Patent US3363041A successfully refreshed from Google Patents.
US3363041A
Expired / Lapsed
US
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Method of jet crimping for texturing thermoplastic yarn
Assignee: Uniroyal Inc
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Filing: 1964-06-09
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Granted: 1968-01-09
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Expires: 1984-06-09
Abstract
No abstract record available.
Inventors
- 👤 Shichman Daniel
- 👤 Siegel Arthur Dwight
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:14
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/12; D02G1/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
A METHOD OF TEXTURING THERMOPLASTIC MULTIFILAMENT YARN, WHICH COMPRISES INTRODUCING THE YARN TO BE TEXTURED INTO A MOVING STREAM OF HEATED GAS, HURLING THE YARN LONGITUDINALLY OF ITSELF BY MEANS OF THE STREAM OF GAS TOWARD THE NIP OF A PAIR OF COVERGING ARCUATE SURFACES AT LEAST ONE OF WHICH HAS A ROUGHENED YARN CONTACTING SURFACE, ADVANCING AT LEAST ONE OF SAID CONVERGING SURFACES TOWARD THE NIP, ADVANCING SAID YARN TOWARD THE NIP AT A LINEAR RATE OF SPEED NOT LESS THAN 5 TIMES FASTER THAN THE LINEAR SURFACE SPEED OF SAID ADVANCING CONVERGING SURFACE; MAINTAINING THE ARCUATE SURFACES AT THEIR NEAREST APPROACH TO EACH OTHER SUFFICIENTLY SMALL TO PROVIDE A RESISTANCE TO THE LONGITUDINAL ADVANCE OF THE YARN SPACED FROM EACH OTHER A FINITE DISTANCE BUT NOT LARGE ENOUGH TO LOSE THE COMPRESSIVE FORCE ON THE YARN COMPRESSING THE YARN AND PACKING THE YARN INTO A CHAMBER IN ADVANCE OF THE NIP PARTIALLY BLOCKED BY SAID SURFACES AT THE NIP, ADVANCING THE PACKED YARN THROUGH THE NIP OF THE SURFACES, AND SETTING THE CRIMP INDUCED IN THE YARN BY SAID TREATMENT.
Claim 2
Independent Claim
182 words
A METHOD OF TEXTURING THERMOPLASTIC MULTIFILAMENT YARN, WHICH COMPRISES INTRODUCING THE YARN TO BE TEXTURED INTO A MOVING STREAM OF HEATED GAS, HURLING THE YARN LONGITUDINALLY OF ITSELF BY MEANS OF THE STREAM OF GAS TOWARD THE NIP OF A PAIR OF COVERGING ARCUATE SURFACES AT LEAST ONE OF WHICH HAS A ROUGHENED YARN CONTACTING SURFACE, ADVANCING AT LEAST ONE OF SAID CONVERGING SURFACES TOWARD THE NIP, ADVANCING SAID YARN TOWARD THE NIP AT A LINEAR RATE OF SPEED NOT LESS THAN 5 TIMES FASTER THAN THE LINEAR SURFACE SPEED OF SAID ADVANCING CONVERGING SURFACE; MAINTAINING THE ARCUATE SURFACES AT THEIR NEAREST APPROACH TO EACH OTHER SUFFICIENTLY SMALL TO PROVIDE A RESISTANCE TO THE LONGITUDINAL ADVANCE OF THE YARN SPACED FROM EACH OTHER A FINITE DISTANCE BUT NOT LARGE ENOUGH TO LOSE THE COMPRESSIVE FORCE ON THE YARN COMPRESSING THE YARN AND PACKING THE YARN INTO A CHAMBER IN ADVANCE OF THE NIP PARTIALLY BLOCKED BY SAID SURFACES AT THE NIP, ADVANCING THE PACKED YARN THROUGH THE NIP OF THE SURFACES, AND SETTING THE CRIMP INDUCED IN THE YARN BY SAID TREATMENT.
References Cited (Backward Citations)
US2216142A
Cited
US2435891A
Cited
US2394165A
Cited
US2584043A
Cited
US2669001A
Cited
US3156028A
Cited
US3140525A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |