Patent US3080486A successfully refreshed from Google Patents.
US3080486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bistable amplifier circuit
Assignee: Westinghouse Electric Corp
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Filing: 1958-12-22
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Granted: 1963-03-05
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Expires: 1978-12-22
Abstract
No abstract record available.
Inventors
- 👤 Roland W Roberts
- 👤 Rosa John
- 👤 Vidal R Algazi
- 👤 Harry J Abrams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:27
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/45
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A BISTABLE AMPLIFIER COMPRISING A MAGNETIC AMPLIFIER, A SATURABLE TRANSFORMER, A COUPLING MEANS AND A FLIP-FLOP ELEMENT HAVING AN INPUT MEANS; SAID SATURATING TRANSFORMER HAVING INPUT MEANS FOR RECEIVING A.C. AND OUTPUT MEANS CONNECTED TO ENERGIZE THE MAGNETIC AMPLIFIER; SAID MAGNETIC AMPLIFIER HAVING TWO SATURABLE MAGNETIC CORES EACH HAVING INDUCTIVELY DISPOSED THEREON A GATING WINDING; SAID GATING WINDINGS BEING CONNECTED IN CIRCUIT RELATIONSHIP WITH THE SATURATING TRANSFORMER OUTPUT MEANS AND SAID COUPLING MEANS; SAID COUPLING MEANS COUPLING AN OUTPUT FROM SAID GATING WINDING TO SAID INPUT MEANS OF SAID FLIP-FLOP ELEMENT; MEANS FOR BIASING EACH SAID SATURABLE MAGNETIC CORE TO FIRE AT SUBSTANTIALLY THE SAME TIME AS SAID SATURATING TRANSFORMER SATURATES; AND MEANS FOR APPLYING A CONTROL SIGNAL TO SAID MAGNETIC AMPLIFIER WHICH IS OPERATIVE TO FIRE SAID SATURABLE CORES PRIOR TO THE SATURATION OF SAID SATURATING TRANSFORMER.
Claim 2
Dependent Claim
138 words
A BISTABLE AMPLIFIER COMPRISING A MAGNETIC AMPLIFIER, A SATURABLE TRANSFORMER, A COUPLING MEANS AND A FLIP-FLOP ELEMENT HAVING AN INPUT MEANS; SAID SATURATING TRANSFORMER HAVING INPUT MEANS FOR RECEIVING A.C. AND OUTPUT MEANS CONNECTED TO ENERGIZE THE MAGNETIC AMPLIFIER; SAID MAGNETIC AMPLIFIER HAVING TWO SATURABLE MAGNETIC CORES EACH HAVING INDUCTIVELY DISPOSED THEREON A GATING WINDING; SAID GATING WINDINGS BEING CONNECTED IN CIRCUIT RELATIONSHIP WITH THE SATURATING TRANSFORMER OUTPUT MEANS AND SAID COUPLING MEANS; SAID COUPLING MEANS COUPLING AN OUTPUT FROM SAID GATING WINDING TO SAID INPUT MEANS OF SAID FLIP-FLOP ELEMENT; MEANS FOR BIASING EACH SAID SATURABLE MAGNETIC CORE TO FIRE AT SUBSTANTIALLY THE SAME TIME AS SAID SATURATING TRANSFORMER SATURATES; AND MEANS FOR APPLYING A CONTROL SIGNAL TO SAID MAGNETIC AMPLIFIER WHICH IS OPERATIVE TO FIRE SAID SATURABLE CORES PRIOR TO THE SATURATION OF SAID SATURATING TRANSFORMER.
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) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |