US3226506A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic device for circuit control
Assignee: Individual
•
Filing: 1963-06-20
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Granted: 1965-12-28
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Expires: 1983-06-20
Abstract
No abstract record available.
Inventors
- 👤 Angrisani Aldo
- 👤 Monagas Estado
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:37
CPC Classifications
G; G08; G08B; G08B13/00; G08B13/22; H; H01; H01H; H01H36/00; H01H36/008
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A CIRCUIT-CONTROLLING DEVICE COMPRISING A SWITCH ACTUATABLE TO A FIRST POSITION BY ESTABLISHMENT OF A FIRST MAGNETIC FLUX PATTERN AND BIASED TO A SECOND POSITION IN THE ABSENCE OF MAGNETIC FLUX, A PERMANENT MAGNET ADJACENT TO THE SWITCH IN A RELATIONSHIP TO ESTABLISH SAID FIRST MAGNETIC FLUX PATTERN, A PRIMARY FERROMAGNETIC INPUT MEANS COMPRISING AN ELEMENT MOVABLE FROM A POSITION OF NON-INTERFERENCE WITH SAID FIRST FLUX PATTERN TO A POSITION WHEREIN SAID FLUX PATTERN IS BROKEN AND A SECOND FLUX PATTERN IS ESTABLISHED, SAID SECOND FLUX PATTERN BEING INEFFECTIVE TO MOVE SAID SWITCH, AND A SECONDARY FERROMAGNETIC INPUT MEANS BETWEEN THE POLES OF THE MAGNET MOVABLE FROM A POSITION ALIGNED WITH SAID SECOND FLUX PATTERN TO A POSITION NON-ALIGNED WITH SAID PATTERN, SAID SEONDARY INPUT MEANS HAVING A SIZE SUFFICIENT TO HOLE SAID SECOND FLUX PATTERN WHEN IT THE ALIGNED POSITION BUT INSUFFICIENT TO INTERFERE WITH SAID FIRST FLUX PATTERN.
Claim 2
Dependent Claim
150 words
A CIRCUIT-CONTROLLING DEVICE COMPRISING A SWITCH ACTUATABLE TO A FIRST POSITION BY ESTABLISHMENT OF A FIRST MAGNETIC FLUX PATTERN AND BIASED TO A SECOND POSITION IN THE ABSENCE OF MAGNETIC FLUX, A PERMANENT MAGNET ADJACENT TO THE SWITCH IN A RELATIONSHIP TO ESTABLISH SAID FIRST MAGNETIC FLUX PATTERN, A PRIMARY FERROMAGNETIC INPUT MEANS COMPRISING AN ELEMENT MOVABLE FROM A POSITION OF NON-INTERFERENCE WITH SAID FIRST FLUX PATTERN TO A POSITION WHEREIN SAID FLUX PATTERN IS BROKEN AND A SECOND FLUX PATTERN IS ESTABLISHED, SAID SECOND FLUX PATTERN BEING INEFFECTIVE TO MOVE SAID SWITCH, AND A SECONDARY FERROMAGNETIC INPUT MEANS BETWEEN THE POLES OF THE MAGNET MOVABLE FROM A POSITION ALIGNED WITH SAID SECOND FLUX PATTERN TO A POSITION NON-ALIGNED WITH SAID PATTERN, SAID SEONDARY INPUT MEANS HAVING A SIZE SUFFICIENT TO HOLE SAID SECOND FLUX PATTERN WHEN IT THE ALIGNED POSITION BUT INSUFFICIENT TO INTERFERE WITH SAID FIRST FLUX PATTERN.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |