Patent US3355673A successfully refreshed from Google Patents.
US3355673A
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Multiphase oscillator with frequency variable by saturable magnetic components
Assignee: United Kingdom Atomic Energy Authority
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Filing: 1966-02-01
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Granted: 1967-11-28
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Expires: 1986-02-01
Abstract
No abstract record available.
Inventors
- 👤 Williams John Llewellyn
- 👤 Stokes Philip John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:25
CPC Classifications
H; H02; H02P; H02P27/00; H02P27/04; H02P27/06; H03; H03B; H03B27/00; H03B5/00; H03B5/08; H03B5/12; H03B5/1203; H03B5/1206; H03B5/1209; H03B5/1231; H03B5/1237; H03B5/124; H03B5/1243; H03B5/1256; H03B5/1296
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A MULTIPHASE OSCILLATOR COMPRISING A NUMBER OF SUBSTANTIALLY IDENTICAL VARIABLE TUNED SEMICONDUCTOR CIRCUIT STAGES COUPLED TOGETHER BY A PHASE SHIFTING NETWORK, THE IMPROVEMENT RESIDING IN THAT FOR EACH PHASE THERE ARE TWO SATURABLE MAGNETIC COMPONENTS SERVING AS THE VARIABLE TUNING MEANS AND EACH HAVING A PRIMARY WINDING AND A CONTROL WINDING TO ARRANGED THAT IF THE CURRENTS IN THE PRIMARY WINDING AND CONTROL WINDING OF ONE MAGNETIC
Claim 2
Dependent Claim
67 words
A MULTIPHASE OSCILLATOR COMPRISING A NUMBER OF SUBSTANTIALLY IDENTICAL VARIABLE TUNED SEMICONDUCTOR CIRCUIT STAGES COUPLED TOGETHER BY A PHASE SHIFTING NETWORK, THE IMPROVEMENT RESIDING IN THAT FOR EACH PHASE THERE ARE TWO SATURABLE MAGNETIC COMPONENTS SERVING AS THE VARIABLE TUNING MEANS AND EACH HAVING A PRIMARY WINDING AND A CONTROL WINDING TO ARRANGED THAT IF THE CURRENTS IN THE PRIMARY WINDING AND CONTROL WINDING OF ONE MAGNETIC
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) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |