, fifth, eight, nineth, and twelfth yarns of the spun warp yarns, and over each of the second, third, sixth, seventh, tenth, and eleventh yarns of the spun warp yarns;
the tenth yarn of the mechanical stretch weft yarns passes over each of the first, second, fifth, sixth, nineth, and tenth yarns of the spun warp yarns, and under each of the third, fourth, seventh, eighth, eleventh, and twelfth yarns of the spun warp yarns;
the eleventh yarn of the mechanical stretch weft yarns passes over each of the first, fourth, fifth, eight, nineth, and twelfth yarns of the spun warp yarns, and under each of the second, third, sixth, seventh, tenth, and eleventh yarns of the spun warp yarns; and
the twelfth yarn of the mechanical stretch weft yarns passes under each of the first, second, fifth, sixth, nineth, and tenth yarns of the spun warp yarns, and over each of the third, fourth, seventh, eighth, eleventh, and twelfth yarns of the spun warp yarns;
an additional mechanical stretch weft yarn that is woven together with a yarn of the twelve yarns of the mechanical stretch weft yarns; and
an additional spun warp yarn that is woven together with a yarn of the twelve yarns of the spun warp yarns.

### Claim 7 (depends on 6)

The ripstop fabric of claim 6, wherein the mechanical stretch yarns comprise multi-component polyester filament yarns or side-by-side mechanical stretch yarns.

### Claim 8 (depends on 6)

The ripstop fabric of claim 6, wherein the spun yarns comprise protein fibers.

### Claim 9 (depends on 6)

The ripstop fabric of claim 6, further comprising a stain and oil repellant finish that is added during a finishing process.

### Claim 10

A ripstop fabric, comprising:
spun warp yarns;
mechanical stretch weft yarns interwoven into the spun warp yarns in a twill weave pattern in which:
the spun warp yarns comprise twelve of the spun warp yarns arranged sequentially from a first yarn to a twelfth yarn of the spun warp yarns;
the mechanical stretch weft yarns comprise twelve of the mechanical stretch weft yarns arranged sequentially from a first yarn to a twelfth yarn of the mechanical stretch weft yarns;
the first yarn of the mechanical stretch weft yarns passes under each of the first, second, fourth, fifth, sixth, eight, nineth, tenth, and twelfth yarns of the spun warp yarns, and over each of the third, seventh, and eleventh yarns of the spun warp yarns;
the second yarn of the mechanical stretch weft yarns passes under each of the first, second, third, fifth, sixth, seventh, nineth, tenth, and eleventh yarns of the spun warp yarns, and over each of the fourth, eighth, and twelfth yarns of the spun warp yarns;
the third yarn of the mechanical stretch weft yarns passes over each of the first, fifth, and nineth yarns of the spun warp yarns, and under each of the second, third, fourth, sixth, seventh, eighth, tenth, eleventh, and twelfth yarns of the spun warp yarns;
the fourth yarn of the mechanical stretch weft yarns passes under each of the first, third, fourth, fifth, seventh, eighth, nineth, eleventh, and twelfth yarns of the spun warp yarns, and over each of the second, sixth, and tenth yarns of the spun warp yarns;
the fifth yarn of the mechanical stretch weft yarns passes under each of the first, second, fourth, fifth, sixth, eight, nineth, tenth, and twelfth yarns of the spun warp yarns, and over each of the third, seventh, and eleventh yarns of the spun warp yarns;
the sixth yarn of the mechanical stretch weft yarns passes under each of the first, second, third, fifth, sixth, seventh, nineth, tenth, and eleventh yarns of the spun warp yarns, and over each of the fourth, eighth, and twelfth yarns of the spun warp yarns;
the seventh yarn of the mechanical stretch weft yarns passes over each of the first, fifth, and nineth yarns of the spun warp yarns, and under each of the second, third, fourth, sixth, seventh, eighth, tenth, eleventh, and twelfth yarns of the spun warp yarns;
the eighth yarn of the mechanical stretch weft yarns passes under each of the first, third, fourth, fifth, seventh, eighth, nineth, eleventh, and twelfth yarns of the spun warp yarns, and over each of the second, sixth, and tenth yarns of the spun warp yarns;
the nineth yarn of the mechanical stretch weft yarns passes under each of the first, second, fourth, fifth, sixth, eight, nineth, tenth, and twelfth yarns of the spun warp yarns, and over each of the third, seventh, and eleventh yarns of the spun warp yarns;
the tenth yarn of the mechanical stretch weft yarns passes under each of the first, second, third, fifth, sixth, seventh, nineth, tenth, and eleventh yarns of the spun warp yarns, and over each of the fourth, eighth, and twelfth yarns of the spun warp yarns;
the eleventh yarn of the mechanical stretch weft yarns passes over each of the first, fifth, and nineth yarns of the spun warp yarns, and under each of the second, third, fourth, sixth, seventh, eighth, tenth, eleventh, and twelfth yarns of the spun warp yarns;
the twelfth yarn of the mechanical stretch weft yarns passes under each of the first, third, fourth, fifth, seventh, eighth, nineth, eleventh, and twelfth yarns of the spun warp yarns, and over each of the second, sixth, and tenth yarns of the spun warp yarns;
an additional mechanical stretch weft yarn that is woven together with a yarn of the twelve yarns of the mechanical stretch weft yarns; and
an additional spun warp yarn that is woven together with a yarn of the twelve yarns of the spun warp yarns.

### Claim 11 (depends on 10)

The ripstop fabric of claim 10, wherein the mechanical stretch yarns comprise multi-component polyester filament yarns or side-by-side mechanical stretch yarns.

### Claim 12 (depends on 10)

The ripstop fabric of claim 10, wherein the spun yarns comprise protein fibers.

### Claim 13 (depends on 10)

The ripstop fabric of claim 10, further comprising a stain and oil repellant finish that is added during a finishing process.