US3116589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for forming a slub yarn
Assignee: EIDP Inc
•
Filing: 1961-12-21
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Granted: 1964-01-07
•
Expires: 1981-12-21
Abstract
No abstract record available.
Inventors
- 👤 James L Edwards
- 👤 Edgar I Rhoden
- 👤 Paul T Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:49
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/16; D02G1/162
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
THE PROCESS FOR FORMING SLUBS IN A YARD WHICH COMPRISED CONTINUOUSLY FEEDING THE YARN TO A SUPPLY JET, FORWARDING THE YARN THROUGH THE JET WHICH A HIGH VELOCITY STEAM OF COMPRESSIBLE FLUID, FORWARDING THE YARN IN THE STEAM TO IMPINGE AGAINST A FORMINOUS SURFACE AT AN ANGLE, CONTINUOUSLY WITHDRAWING THE YARN FROM THE SURFACE AT A RATE OF LEAST 5% LESS THAN THE RATE OF FEED, DIRECTING A SECOND HIGH VELOCITY STREAM OF COMPRESSIBLE FLUID FROM A SLUBBING JET AGAINST THE FORAMINOUS SURFACE SO THAT THE YARN PASSES THROUGH THE STREAM IN A COUNTERCURRENT DIRECTION TO PRODUCE SLUBS COMPOSED OF YARN LOOPS CONSOLIDATED INTO THE YARN BY FILAMENT ENTANGLEMENT, AND COLLECTING THE SLUB YARN.
Claim 2
Dependent Claim
114 words
THE PROCESS FOR FORMING SLUBS IN A YARD WHICH COMPRISED CONTINUOUSLY FEEDING THE YARN TO A SUPPLY JET, FORWARDING THE YARN THROUGH THE JET WHICH A HIGH VELOCITY STEAM OF COMPRESSIBLE FLUID, FORWARDING THE YARN IN THE STEAM TO IMPINGE AGAINST A FORMINOUS SURFACE AT AN ANGLE, CONTINUOUSLY WITHDRAWING THE YARN FROM THE SURFACE AT A RATE OF LEAST 5% LESS THAN THE RATE OF FEED, DIRECTING A SECOND HIGH VELOCITY STREAM OF COMPRESSIBLE FLUID FROM A SLUBBING JET AGAINST THE FORAMINOUS SURFACE SO THAT THE YARN PASSES THROUGH THE STREAM IN A COUNTERCURRENT DIRECTION TO PRODUCE SLUBS COMPOSED OF YARN LOOPS CONSOLIDATED INTO THE YARN BY FILAMENT ENTANGLEMENT, AND COLLECTING THE SLUB YARN.
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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) | 1967-01-06 | 1967-07-08 | 1968-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-06 | 1971-07-08 | 1972-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-06 | 1975-07-08 | 1976-01-07 | $7700.00 | Window Closed / Lapsed |