US3283541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and device for the individual control of selecting members
Assignee: Edouard Dubied et Cie SA
•
Filing: 1964-02-13
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Granted: 1966-11-08
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Expires: 1984-02-13
Abstract
No abstract record available.
Inventors
- 👤 Cerjat Aymon De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:22
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/66; D04B15/68; D04B15/78
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A DEVICE FOR THE INDIVIDUAL OPERATION OF THE NEEDLES OF A KNITTING MACHINE BY CONTROLLING THE JACKS: A MAGNET PROVIDING A STEADY MAGNETIC FIELD, SAID MAGNET HAVING A PAIR OF POLE FACES SEPARATED BY AN AIR GAP IN WHICH THE TWO OPPOSITE POLE FACES OF SAID MAGNET FORM A CONSTRICTED PASSAGE OF THE PATH OF TRAVEL OF SAID JACKS ALONG SAID PORTION OF THE AIR GAP; AN ELECTROMAGNET THAT CAN BE POLARIZED BY ELECTRIC PULSES IN ACCORDANCE WITH A PREDETERMINED PROGRAM, SAID ELECTROMAGNET BEING LOCATED ADJACENT A PORTION OF SAID JACK AND WITH RESPECT TO SAID AIR GAP THAT POLARIZATION OF THE ELECTROMAGNET CAUSES A DISEQUILIBRIUM OF THE MAGNETIC FORCES ACTING ON A JACK WHILE IT PASSES ALONG A PORTION OF THE AIR GAP, WHEREBY A JACK PASSING THROUGH SAID PORTION OF THE AIR GAP WHEN THE ELECTROMAGNET IS POLARIZED IS ATTRACTED TO A POLE FACE OF SAID MAGNET AND IS HELD TO THE FACE BY MAGNETIC ATTRACTION.
Claim 2
Independent Claim
158 words
A DEVICE FOR THE INDIVIDUAL OPERATION OF THE NEEDLES OF A KNITTING MACHINE BY CONTROLLING THE JACKS: A MAGNET PROVIDING A STEADY MAGNETIC FIELD, SAID MAGNET HAVING A PAIR OF POLE FACES SEPARATED BY AN AIR GAP IN WHICH THE TWO OPPOSITE POLE FACES OF SAID MAGNET FORM A CONSTRICTED PASSAGE OF THE PATH OF TRAVEL OF SAID JACKS ALONG SAID PORTION OF THE AIR GAP; AN ELECTROMAGNET THAT CAN BE POLARIZED BY ELECTRIC PULSES IN ACCORDANCE WITH A PREDETERMINED PROGRAM, SAID ELECTROMAGNET BEING LOCATED ADJACENT A PORTION OF SAID JACK AND WITH RESPECT TO SAID AIR GAP THAT POLARIZATION OF THE ELECTROMAGNET CAUSES A DISEQUILIBRIUM OF THE MAGNETIC FORCES ACTING ON A JACK WHILE IT PASSES ALONG A PORTION OF THE AIR GAP, WHEREBY A JACK PASSING THROUGH SAID PORTION OF THE AIR GAP WHEN THE ELECTROMAGNET IS POLARIZED IS ATTRACTED TO A POLE FACE OF SAID MAGNET AND IS HELD TO THE FACE BY MAGNETIC ATTRACTION.
References Cited (Backward Citations)
GB883432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |