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
Abstract
No abstract record available.
Inventors
- 👤 Ralph F Wuerker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:44
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)
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 |