US4105495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stretch-resistant papermakers belts having non-porous synthetic cables
Assignee: Huyck Licensco Inc
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Filing: 1975-12-08
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Granted: 1978-08-08
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Expires: 1995-12-08
Abstract
Abstract This invention relates to conveyor belt-like papermakers' fabrics for use in papermaking machines which comprise non-porous cables comprised of a plurality of yarns. Each yarn comprises at least two twisted monofilaments which are substantially circular in cross-sectional configuration.
Inventors
- 👤 Karnire S. Pai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:33
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/0027; D03; D03D; D03D15/00; D03D15/20; D03D15/283; D03D15/30; D03D15/37; D03D15/60; D03D15/62; D10; D10B; D10B2331/00; D10B2331/04; Y; Y10; Y10S; Y10S162/00; Y10S162/903; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T428/2967; Y10T428/2969; Y10T428/298; Y10T442/00; Y10T442/30; Y10T442/3049; Y10T442/3065; Y10T442/3089; Y10T442/3179; Y10T442/322; Y10T442/3228; Y10T442/326; Y10T442/3276
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
94 words
A stretch resistant papermakers' fabric for use on a papermaking machine comprising nonporous synthetic cables which extend in the longitudinal direction of said fabric and comprising synthetic yarns which extend in the transverse direction of said fabric and, wherein each of said cables comprise at least three yarns and each of said yarns of said cables comprising two or more monofilaments which are circular in cross section and have a diameter of at least 3 mils and wherein said yarns which comprise said cables comprise monofilaments of polyester and include ultra high modulus multifilaments.
Claim 2
Dependent Claim
94 words
A stretch resistant papermakers' fabric for use on a papermaking machine comprising nonporous synthetic cables which extend in the longitudinal direction of said fabric and comprising synthetic yarns which extend in the transverse direction of said fabric and, wherein each of said cables comprise at least three yarns and each of said yarns of said cables comprising two or more monofilaments which are circular in cross section and have a diameter of at least 3 mils and wherein said yarns which comprise said cables comprise monofilaments of polyester and include ultra high modulus multifilaments.
Claim 3
Dependent Claim
14 words
A fabric as recited in claim 1 wherein said multifilaments comprise poly (para-phenylene terephthalamide).
Claim 4
Dependent Claim
24 words
A fabric as recited in claim 1 wherein said yarns of said cables include multifilament poly (para-phenylene terephthalamide), and said cables are resin coated.
Claim 5
Dependent Claim
18 words
A fabric as recited in claim 3 wherein said cables are resin coated with a thermo-setting acrylic resin.
Claim 6
Dependent Claim
15 words
A fabric as recited in claim 1 wherein said transverse direction yarns comprise polyester monofilaments.
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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) | 1981-08-07 | 1982-02-06 | 1982-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-08-07 | 1986-02-06 | 1986-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-08-07 | 1990-02-06 | 1990-08-08 | $7700.00 | Window Closed / Lapsed |