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US3114097A Expired / Lapsed US ⏱️ 0.0 years remaining

Controlled rectifier regulating system utilizing a linear relaxation trigger circuit

Assignee: AT&T Inc
•
Filing: 1959-09-29
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Granted: 1963-12-10
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Expires: 1979-09-29
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Abstract

No abstract record available.

Inventors

  • 👤 Patrick W Clarke

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 13:33
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/40; G05F1/44; G05F1/45; G05F1/455; H; H02; H02M; H02M7/00; H02M7/02; H02M7/04; H02M7/12; H02M7/145; H02M7/155; H02M7/1555; H02M7/1557; H02M7/162; H02M7/1623; H02M7/1626

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 137 words
IN COMBINATION, A SOURCE OF ALTERNATING-CURRENT ENERGY, SWITCHING MEANS CONNECTED TO SAID SOURCE FOR DELETING PREDETERMINED PORTIONS OF SUCCESSIVE HALF-CYCLES OF SAID ALTERNATING-CURRENT ENERGY TO PRODUCE A SECOND ALTERNATING-CURRENT ENERGY WAVEFORM, MEANS FOR RECTIFYING SAID SECOND ALTERNATING-CURRENT ENERGY WAVEFORM TO PRODUCE DIRECT-CURRENT ENERGY, MEANS FOR APPLYING SAID DIRECT-CURRENT ENERGY TO A LOAD, A CAPACITOR, MEANS FOR PERIODICALLY CHARGING SAID CAPACITOR AT A SUBSTANTIALLY CONSTANT RATE, MEANS FOR REGULATING THE MAGNITUDE OF SAID RATE IN ACCORDANCE WITH THE MAGNITUDE OF THE DIRECTCURRENT ENERGY BEING DELIVERED TO SAID LOAD, MEANS FOR GENERATING A PULSE WHENEVER THE CHARGE ON SAID CAPACITOR EQUALS A PREDETERMINED VALUE, AND MEANS FOR APPLYING SAID PULSE TO SAID SWITCHING MEANS WHEREBY THE MAGNITUDE OF SAID DELETED PORTIONS IS ALTERED IN ACCORDANCE WITH VARIATIONS IN THE MAGNITUDE OF THE DIRECT-CURRENT ENERGY BEING DELIVERED TO THE LOAD.

References Cited (Backward Citations)

US2598516A Cited
US2567797A Cited
US2750502A Cited
US2945785A Cited
US2726356A Cited
US2957119A Cited
US2920247A Cited
US2906874A Cited
US2977523A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-12-09 1967-06-10 1967-12-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-12-09 1971-06-10 1971-12-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-12-09 1975-06-10 1975-12-10 $7700.00 Window Closed / Lapsed

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