US3261156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for crimping textile yarns
Assignee: Heberlein Patent Corp
•
Filing: 1964-06-25
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Granted: 1966-07-19
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Expires: 1984-06-25
Abstract
No abstract record available.
Inventors
- 👤 Kunzle August
- 👤 Horvath Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:50
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/02; D02G1/028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
IN APPARATUS FOR PERMANENTLY CRIMPING TEXTILE YARNS IN WHICH AT LEAST TWO YARNS ARE TWISTED TOGETHER ALONG A SELECTED DISTANCE AND ARE FIXED WHILE IN TWISTED CONDITION AND THEN SEPARATED BY BEING DRAWN APART IN DIFFERENT DIRECTIONS AT THE SAME SPEED; DRIVING AND DRIVEN ROLLER MEANS FOR CONTROLLING THE TENSION IN SAID YARNS, GUIDE MEANS FOR ENGAGING THE INDIVIDUALLY SEPARATED YARNS, ONE OF SAID MEANS BEING SHIFTABLE IN RELATION TO THE OTHER IN RESPONSE TO UNEVEN TENSION IN THE YARNS WHEREBY SAID ROLLER MEANS CHANGES THE DELIVERYSPEED OF AT LEAST ONE OF THE YARNS TO EQUALIZE THE TENSION IN SAID YARNS.
Claim 2
Dependent Claim
101 words
IN APPARATUS FOR PERMANENTLY CRIMPING TEXTILE YARNS IN WHICH AT LEAST TWO YARNS ARE TWISTED TOGETHER ALONG A SELECTED DISTANCE AND ARE FIXED WHILE IN TWISTED CONDITION AND THEN SEPARATED BY BEING DRAWN APART IN DIFFERENT DIRECTIONS AT THE SAME SPEED; DRIVING AND DRIVEN ROLLER MEANS FOR CONTROLLING THE TENSION IN SAID YARNS, GUIDE MEANS FOR ENGAGING THE INDIVIDUALLY SEPARATED YARNS, ONE OF SAID MEANS BEING SHIFTABLE IN RELATION TO THE OTHER IN RESPONSE TO UNEVEN TENSION IN THE YARNS WHEREBY SAID ROLLER MEANS CHANGES THE DELIVERYSPEED OF AT LEAST ONE OF THE YARNS TO EQUALIZE THE TENSION IN SAID YARNS.
References Cited (Backward Citations)
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Cited
FR1197715A
Cited
US2987869A
Cited
FR1251346A
Cited
US3091908A
Cited
US3192697A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |