US3093770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High energy spark control
Assignee: General Dynamics Corp
•
Filing: 1960-01-08
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Granted: 1963-06-11
•
Expires: 1980-01-08
Abstract
No abstract record available.
Inventors
- 👤 Richard H Wesley
- 👤 Thomas D Winters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:34
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/02; B21D26/06; B21D26/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
SPARK DISCHARGE CONTROL APPARATUS COMPRISING A CAPACITOR, MEANS FOR CHARGING SAID CAPACITOR, A SPARK GAP, NORMALLY OPEN ELECTRONIC SWITCH MEANS IN CIRCUIT BETWEEN SAID CAPACITOR AND SAID SPARK GAP, A SPARK DISCHARGE REPETITION RATE CONTROL OSCILLATOR, SPARK DISCHARGE DURATION CONTROL MEANS CONNECTED TO SAID OSCILLATOR, AND MEANS TO CLOSE SAID ELECTRONIC SWITCH MEANS IN RESPONSE TO SAID OSCILLATOR AND SAID DURATION CONTROL MEANS, THEREBY CONTROLLING THE DURATION AND REPETITION RATE OF DISCHARGE OF SAID CAPACITOR THROUGH SAID SPARK GAP.
Claim 2
Dependent Claim
79 words
SPARK DISCHARGE CONTROL APPARATUS COMPRISING A CAPACITOR, MEANS FOR CHARGING SAID CAPACITOR, A SPARK GAP, NORMALLY OPEN ELECTRONIC SWITCH MEANS IN CIRCUIT BETWEEN SAID CAPACITOR AND SAID SPARK GAP, A SPARK DISCHARGE REPETITION RATE CONTROL OSCILLATOR, SPARK DISCHARGE DURATION CONTROL MEANS CONNECTED TO SAID OSCILLATOR, AND MEANS TO CLOSE SAID ELECTRONIC SWITCH MEANS IN RESPONSE TO SAID OSCILLATOR AND SAID DURATION CONTROL MEANS, THEREBY CONTROLLING THE DURATION AND REPETITION RATE OF DISCHARGE OF SAID CAPACITOR THROUGH SAID SPARK GAP.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |