US3256582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for bulking yarn
Assignee: Kayser-Roth Corp
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Filing: 1964-03-04
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Granted: 1966-06-21
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Expires: 1984-03-04
Abstract
No abstract record available.
Inventors
- 👤 Burleson Aaron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:07
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
APPARATUS FOR PRODUCING UNIFORMLY BULKED YARN COMPRISING: A TUBE HAVING A FIRST SECTION OF LESSER INTERNAL DIAMETER DEFINING A JET AND A SECOND SECTION AXIALLY ADJACENT SAID FIRST SECTION AND HAVING A SUBSTANTIALLY GREATER INTERNAL DIAMETER; MEANS DEFINING AT LEAST ONE RADIALLY DIRECTED OPENING THROUGH SAID TUBE IN SAID SECOND SECTION CLOSELY ADJACENT THE JUNCTURE BETWEEN THE FIRST AND SECOND SECTIONS; MEANS FOR ADMITTING A PRESSURIZED, YARN CARRING FLUID TO SAID JET WHEREBY FLUID TURBULENCE AT THE JUNCTURE OF SAID SECTIONS EFFECTS A COILING, CURLING, CRIMPING OF THE YARN AND PACKS SAID YARN INTO THE SECOND PORTION OF THE TUBE AND THE MAJOR PORTION OF SAID FLUID ISSUES FROM SAID TUBE THROUGH SAID RADIALLY DIRECTED OPENING.
Claim 2
Dependent Claim
116 words
APPARATUS FOR PRODUCING UNIFORMLY BULKED YARN COMPRISING: A TUBE HAVING A FIRST SECTION OF LESSER INTERNAL DIAMETER DEFINING A JET AND A SECOND SECTION AXIALLY ADJACENT SAID FIRST SECTION AND HAVING A SUBSTANTIALLY GREATER INTERNAL DIAMETER; MEANS DEFINING AT LEAST ONE RADIALLY DIRECTED OPENING THROUGH SAID TUBE IN SAID SECOND SECTION CLOSELY ADJACENT THE JUNCTURE BETWEEN THE FIRST AND SECOND SECTIONS; MEANS FOR ADMITTING A PRESSURIZED, YARN CARRING FLUID TO SAID JET WHEREBY FLUID TURBULENCE AT THE JUNCTURE OF SAID SECTIONS EFFECTS A COILING, CURLING, CRIMPING OF THE YARN AND PACKS SAID YARN INTO THE SECOND PORTION OF THE TUBE AND THE MAJOR PORTION OF SAID FLUID ISSUES FROM SAID TUBE THROUGH SAID RADIALLY DIRECTED OPENING.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |