US3200348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frequency generator having control circuits for amplitude regulation and overload protection
Assignee: Lorain Products Corp
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Filing: 1962-03-21
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Granted: 1965-08-10
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Expires: 1982-03-21
Abstract
No abstract record available.
Inventors
- 👤 Neil A Kammiller
- 👤 Stephen L Merkel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:04
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/42; H02M7/44; H02M7/48; H02M7/53; H02M7/537; H02M7/5387; H02M7/53871; H04; H04M; H04M19/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
155 words
IN A FREQUENCY GENERATOR, AN OSCILLATOR, AN OUTPUT TRANSFORMER HAVING A PRIMARY AND SECONDARY WINDINGS AND AN AMPLIFIER, A LOAD BEING CONNECTED ACROSS ONE OF SAID SECONDARY WINDINGS, MEANS FOR CONNECTING SAID OSCILLATOR ACROSS THE PRIMARY WINDING OF SAID OUTPUT TRANSFORMER THROUGH SAID AMPLIFIER, A CONTROL CIRCUIT, SAID CONTROL CIRCUIT INCLUDING OUTPUT VOLTAGE RESPONSIVE MEANS AND LOAD CURRENT RESPONSIVE MEANS, UNILATERAL CONDUCTING MEANS CONNECTED BETWEEN ANOTHER OF SAID SECONDARY WINDINGS AND SAID OUTPUT VOLTAGE RESPONSIVE MEANS TO SUPPLY A VOLTAGE THERETO, MEANS FOR CONNECTING SAID LOAD CURRENT RESPONSIVE MEANS IN SERIES WITH THE CURRENT PATH IN SAID AMPLIFIER, MEANS FOR CONNECTING SAID VOLTAGE RESPONSIVE MEANS AND SAID LOAD CURRENT RESPONSIVE MEANS IN VOLTAGE OPPOSING RELATIONSHIP TO PRODUCE A DIFFERENCE VOLTAGE IN SAID CONTROL CIRCUIT, SWITCH MEANS, MEANS FOR CONNECTING SAID SWITCH MEANS TO SAID OSCILLATOR TO ENERGIZE AND DEENERGIZE THE SAME IN ACCORDANCE WITH THE CONDUCTING CONDITION OF SAID SWITCH MEANS, MEANS FOR CONNECTING SAID
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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |