US3121306A
Expired / Lapsed
US
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Method and apparatus for the continuous manufacture of yarn from textile staple fibers
Assignee: Vyzkumny Ustav Bavlnarsky AS
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Filing: 1962-11-07
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Granted: 1964-02-18
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Expires: 1982-11-07
Abstract
No abstract record available.
Inventors
- 👤 Cizek Leopold
- 👤 Jirasek Erik
- 👤 Bucil Frantisek
- 👤 Ripka Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:19
CPC Classifications
D; D01; D01H; D01H4/00; D01H4/04; D01H4/08; D01H4/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A METHOD FOR THE CONTINUOUS MANUFACTURE OF YARN FROM TEXTILE STAPLE MATERIAL WHEREIN FIRST THE FIBRES OF THE TEXTILE STAPLE MATERIAL ARE SEPARATED FROM A FIBRE BUNDLE DUE TO THE ACTION OF AN AIR STREAM AND DEPOSITED IN THE SHAPE OF A BAND ON THE COLLECTING SURFACE OF A ROTATING SPINNING CHAMBER WHERE SAID BAND IS TWISTED TO FORM A TWISTED YARN, AND AN ADDITIONAL FALSE TWIST IS GIVEN TO SAID YARN DUE TO THE DIFFERENT SPEED OF THE TWISTED YARN AT THE PLACE OF ITS FORMING AND THE SPEED OF AN ENLARGED PART OF A FUNNEL SHAPED BODY WITHIN THE ROTATING SPINNING CHAMBER, FROM THE OPPOSITE NARROWED PART OF WHICH THE TWISTED YARN IS TAKEN OFF.
Claim 2
Independent Claim
117 words
A METHOD FOR THE CONTINUOUS MANUFACTURE OF YARN FROM TEXTILE STAPLE MATERIAL WHEREIN FIRST THE FIBRES OF THE TEXTILE STAPLE MATERIAL ARE SEPARATED FROM A FIBRE BUNDLE DUE TO THE ACTION OF AN AIR STREAM AND DEPOSITED IN THE SHAPE OF A BAND ON THE COLLECTING SURFACE OF A ROTATING SPINNING CHAMBER WHERE SAID BAND IS TWISTED TO FORM A TWISTED YARN, AND AN ADDITIONAL FALSE TWIST IS GIVEN TO SAID YARN DUE TO THE DIFFERENT SPEED OF THE TWISTED YARN AT THE PLACE OF ITS FORMING AND THE SPEED OF AN ENLARGED PART OF A FUNNEL SHAPED BODY WITHIN THE ROTATING SPINNING CHAMBER, FROM THE OPPOSITE NARROWED PART OF WHICH THE TWISTED YARN IS TAKEN OFF.
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) | 1967-02-17 | 1967-08-19 | 1968-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-17 | 1971-08-19 | 1972-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-17 | 1975-08-19 | 1976-02-18 | $7700.00 | Window Closed / Lapsed |