US3152261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable reluctance hall effect resolver
Assignee: RTX Corp
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Filing: 1961-04-12
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Granted: 1964-10-06
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Expires: 1981-04-12
Abstract
No abstract record available.
Inventors
- 👤 Carlstein Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:33
CPC Classifications
G; G08; G08C; G08C19/00; G08C19/38; G06; G06G; G06G7/00; G06G7/12; G06G7/22
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
176 words
A RESOLVER INCLUDING IN COMBINATION A STATOR HAVING TWO PAIRS OF OPPOSED POLES, SEMICONDUCTOR MATERIAL CARRIED BY EACH OF SAID POLES, MEANS FOR DIRECTING MAGNETIC FLUX THROUGH THE SEMICONDUCTOR MATERIAL CARRIED BY SAID POLES, MEANS FOR PASSING A CURRENT THROUGH THE SEMICONDUCTOR MATERIAL CARRIED BY EACH OF SAID POLES TO GENERATE A VOLTAGE IN THE SEMICONDUCTOR MATERIAL OF EACH POLE ALONG AN AXIS PERPENDICULAR BOTH TO THE FLUX AND TO THE AXIS OF THE CURRENT PASSING THROUGH THE POLE, A HEMI-CYLINDRICAL SLUG OF MAGNETIC MATERIAL SINUSOIDALLY SKEWED IN THE DIRECTION OF ITS LENGTH, MEANS MOUNTING SAID SLUG IN THE PATH OF SAID FLUX FOR ROTARY MOVEMENT SINUSOIDALLY TO VARY SAID FLUX AS IT ROTATES, A FIRST PAIR OF OUTPUT TERMINALS, A SECOND PAIR OF OUTPUT TERMINALS, MEANS CONNECTING THE VOLTAGES IN THE SEMICONDUCTOR MATERIAL ON A FIRST PAIR OF SAID POLES IN SERIES OPPOSED RELATIONSHIP BETWEEN THE FIRST INPUT TERMINALS AND MEANS FOR CONNECTING THE VOLTAGES IN THE SEMICONDUCTOR MATERIAL ON THE OTHER PAIR OF POLES IN SERIES OPPOSED RELATIONSHIP BETWEEN THE SECOND PAIR OF TERMINALS.
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) | 1967-10-06 | 1968-04-06 | 1968-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-06 | 1972-04-06 | 1972-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-06 | 1976-04-06 | 1976-10-06 | $7700.00 | Window Closed / Lapsed |