Patent US2808184A successfully refreshed from Google Patents.
Patent US2516384A successfully refreshed from Google Patents.
US3133256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frequency variable flux coupled oscillator
Assignee: Individual
•
Filing: 1958-01-07
•
Granted: 1964-05-12
•
Expires: 1978-01-07
Abstract
No abstract record available.
Inventors
- 👤 John S Denelsbeck
- 👤 Joseph L Lindinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:51
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/42; H02M7/44; H02M7/48; H02M7/53; H02M7/537; H02M7/5383; H02M7/53832; H02M7/53835; H03; H03K; H03K3/00; H03K3/02; H03K3/26; H03K3/28; H03K3/281; H03K3/282; H03K3/2823; H03K3/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
319 words
A FLUX COUPLED OSCILLATOR COMPRISING A PAIR OF SEMICONDUCTOR DEVICES, EACH INCLUDING A BASE ELECTRODE, AN EMITTER ELECTRODE, AND A COLLECTOR ELECTRODE, A UNI-DIRECTIONAL SOURCE OF VOLTAGE HAVING A PAIR OF TERMINALS, A SATURABLE MAGNETIC CORE HAVING A SUBSTANTIALLY RECTANGULAR HYSTERESIS LOOP CHARACTERISTIC, FIRST, SECOND, AND THIRD WINDING MEANS LINKING THE CORE IN INDUCTIVE RELATION TO EACH OTHER, A SOURCE OF BIAS VOLTAGE CONNECTED BETWEEN THE EMITTER ELECTRODE AND THE BASE ELECTRODE OF EACH OF SAID DEVICES THROUGH A PORTION OF SAID SECOND WINDING MEANS, THE EMITTER ELECTRODE OF EACH OF SAID DEVICES BEING CONNECTED TO ONE OF SAID TERMINALS, THE COLLECTOR ELECTRODE OF EACH OF SAID DEVICES BEING CONNECTED TO THE OTHER OF SAID TERMINALS THROUGH A PORTION OF SAID FIRST WINDING MEANS, SAID SECOND WINDING MEANS BEING CONNECTED TO APPLY VOLTAGES INDUCED THEREIN BETWEEN THE BASE ELECTRODE AND THE EMITTER ELECTRODE OF EACH OF SAID DEVICES, EACH OF SAID DEVICES BEING RECIPROCALLY RENDERED INTO A CUT-OFF AND CONDUCTING CURRENT CONDITION IN RESPONSE TO SAID INDUCED VOLTAGES, SAID CORE HAVING A FIRST MAGNETIC FLUX INDUCED THEREIN TO BE SATURATED AT A LEVEL WITHIN A RANGE OF ENERGIZATION OF SAID FIRST WINDING MEANS, A FOURTH WINDING DISPOSED TRANSVERSELY RELATIVE TO SAID FIRST, SECOND, AND THIRD WINDING MEANS AND IN JUXTAPOSITION WITH THE CORE INDUCTIVELY LINKING THE WINDING MEANS FOR PRODUCING A SECOND FLUX ORTHOGONAL TO SAID FIRST FLUX TO MODIFY THE SATURATION LEVEL OF SAID CORE, A SECOND UNI-DIRECTIONAL VOLTAGE SOURCE CONNECTED TO SAID FOURTH WINDING, TRANSDUCER MEANS MECHANICALLY LINKED WITH SAID FOURTH WINDING FOR MOVEMENT RELATIVE TO SAID CORE, EACH OF THE DEVICES BEING BIASED SO AS TO TRANSFER FROM ONE TO THE OTHER OF SAID CONDUCTING CONDITIONS IN RESPONSE TO THE VOLTAGE INDUCED IN SAID SECOND WINDING MEANS UPON EACH OCCURRENCE OF SATURATION OF SAID CORE, SAID THIRD WINDING MEANS HAVING AN ALTERNATING VOLTAGE INDUCED THEREIN OF FREQUENCY DEPENDENT UPON THE MODIFIED SATURATION LEVEL OF SAID CORE.
Claim 2
Dependent Claim
319 words
A FLUX COUPLED OSCILLATOR COMPRISING A PAIR OF SEMICONDUCTOR DEVICES, EACH INCLUDING A BASE ELECTRODE, AN EMITTER ELECTRODE, AND A COLLECTOR ELECTRODE, A UNI-DIRECTIONAL SOURCE OF VOLTAGE HAVING A PAIR OF TERMINALS, A SATURABLE MAGNETIC CORE HAVING A SUBSTANTIALLY RECTANGULAR HYSTERESIS LOOP CHARACTERISTIC, FIRST, SECOND, AND THIRD WINDING MEANS LINKING THE CORE IN INDUCTIVE RELATION TO EACH OTHER, A SOURCE OF BIAS VOLTAGE CONNECTED BETWEEN THE EMITTER ELECTRODE AND THE BASE ELECTRODE OF EACH OF SAID DEVICES THROUGH A PORTION OF SAID SECOND WINDING MEANS, THE EMITTER ELECTRODE OF EACH OF SAID DEVICES BEING CONNECTED TO ONE OF SAID TERMINALS, THE COLLECTOR ELECTRODE OF EACH OF SAID DEVICES BEING CONNECTED TO THE OTHER OF SAID TERMINALS THROUGH A PORTION OF SAID FIRST WINDING MEANS, SAID SECOND WINDING MEANS BEING CONNECTED TO APPLY VOLTAGES INDUCED THEREIN BETWEEN THE BASE ELECTRODE AND THE EMITTER ELECTRODE OF EACH OF SAID DEVICES, EACH OF SAID DEVICES BEING RECIPROCALLY RENDERED INTO A CUT-OFF AND CONDUCTING CURRENT CONDITION IN RESPONSE TO SAID INDUCED VOLTAGES, SAID CORE HAVING A FIRST MAGNETIC FLUX INDUCED THEREIN TO BE SATURATED AT A LEVEL WITHIN A RANGE OF ENERGIZATION OF SAID FIRST WINDING MEANS, A FOURTH WINDING DISPOSED TRANSVERSELY RELATIVE TO SAID FIRST, SECOND, AND THIRD WINDING MEANS AND IN JUXTAPOSITION WITH THE CORE INDUCTIVELY LINKING THE WINDING MEANS FOR PRODUCING A SECOND FLUX ORTHOGONAL TO SAID FIRST FLUX TO MODIFY THE SATURATION LEVEL OF SAID CORE, A SECOND UNI-DIRECTIONAL VOLTAGE SOURCE CONNECTED TO SAID FOURTH WINDING, TRANSDUCER MEANS MECHANICALLY LINKED WITH SAID FOURTH WINDING FOR MOVEMENT RELATIVE TO SAID CORE, EACH OF THE DEVICES BEING BIASED SO AS TO TRANSFER FROM ONE TO THE OTHER OF SAID CONDUCTING CONDITIONS IN RESPONSE TO THE VOLTAGE INDUCED IN SAID SECOND WINDING MEANS UPON EACH OCCURRENCE OF SATURATION OF SAID CORE, SAID THIRD WINDING MEANS HAVING AN ALTERNATING VOLTAGE INDUCED THEREIN OF FREQUENCY DEPENDENT UPON THE MODIFIED SATURATION LEVEL OF SAID CORE.
References Cited (Backward Citations)
US2460637A
Cited
US2768293A
Cited
US2755446A
Cited
US2725519A
Cited
US2915637A
Cited
US2783384A
Cited
US2854580A
Cited
US2959744A
Cited
US2964716A
Cited
US2991414A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |