US3230293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forced cooled isolated phase bus system using internal blowers
Assignee: ABB Inc USA
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Filing: 1963-08-26
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Granted: 1966-01-18
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Expires: 1983-08-26
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Turgeon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:18
CPC Classifications
H; H02; H02G; H02G5/00; H02G5/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A FORCED COOLED ISOLATED PHASE BUS SYSTEM HAVING A FIRST AND SECOND END; EACH PHASE BUS COMPRISING A HOLLOW CONDUCTOR AND A HOUSING; SAID HOLLOW CONDUCTOR BEING SUPPORTED INTERNALLY OF SAID HOUSING AND IN SPACED RELATIONSHIP THEREWITH; A BLOWER MEANS LOCATED INTERNALLY OF SAID PHASE BUS FOR FORCING A COOLANT BETWEEN SAID FIRST AND SECOND ENDS FOR COOLING OF SAID PHASE BUS, BLOWER EXCITATION MEANS INTERNAL OF SAID PHASE BUS, AND OPERATIVELY CONNECTED BETWEEN ITS RESPECTIVE PHASE BUS AND BLOWER MEANS FOR PROVIDING ENERGIZATION OF SAID BLOWER MEANS FROM SAID PHASE BUS.
Claim 2
Dependent Claim
92 words
A FORCED COOLED ISOLATED PHASE BUS SYSTEM HAVING A FIRST AND SECOND END; EACH PHASE BUS COMPRISING A HOLLOW CONDUCTOR AND A HOUSING; SAID HOLLOW CONDUCTOR BEING SUPPORTED INTERNALLY OF SAID HOUSING AND IN SPACED RELATIONSHIP THEREWITH; A BLOWER MEANS LOCATED INTERNALLY OF SAID PHASE BUS FOR FORCING A COOLANT BETWEEN SAID FIRST AND SECOND ENDS FOR COOLING OF SAID PHASE BUS, BLOWER EXCITATION MEANS INTERNAL OF SAID PHASE BUS, AND OPERATIVELY CONNECTED BETWEEN ITS RESPECTIVE PHASE BUS AND BLOWER MEANS FOR PROVIDING ENERGIZATION OF SAID BLOWER MEANS FROM SAID PHASE BUS.
References Cited (Backward Citations)
US2640101A
Cited
US2861119A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |