US5567498A
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Textured ballistic article
Assignee: Honeywell International Inc
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Filing: 1993-09-24
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Granted: 1996-10-22
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Expires: 2013-09-24
Abstract
Abstract An article that includes at least two networks of high strength fibers and a matrix material which impregnates the high strength fibers to form a composite element having a first plane profile and a second plane profile, wherein at least one of the first and second plane profiles has on its surface a textured pattern, and the matrix material is distributed substantially uniformly over the textured plane profile, and a method for making the composite element.
Inventors
- 👤 Kevin S. McCarter
- 👤 Steven A. Young
- 👤 Pamela K. Laws
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:06
CPC Classifications
B; B32; B32B; B32B38/00; B32B38/06; B29; B29C; B29C59/00; B29C59/02; B29C59/04; B29C59/046; B29C70/00; B29C70/04; B29C70/28; B29C70/40; B29C70/50; F; F41; F41H; F41H5/00; F41H5/02; F41H5/04; F41H5/0471; F41H5/0485; B29K; B29K2105/00; B29K2105/06; B29K2105/08; B29K2105/10; B29K2105/101; B29K2105/108; Y; Y10; Y10S; Y10S428/00; Y10S428/902; Y10S428/911; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023; Y10T156/1039; Y10T156/1041; Y10T428/00; Y10T428/24; Y10T428/24058; Y10T428/24074; Y10T428/24091; Y10T428/24099; Y10T428/24107; Y10T428/24124; Y10T428/24132; Y10T428/31
Claims Analysis
Total Claims: 23
Claim 1
Independent Claim
104 words
A composite comprising an element which includes at least two adjacent fiber network layers, each of the fiber network layers comprising a network of high strength fibers having a tenacity of at least about 7 g/d, a tensile modulus of at least about 100 g/d and an energy-to-break of at least about 8 J/g, in a matrix material, wherein the element has a first plane profile and a second plane profile, at least one of the first and second plane profiles has on its surface a textured pattern, and the matrix material is distributed substantially uniformly based on weight over the textured plane profile.
Claim 2
Dependent Claim
104 words
A composite comprising an element which includes at least two adjacent fiber network layers, each of the fiber network layers comprising a network of high strength fibers having a tenacity of at least about 7 g/d, a tensile modulus of at least about 100 g/d and an energy-to-break of at least about 8 J/g, in a matrix material, wherein the element has a first plane profile and a second plane profile, at least one of the first and second plane profiles has on its surface a textured pattern, and the matrix material is distributed substantially uniformly based on weight over the textured plane profile.
Claim 3
Dependent Claim
40 words
A composite according to claim 1, wherein the high strength fibers are selected from at least one of the group consisting of extended chain polyolefin fibers, aramid fibers, polyvinyl alcohol fibers, polyacrylonitrile fibers, liquid crystal copolyester fibers, and polyamide fibers.
Claim 4
Dependent Claim
16 words
A composite according to claim 1, wherein the high strength fibers comprise extended chain polyethylene fibers.
Claim 5
Dependent Claim
38 words
A composite according to claim 1, wherein the high strength fibers have a tenacity of at least about 20 g/d, a tensile modulus of at least about 500 g/d and an energy-to-break of at least about 20 J/g.
Claim 6
Dependent Claim
21 words
A composite according to claim 1, wherein at least one of the fiber network layers further comprises a second matrix material.
Claim 7
Dependent Claim
24 words
A composite according to claim 1, wherein the textured pattern is selected from the group consisting of linen, plain weave, fine dot and morocco.
Claim 8
Dependent Claim
14 words
A composite according to claim 6, wherein the textured pattern comprises a linen pattern.
Claim 9
Dependent Claim
14 words
A composite according to claim 6, wherein the textured pattern comprises a morocco pattern.
Claim 10
Dependent Claim
36 words
A composite according to claim 1, wherein the high strength fibers are unidirectionally aligned and the fiber alignment of each fiber network layer is rotated relative to the fiber alignment of the adjacent fiber network layer.
Claim 11
Dependent Claim
34 words
A composite according to claim 9, wherein the fiber alignment of each fiber network layer is rotated at an angle of about 90° relative to the fiber alignment of the adjacent fiber network layer.
Claim 12
Dependent Claim
55 words
A composite according to claim 1, wherein the element comprises two fiber network layers each having unidirectionally aligned high strength fibers rotated at an angle of about 90° relative to each other, the first plane profile has a textured pattern on its surface, and the second plane profile has a textured pattern on its surface.
Claim 13
Dependent Claim
17 words
A composite according to claim 11, wherein each fiber network layer further comprises a second matrix material.
Claim 14
Dependent Claim
17 words
A composite according to claim 12, wherein the second material is in the form of a film.
Claim 15
Dependent Claim
30 words
A composite according to claim 11, wherein the first plane profile has a linen pattern on its surface and the second plane profile has a linen pattern on its surface.
Claim 16
Dependent Claim
30 words
A composite according to claim 11, wherein the first plane profile has a morocco pattern on its surface and the second plane profile has a morroco pattern on its surface.
Claim 17
Dependent Claim
108 words
An article comprising at least one composite element which includes at least two adjacent fiber network layers, each of the fiber network layers comprising a network of high strength fibers having a tenacity of at least about 7 g/d, a tensile modulus of at least about 100 g/d and an energy-to-break of at least about 8 J/g, in a matrix material, wherein the composite element has a first plane profile and a second plane profile, at least one of the first and second plane profiles has on its surface a textured pattern, and the matrix material is distributed substantially uniformly based on weight over the textured plane profile.
Claim 18
Dependent Claim
108 words
An article comprising at least one composite element which includes at least two adjacent fiber network layers, each of the fiber network layers comprising a network of high strength fibers having a tenacity of at least about 7 g/d, a tensile modulus of at least about 100 g/d and an energy-to-break of at least about 8 J/g, in a matrix material, wherein the composite element has a first plane profile and a second plane profile, at least one of the first and second plane profiles has on its surface a textured pattern, and the matrix material is distributed substantially uniformly based on weight over the textured plane profile.
Claim 19
Dependent Claim
132 words
An article comprising a plurality of composite elements and a means for securing said composite elements together, wherein each composite element is unattached to the adjacent composite elements, each of said composite elements including at least two adjacent fiber network layers, each of the fiber network layers comprising a network of high strength fibers having a tenacity of at least about 7 g/d, a tensile modulus of at least about 100 g/d and an energy-to-break of at least about 8 J/g, in a matrix material, wherein each composite element has a first plane profile and a second plane profile, at least one of the first and second plane profiles has on its surface a textured pattern, and the matrix material is distributed substantially uniformly based on weight over the textured plane profile.
Claim 20
Dependent Claim
132 words
An article comprising a plurality of composite elements and a means for securing said composite elements together, wherein each composite element is unattached to the adjacent composite elements, each of said composite elements including at least two adjacent fiber network layers, each of the fiber network layers comprising a network of high strength fibers having a tenacity of at least about 7 g/d, a tensile modulus of at least about 100 g/d and an energy-to-break of at least about 8 J/g, in a matrix material, wherein each composite element has a first plane profile and a second plane profile, at least one of the first and second plane profiles has on its surface a textured pattern, and the matrix material is distributed substantially uniformly based on weight over the textured plane profile.
Claim 21
Dependent Claim
23 words
An article according to claim 17, wherein said securing means comprises a cover material and a means for fastening the cover material together.
Claim 22
Dependent Claim
16 words
An article according to claim 16, wherein said article is an insert for a protective garment.
Claim 23
Dependent Claim
64 words
An article according to claim 17, wherein the element comprises two fiber network layers each having unidirectionally aligned high strength fibers rotated at an angle of about 90° relative to each other, the first plane profile has a textured pattern on its surface, the second plane profile has a textured pattern on its surface, and the high strength fibers are extended chain polyethylene fibers.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1999-10-22 | 2000-04-22 | 2000-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-10-22 | 2004-04-22 | 2004-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-10-22 | 2008-04-22 | 2008-10-22 | $7700.00 | Window Closed / Lapsed |