US3249844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor apparatus
Assignee: Honeywell Inc
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Filing: 1962-08-23
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Granted: 1966-05-03
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Expires: 1982-08-23
Abstract
No abstract record available.
Inventors
- 👤 Jensen James Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:11
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/42; H02M7/44; H02M7/48; H02M7/505; H02M7/515
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
191 words
CONTROLLED RECTIFIER INVERTER MEANS COMPRISING: FIRST AND SECOND CONTROLLED RECTIFIERS, EACH HAVING A PLURALITY OF ELECTRODES INCLUDING A CONTROL ELECTRODE, A POWER INPUT ELECTRODE AND A POWER OUTPUT ELECTRODE; OUTPUT TRANSFORMER MEANS HAVING PRIMARY AND SECONDARY WINDING MEANS; A SOURCE OF DIRECT CURRENT POTENTIAL HAVING A FIRST AND A SECOND TERMINAL; CONNECTION MEANS INCLUDING SAID PRIMARY WINDING MEANS FOR CONNECTING THE FIRST TERMINAL OF SAID SOURCE TO SAID POWER INTPUT ELECTRODES AND THE SECOND TERMINAL OF SAID SOURCE TO SAID POWER OUTPUT ELECTRODES; A PLURALITY OF SWITCHING MEANS; A PLURALITY OF COMMUTATING CAPACITOR MEANS, EACH CAPACITOR MEANS BEING ASSOCIATED WITH ONE OF SAID SWITCHING MEANS AND BEING CONNECTED ACROSS SAID TRANSFORMER MEANS BY SAID SWITCHING MEANS; LOAD CURRENT RESPONSIVE MEANS CONNECTED IN A SENSING RELATION TO SAID CONNECTION MEANS; AMPLIFIER MEANS HAVING AN INPUT CONNECTED TO SAID LOAD CURRENT RESPONSIVE MEANS AND HAVING AN OUTPUT; AND MEANS CONNECTING SAID AMPLIFIER MEANS TO SAID SWITCHING MEANS SO THAT UPON RESPONSE OF SAID CURRENT RESPONSIVE MEANS SAID COMMUTATING CAPACITOR MEANS ARE SEQUENTIALLY SWITCHED INTO THE CIRCUIT AS THE LOAD CURRENT INCREASES AND ARE SEQUENTIALLY REMOVED FROM THE CIRCUIT AS THE LOAD CURRENT DECREASES.
Claim 2
Dependent Claim
191 words
CONTROLLED RECTIFIER INVERTER MEANS COMPRISING: FIRST AND SECOND CONTROLLED RECTIFIERS, EACH HAVING A PLURALITY OF ELECTRODES INCLUDING A CONTROL ELECTRODE, A POWER INPUT ELECTRODE AND A POWER OUTPUT ELECTRODE; OUTPUT TRANSFORMER MEANS HAVING PRIMARY AND SECONDARY WINDING MEANS; A SOURCE OF DIRECT CURRENT POTENTIAL HAVING A FIRST AND A SECOND TERMINAL; CONNECTION MEANS INCLUDING SAID PRIMARY WINDING MEANS FOR CONNECTING THE FIRST TERMINAL OF SAID SOURCE TO SAID POWER INTPUT ELECTRODES AND THE SECOND TERMINAL OF SAID SOURCE TO SAID POWER OUTPUT ELECTRODES; A PLURALITY OF SWITCHING MEANS; A PLURALITY OF COMMUTATING CAPACITOR MEANS, EACH CAPACITOR MEANS BEING ASSOCIATED WITH ONE OF SAID SWITCHING MEANS AND BEING CONNECTED ACROSS SAID TRANSFORMER MEANS BY SAID SWITCHING MEANS; LOAD CURRENT RESPONSIVE MEANS CONNECTED IN A SENSING RELATION TO SAID CONNECTION MEANS; AMPLIFIER MEANS HAVING AN INPUT CONNECTED TO SAID LOAD CURRENT RESPONSIVE MEANS AND HAVING AN OUTPUT; AND MEANS CONNECTING SAID AMPLIFIER MEANS TO SAID SWITCHING MEANS SO THAT UPON RESPONSE OF SAID CURRENT RESPONSIVE MEANS SAID COMMUTATING CAPACITOR MEANS ARE SEQUENTIALLY SWITCHED INTO THE CIRCUIT AS THE LOAD CURRENT INCREASES AND ARE SEQUENTIALLY REMOVED FROM THE CIRCUIT AS THE LOAD CURRENT DECREASES.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |