US3568425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for reducing yarn wastage in a textile machine
Assignee: Individual
•
Filing: 1968-10-09
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Granted: 1971-03-09
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Expires: 1988-10-09
Abstract
Abstract A TEXTILE MACHINE SUCH AS A SPINNING FRAME HAS A YARN BREAK DETECTOR WHICH, UPON DETECTING A BROKEN YARN, CAUSES AN ELECTRICAL ACTUATOR TO OPERATE SO AS TO BREAK THE YARN AHEAD OF A YARN-DRAWING REGION, THEREBY REDUCING WASTAGE OF THE YARN UPON BREAKAGE.
Inventors
- 👤 Giorgio Zegna
- 👤 Giulio Zegna
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:55
CPC Classifications
D; D01; D01H; D01H13/00; D01H13/14; D01H13/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-08 | 1974-09-07 | 1975-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-08 | 1978-09-07 | 1979-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-08 | 1982-09-07 | 1983-03-09 | $7700.00 | Window Closed / Lapsed |