US2549179A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for the manufacture of artificial fibers
Assignee: Individual
•
Filing: 1948-02-17
•
Granted: 1951-04-17
•
Expires: 1968-02-17
Abstract
No abstract record available.
Inventors
- 👤 Deboutteville Marcel Delamare
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:32
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A DEVICE FOR GIVING PERIODICAL VARIATIONS OF SECTION AND PROFILE TO THE ARTIFICIAL FIBERS OBTAINED BY SPINNING THROUGH A NOZZLE OF COAGULABE SOLUTIONS, WHICH COMPRISES A MEMBER CAPABLE OF VIBRATIONS, NOZZLE SECURED TO SAID MEMBER, ELECTRO-MAGNETICAL MEANS FOR IMPARTING TO SAID MEMBER A HIGH FREQUENCY VIBRATING MOVEMENT, A CURRENT AMPLIFIER FOR FEEDING SAID ELECTRO-MAGNETICAL MEANS, AND ELECTRO-MAGNETICAL MEANS IN CONNECTION WITH SAID MEMBER OF PRODUCING IN SAID AMPLIFIER OSCILLATORY VARIATIONS OF THE CURRENT WITH A FREQUENCY CORRESPONDING TO THE RESONANCE FREQUENCY OF SAID MEMBER.
Claim 2
Independent Claim
84 words
A DEVICE FOR GIVING PERIODICAL VARIATIONS OF SECTION AND PROFILE TO THE ARTIFICIAL FIBERS OBTAINED BY SPINNING THROUGH A NOZZLE OF COAGULABE SOLUTIONS, WHICH COMPRISES A MEMBER CAPABLE OF VIBRATIONS, NOZZLE SECURED TO SAID MEMBER, ELECTRO-MAGNETICAL MEANS FOR IMPARTING TO SAID MEMBER A HIGH FREQUENCY VIBRATING MOVEMENT, A CURRENT AMPLIFIER FOR FEEDING SAID ELECTRO-MAGNETICAL MEANS, AND ELECTRO-MAGNETICAL MEANS IN CONNECTION WITH SAID MEMBER OF PRODUCING IN SAID AMPLIFIER OSCILLATORY VARIATIONS OF THE CURRENT WITH A FREQUENCY CORRESPONDING TO THE RESONANCE FREQUENCY OF SAID MEMBER.
References Cited (Backward Citations)
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Cited
US1996796A
Cited
GB332353A
Cited
US2272666A
Cited
US2262871A
Cited
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Cited
US2434533A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-16 | 1954-10-16 | 1955-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-16 | 1958-10-16 | 1959-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-16 | 1962-10-16 | 1963-04-17 | $7700.00 | Window Closed / Lapsed |