US3605448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic selector for textile machines
Assignee: Individual
•
Filing: 1969-05-13
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Granted: 1971-09-20
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Expires: 1989-05-13
Abstract
Abstract JACKS, SINKERS, OR LIKE CONTROL ELEMENTS ARE SELECTIVELY MOVED BETWEEN A FIRST POSITION SLIDING ON A PERMANENTLY MAGNETIZED SLIDE SURFACE, AND A SECOND POSITION TO WHICH THE CONTROL ELEMENTS ARE MOVED BY SPRINGS WHEN A SELECTOR MAGNET IS ENERGIZED IN ACCORDANCE WITH A PROGRAM TO COUNTERACT THE MAGNETIC FORCE OF THE SLIDE SURFACE IN THE REGION OF A CUTOUT IN THE SAME.
Inventors
- 👤 Erich Ribler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:41
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/66; D04B15/68; D04B15/78
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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |