US3193754A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reduced impedance transformer and rectifier busing
Assignee: ABB Inc USA
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Filing: 1963-01-17
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Granted: 1965-07-06
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Expires: 1983-01-17
Abstract
No abstract record available.
Inventors
- 👤 Isadore K Dortort
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:23
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/02; H02M7/04; H02M7/06; H02M7/068
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
329 words
IN COMBINATION; A MULTIPHASE TRANSFORMER, A RECTIFIER HAVING MULTIPHASE A.-C. INPUT MEANS, AND A BUS SYSTEM FOR INTERCONNECTING SAID MULTIPHASE TRANSFORMER AND SAID MULTIPHASE A.-C. INPUT MEANS OF SAID RECTIFIER; SAID BUS SYSTEM BEING COMPRISED OF A FIRST PLURALITY OF BUS CONDUCTORS AND A SECOND PLURALITY OF BUS CONDUCTORS; EACH OF SAID FIRST PLURALITY OF BUSES EXTENDING FROM SAID TRANSFORMER TO SAID RECTIFIER INPUT MEANS AND CARRYING CURRENT FROM SAID TRANSFORMER TO SAID RECTIFIER; EACH OF SAID SECOND PLURALITY OF BUS CONDUCTORS BEING POSITIONED IMMEDIATELY ADJACENT A RESPECTIVE BUS CONDUCTOR OF SAID FIRST PLURALITY OF BUS CONDUCTORS; EACH OF SAID SECOND PLURALITY OF BUSES BEING ELECTRICALLY ARRANGED WITH RESPECT TO ONE ANOTHER FOR CONDUCTING A CURRENT IN A DIRECTION OPPOSITE TO THE DIRECTION OF CURRENT IN THEIR SAID RESPECTIVE BUS OF SAID FIRST PLURALITY OF BUSES; SAID MULTIPHASE TRANSFORMER BEING CONTAINED WITHIN A TANK; SAID TANK HAVING A PLURALITY OF DUAL CONDUCTOR LEAD THROUGH STRUCTURES IN A WALL THEREOF; EACH OF SAID BUSES OF SAID FIRST PLURALITY OF BUSES AND ITS SAID RESPECTIVE BUS OF SAID SECOND PLURALITY OF BUSES BEING CONNECTED TO A RESPECTIVE DUAL CONDUCTOR LEAD THROUGH STRUCTURES OF SAID PLURALITY OF LEAD THROUGH STRUCTURES; EACH OF SAID LEAD THROUGH STRUCTURES COMPRISING AN OPENING IN SAID TANK WALL, AN ELECTRICALLY CONDUCTIVE MEMBER MECHANICALLY AND ELECTRICALLY SECURED WITHIN SAID OPENING, AN INSULATOR BUSHING HAVING A CONDUCTOR THEREIN SECURED WITHIN SAID OPENING AND INSULATED FROM SAID TANK WALL, A FIRST AND SECOND CONDUCTOR LEAD COMPRISED OF ONE OF SAID BUSES OF SAID FIRST PLURALITY OF BUSES AND ITS SAID RESPECTIVE BUS OF SAID SECOND PLURALITY OF BUSES RESPECTIVELY ON ONE SIDE OF SAID TANK WALL AND A THIRD AND FOURTH CONDUCTOR LEAD ON THE OTHER SIDE OF SAID TANK WALL; SAID FIRST AND THIRD CONDUCTOR LEADS BEING CONNECTED TO SAID ELECTRICALLY CONDUCTIVE MEMBER; SAID SECOND AND FOURTH CONDUCTOR LEADS BEING CONNECTED TO SAID BUSHING CONDUCTOR; EACH OF SAID THIRD CONDUCTOR LEADS BEING ELECTRICALLY CONNECTED TOGETHER IN BALANCED PHASE GROUPINGS.
Claim 2
Dependent Claim
329 words
IN COMBINATION; A MULTIPHASE TRANSFORMER, A RECTIFIER HAVING MULTIPHASE A.-C. INPUT MEANS, AND A BUS SYSTEM FOR INTERCONNECTING SAID MULTIPHASE TRANSFORMER AND SAID MULTIPHASE A.-C. INPUT MEANS OF SAID RECTIFIER; SAID BUS SYSTEM BEING COMPRISED OF A FIRST PLURALITY OF BUS CONDUCTORS AND A SECOND PLURALITY OF BUS CONDUCTORS; EACH OF SAID FIRST PLURALITY OF BUSES EXTENDING FROM SAID TRANSFORMER TO SAID RECTIFIER INPUT MEANS AND CARRYING CURRENT FROM SAID TRANSFORMER TO SAID RECTIFIER; EACH OF SAID SECOND PLURALITY OF BUS CONDUCTORS BEING POSITIONED IMMEDIATELY ADJACENT A RESPECTIVE BUS CONDUCTOR OF SAID FIRST PLURALITY OF BUS CONDUCTORS; EACH OF SAID SECOND PLURALITY OF BUSES BEING ELECTRICALLY ARRANGED WITH RESPECT TO ONE ANOTHER FOR CONDUCTING A CURRENT IN A DIRECTION OPPOSITE TO THE DIRECTION OF CURRENT IN THEIR SAID RESPECTIVE BUS OF SAID FIRST PLURALITY OF BUSES; SAID MULTIPHASE TRANSFORMER BEING CONTAINED WITHIN A TANK; SAID TANK HAVING A PLURALITY OF DUAL CONDUCTOR LEAD THROUGH STRUCTURES IN A WALL THEREOF; EACH OF SAID BUSES OF SAID FIRST PLURALITY OF BUSES AND ITS SAID RESPECTIVE BUS OF SAID SECOND PLURALITY OF BUSES BEING CONNECTED TO A RESPECTIVE DUAL CONDUCTOR LEAD THROUGH STRUCTURES OF SAID PLURALITY OF LEAD THROUGH STRUCTURES; EACH OF SAID LEAD THROUGH STRUCTURES COMPRISING AN OPENING IN SAID TANK WALL, AN ELECTRICALLY CONDUCTIVE MEMBER MECHANICALLY AND ELECTRICALLY SECURED WITHIN SAID OPENING, AN INSULATOR BUSHING HAVING A CONDUCTOR THEREIN SECURED WITHIN SAID OPENING AND INSULATED FROM SAID TANK WALL, A FIRST AND SECOND CONDUCTOR LEAD COMPRISED OF ONE OF SAID BUSES OF SAID FIRST PLURALITY OF BUSES AND ITS SAID RESPECTIVE BUS OF SAID SECOND PLURALITY OF BUSES RESPECTIVELY ON ONE SIDE OF SAID TANK WALL AND A THIRD AND FOURTH CONDUCTOR LEAD ON THE OTHER SIDE OF SAID TANK WALL; SAID FIRST AND THIRD CONDUCTOR LEADS BEING CONNECTED TO SAID ELECTRICALLY CONDUCTIVE MEMBER; SAID SECOND AND FOURTH CONDUCTOR LEADS BEING CONNECTED TO SAID BUSHING CONDUCTOR; EACH OF SAID THIRD CONDUCTOR LEADS BEING ELECTRICALLY CONNECTED TOGETHER IN BALANCED PHASE GROUPINGS.
References Cited (Backward Citations)
US1551960A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |