Patent US1776143A successfully refreshed from Google Patents.
US4756958A
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Fiber with reversible enhanced thermal storage properties and fabrics made therefrom
Assignee: Gateway Technologies Inc
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Filing: 1987-08-31
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Granted: 1988-07-12
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Expires: 2007-08-31
Abstract
Abstract A fiber with integral microspheres filled with phase change material or plastic crystals has enhanced thermal properties at predetermined temperatures. The fibers may be woven to form a fabric having the enhanced thermal storage properties and articles of manufacture may be formed therefrom.
Inventors
- 👤 Yvonne G. Bryant
- 👤 David P. Colvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:08
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/42; D01; D01F; D01F1/00; D01F1/02; D01F1/10; F; F28; F28D; F28D20/00; F28D20/02; F28D20/023; Y; Y02; Y02E; Y02E60/00; Y02E60/14; Y10; Y10S; Y10S428/00; Y10S428/913; Y10S428/92; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249994; Y10T428/249995; Y10T428/249997; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/29; Y10T428/2913; Y10T428/2927; Y10T428/298
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
44 words
A fiber with reversible thermal storage properties comprising: a base material, and a plurality of microcapsules integral with and dispersed throughout said base material, said microcapsules containing a temperature stabilizing means whereby the fiber exhibits enhanced thermal stability when subjected to heat or cold.
Claim 2
Dependent Claim
44 words
A fiber with reversible thermal storage properties comprising: a base material, and a plurality of microcapsules integral with and dispersed throughout said base material, said microcapsules containing a temperature stabilizing means whereby the fiber exhibits enhanced thermal stability when subjected to heat or cold.
Claim 3
Dependent Claim
38 words
A fiber with reversible thermal storage properties according to claim 1 wherein said microcapsules are leak resistant, whereby the fiber may be subjected to repeated external mechanical stresses with minimum changes in the thermal characteristics of the fiber.
Claim 4
Dependent Claim
21 words
A fiber with reversible thermal storage properties according to claim 1 wherein said temperature stabilizing means comprises a phase change material.
Claim 5
Dependent Claim
26 words
A fiber with reversible thermal storage properties according to claim 1 wherein said temperature stabilizing means comprises a material selected from the group of paraffinic hydrocarbons.
Claim 6
Dependent Claim
20 words
A fiber with reversible thermal storage properties according to claim 1 wherein said temperature stabilizing means comprises a plastic crystal.
Claim 7
Dependent Claim
25 words
A fiber with reversible thermal storage properties according to claim 1 wherein said microcapsules range in diameter from about 1.0 micron to about 10 microns.
Claim 8
Dependent Claim
25 words
A fiber with reversible thermal storage properties according to claim 1 wherein the fiber includes at least two types of separately encapsulated temperature stabilizing means.
Claim 9
Dependent Claim
47 words
A fiber with reversible thermal storage properties comprising: a synthetic polymer base material, and a plurality of leak resistant microcapsules integral with and dispersed throughout said synthetic polymer base material, said microcapsules containing a paraffinic hydrocarbon and ranging in diameter from about 1.0 micron to 10.0 microns.
Claim 10
Dependent Claim
47 words
A fiber with reversible thermal storage properties comprising: a synthetic polymer base material, and a plurality of leak resistant microcapsules integral with and dispersed throughout said synthetic polymer base material, said microcapsules containing a paraffinic hydrocarbon and ranging in diameter from about 1.0 micron to 10.0 microns.
Claim 11
Dependent Claim
56 words
A fabric with reversible thermal storage properties comprising: a plurality of fibers and a plurality of microcapsules integral with and dispersed throughout the base material forming at least some of said fibers, said microcapsules containing a temperature stabilizing means, whereby the fibers form a fabric that exhibits enhanced thermal stability when subjected to heat or cold.
Claim 12
Dependent Claim
56 words
A fabric with reversible thermal storage properties comprising: a plurality of fibers and a plurality of microcapsules integral with and dispersed throughout the base material forming at least some of said fibers, said microcapsules containing a temperature stabilizing means, whereby the fibers form a fabric that exhibits enhanced thermal stability when subjected to heat or cold.
Claim 13
Dependent Claim
38 words
A fabric with reversible thermal storage properties according to claim 9 wherein said microcapsules are leak resistant, whereby the fabric may be subjected to repeated external mechanical stresses with minimum changes in the thermal characteristics of the fabric.
Claim 14
Dependent Claim
21 words
A fabric with reversible thermal storage properties according to claim 9 wherein said temperature stabilizing means comprises a phase change material.
Claim 15
Dependent Claim
26 words
A fabric with reversible thermal storage properties according to claim 9 wherein said temperature stabilizing means comprises a material selected from the group of paraffinic hydrocarbons.
Claim 16
Dependent Claim
25 words
A fabric with reversible thermal storage properties according to claim 9 wherein said microcapsules range in diameter from about 1.0 microns to about 10 microns.
Claim 17
Dependent Claim
37 words
A fabric with reversible thermal storage properties according to claim 9 wherein said fibers include at least two types of separately encapsulated temperature stabilizing means whereby the fabric exhibits enhanced thermal properties over a predetermined temperature range.
Claim 18
Dependent Claim
21 words
A fabric with reversible thermal storage properties according to claim 9 wherein said temperature stabilizing means comprises a plastic crystal material.
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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) | 1991-07-12 | 1992-01-11 | 1992-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-07-12 | 1996-01-11 | 1996-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-07-12 | 2000-01-11 | 2000-07-12 | $7700.00 | Window Closed / Lapsed |