US3209241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regulating and current limiting transformer system
Assignee: Westinghouse Electric Corp
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Filing: 1962-06-13
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Granted: 1965-09-28
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Expires: 1982-06-13
Abstract
No abstract record available.
Inventors
- 👤 Herbert W Book
- 👤 Arthur M Lockie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:30
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/28; H01F27/2847; H01F2027/2857
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
80 words
A TRANSFORMER HAVING AT LEAST TWO HIGH VOLTAGE WINDINGS AND ONE LOW VOLTAGE WINDING CONSTRUCTED TO HAVE A PREDETERMINED LEAKAGE REACTANCE, SAID HIGH VOLTAGE WINDINGS BEING INTERLEAVED TO PROVIDE A CAPACITANCE BETWEEN THE HIGH VOLTAGE WINDINGS OF THE TRANSFORMER TO COMPENSATE FOR THE INDUCTIVE REACTANCE DRROP CAUSED BY THE LEAKAGE REACTANCE UNDER PREDETERMINED ELECTECTIVE DEVICE CONNECTED ACROSS SAID CAPACITANCE, SAID PROTECTIVE DEVICE BEING RESPONSIVE TO A PREDETERMINED ELECTRICAL CONDITION OF THE TRANSFORMER TO ESTABLISH A SHUNT CIRCUIT AROUND SAID CAPACITANCE.
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) | 1968-09-27 | 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 |