Patent US3209229A successfully refreshed from Google Patents.
US3209229A
Expired / Lapsed
US
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System for utilizing intelligence signals to perform control functions
Assignee: Westinghouse Electric Corp
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Filing: 1961-05-31
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Granted: 1965-09-28
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Expires: 1981-05-31
Abstract
No abstract record available.
Inventors
- 👤 Jr Henry L Cox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:11
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/10; H04N3/14; G; G09; G09G; G09G2300/00; G09G2300/08; G09G2300/088
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
IN COMBINATION, A CONTROL SIGNAL SOURCE, A DIRECT CURRENT SERIES CIRCUIT, INCLUDING A SPARK GAP DEVICE AND A CAPACITOR CONNECTED TO SAID SOURCE IN A MANNER SUCH THAT WHEN SAID SPARK GAP IS RENDERED CONDUCTIVE SAID CAPACITOR CHARGES TO A POTENTIAL REPRESENTATIVE OF THE INSTANTANEOUS AMPLITUDE OF SAID CONTROL SIGNAL, AND MEANS FOR APPLYING A PERIODIC POTENTIAL TO SAID SERIES CIRCUIT AND HAVING PARAMETERS SO PROPORTIONED THAT SAID PERIODIC POTENTIAL IS EFFECTIVE TO CAUSE SAID SPARK GAP DEVICE TO ACCURATELY CHARGE SAID CAPACITOR TO A POTENTIAL REPRESENTATIVE OF THE INSTANTANEOUS AMPLITUDE VALUE OF SAID CONTROL SIGNAL; SAID MEANS COMPRISING MEANS TO PERIODICALLY PROVIDE A BURST OF AT LEAST THREE CLOSELY SPACED VOLTAGE PULSES EACH EXCEEDING THE BREAKDOWN POTENTIAL OF SAID SPARK GAP.
Claim 2
Dependent Claim
122 words
IN COMBINATION, A CONTROL SIGNAL SOURCE, A DIRECT CURRENT SERIES CIRCUIT, INCLUDING A SPARK GAP DEVICE AND A CAPACITOR CONNECTED TO SAID SOURCE IN A MANNER SUCH THAT WHEN SAID SPARK GAP IS RENDERED CONDUCTIVE SAID CAPACITOR CHARGES TO A POTENTIAL REPRESENTATIVE OF THE INSTANTANEOUS AMPLITUDE OF SAID CONTROL SIGNAL, AND MEANS FOR APPLYING A PERIODIC POTENTIAL TO SAID SERIES CIRCUIT AND HAVING PARAMETERS SO PROPORTIONED THAT SAID PERIODIC POTENTIAL IS EFFECTIVE TO CAUSE SAID SPARK GAP DEVICE TO ACCURATELY CHARGE SAID CAPACITOR TO A POTENTIAL REPRESENTATIVE OF THE INSTANTANEOUS AMPLITUDE VALUE OF SAID CONTROL SIGNAL; SAID MEANS COMPRISING MEANS TO PERIODICALLY PROVIDE A BURST OF AT LEAST THREE CLOSELY SPACED VOLTAGE PULSES EACH EXCEEDING THE BREAKDOWN POTENTIAL OF SAID SPARK GAP.
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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) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |