US3196345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage transformer with a plurality of secondary windings
Assignee: BBC Brown Boveri AG Germany
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Filing: 1961-10-20
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Granted: 1965-07-20
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Expires: 1981-10-20
Abstract
No abstract record available.
Inventors
- 👤 Dobsa Josip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:44
CPC Classifications
H; H01; H01F; H01F38/00; H01F38/20; H01F38/22; H01F38/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
IN A VOLTAGE TRANSFORMER, THE COMBINATION COMPRISING A PRIMARY WINDING INCLUDING A PAIR OF WINDING SECTIONS CONNECTED IN SERIES BETWEEN A HIGH VOLTAGE LINE AND GROUND, A DISTRIBUTED CORE COMPRISING A PAIR OF CORE PARTS ON WHICH SAID PRIMARY WINDING SECTIONS ARE RESPECTIVELY LOCATED, MEANS ELECTRICALLY CONNECTING SAID CORE PARTS TO THE MID-POTENTIAL POINT LYING BETWEEN SAID PRIMARY WINDING SECTIONS, A SECONDARY WINDING SECTION ON EACH SAID CORE PART RESPECTIVELY AND INDUCTIVELY COUPLED TO THE CORRESPONDING PRIMARY WINDING SECTION, AND PAIRS OF OUTPUT TERMINALS CONNECTED RESPECTIVELY TO SAID SECONDARY WINDING SECTIONS, ONE END OF ONE SAID SECONDARY WINDING SECTIONS BEING CONNECTED TO SAID HIGH VOLTAGE LINE AND ONE END OF THE OTHER SECONDARY WINDING SECTION BEING CONNECTED TO GROUND.
Claim 2
Dependent Claim
119 words
IN A VOLTAGE TRANSFORMER, THE COMBINATION COMPRISING A PRIMARY WINDING INCLUDING A PAIR OF WINDING SECTIONS CONNECTED IN SERIES BETWEEN A HIGH VOLTAGE LINE AND GROUND, A DISTRIBUTED CORE COMPRISING A PAIR OF CORE PARTS ON WHICH SAID PRIMARY WINDING SECTIONS ARE RESPECTIVELY LOCATED, MEANS ELECTRICALLY CONNECTING SAID CORE PARTS TO THE MID-POTENTIAL POINT LYING BETWEEN SAID PRIMARY WINDING SECTIONS, A SECONDARY WINDING SECTION ON EACH SAID CORE PART RESPECTIVELY AND INDUCTIVELY COUPLED TO THE CORRESPONDING PRIMARY WINDING SECTION, AND PAIRS OF OUTPUT TERMINALS CONNECTED RESPECTIVELY TO SAID SECONDARY WINDING SECTIONS, ONE END OF ONE SAID SECONDARY WINDING SECTIONS BEING CONNECTED TO SAID HIGH VOLTAGE LINE AND ONE END OF THE OTHER SECONDARY WINDING SECTION BEING CONNECTED TO GROUND.
References Cited (Backward Citations)
US2965808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |