US3214609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hall effect apparatus
Assignee: Associated Electrical Industries Ltd
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Filing: 1962-12-10
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Granted: 1965-10-26
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Expires: 1982-12-10
Abstract
No abstract record available.
Inventors
- 👤 Drew Anthony John
- 👤 Galpin Robert Keith Portway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:19
CPC Classifications
H; H10; H10N; H10N52/00; H03; H03C; H03C1/00; H03C1/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
APPARATUS COMPRISING A MAGNETIZING STRUCTURE ENERGIZABLE TO PRODUCE IN A REGION BOUNDED BY THE STRUCTURE TWO INTERSECTING MAGNETIC FIELDS SUBSTANTIALLY PERPENDICULAR TO EACH OTHER, TOGETHER WITH A HALL EFFECT PRISM LOCATED IN SAID REGION FOR SUBJECTION TO SAID INTERSECTING MAGNETIC FIELDS AND HAVIGN TWO PAIRS OF INPUT ELECTRODES EACH PAIR OF INPUT ELECTRODES HAVING PORTIONS THEREOF DISPOSED IN LINES LYING IN A PLANE THROUGH SAID REGION, SAID PLANE BEING PERPENDICULAR TO THE LONGITUDINAL AXIS OF THE PRISM AND PASSING THROUGH THE MAGNETIZING STRUCTURE, THE LINES PASSING THROUGH PORTIONS OF EACH PAIR OF INPUT ELECTRIDES BEING NORMAL TO EACH OTHER, AND A PAIR OF OUTPUT ELECTRODES LYING ALONG A LINE TRANSVERSE TO SAID PLANE.
Claim 2
Dependent Claim
113 words
APPARATUS COMPRISING A MAGNETIZING STRUCTURE ENERGIZABLE TO PRODUCE IN A REGION BOUNDED BY THE STRUCTURE TWO INTERSECTING MAGNETIC FIELDS SUBSTANTIALLY PERPENDICULAR TO EACH OTHER, TOGETHER WITH A HALL EFFECT PRISM LOCATED IN SAID REGION FOR SUBJECTION TO SAID INTERSECTING MAGNETIC FIELDS AND HAVIGN TWO PAIRS OF INPUT ELECTRODES EACH PAIR OF INPUT ELECTRODES HAVING PORTIONS THEREOF DISPOSED IN LINES LYING IN A PLANE THROUGH SAID REGION, SAID PLANE BEING PERPENDICULAR TO THE LONGITUDINAL AXIS OF THE PRISM AND PASSING THROUGH THE MAGNETIZING STRUCTURE, THE LINES PASSING THROUGH PORTIONS OF EACH PAIR OF INPUT ELECTRIDES BEING NORMAL TO EACH OTHER, AND A PAIR OF OUTPUT ELECTRODES LYING ALONG A LINE TRANSVERSE TO SAID PLANE.
References Cited (Backward Citations)
US2852732A
Cited
US2649569A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |