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US3214707A Expired / Lapsed US ⏱️ 0.0 years remaining

Radio frequency pulse generating apparatus using an exploding wire

Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1962-01-11
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Granted: 1965-10-26
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Expires: 1982-01-11
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Abstract

No abstract record available.

Inventors

  • 👤 Ralph F Wuerker

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 21:55
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/78

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 148 words
A RADIO FREQUENCY POWER GENERATOR COMPRISING: A HIGH VOLTAGE CAPACITOR, VOLTAGE SOURCE MEANS IN SERIES WITH SAID CAPACITOR FOR CHARGING SAID CAPACITOR TO A POTENTIAL ON THE ORDER OF 30 KILOVOLTS, A PAIR OF SPACED ELECTRODES BRIDGED BY AN EXPLODABLE WIRE, A RADIO FREQUENCY PARALLEL RESONAT CIRCUIT, AND A SWITCHING MEANS OPERATIVE TO CONNECT SAID PARALLEL RESONANT CIRCUIT, SAID WIRE, AND SAID CAPACITOR IN A SERIES CIRCUIT TO CAUSE CURRENT TO BE CONDUCTED BETWEEN SAID CAPACITOR AND SAID PARALLEL RESONANT CIRCUIT DURING AN INITIAL TIME PERIOD WHEN SAID WIRE HAS RELATIVELY LOW RESISTANCE, SAID WIRE BEING TRANSFORMED TO A DENSE METALLIC VAPOR BY SAID CURRENT TO RAISE THE RESISTANCE ACROSS SAID ELECTRODES TO A RELATIVELY HIGH VALUE DURING A SECOND TIME PERIOD, THEREBY TO TERMINATE CURRENT FLOW IN SAID SERIES CIRCUIT AND TO GENERATE DESIRED RADIO FREQUENCY OSCILLATIONS IN SAID PARALLEL RESONANT CIRCUIT DURING SAID SECOND TIME PERIOD.

References Cited (Backward Citations)

US1239831A Cited
US2471401A Cited
US2543445A Cited
US2470550A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-10-25 1969-04-26 1969-10-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-10-25 1973-04-26 1973-10-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-10-25 1977-04-26 1977-10-26 $7700.00 Window Closed / Lapsed

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