Patent US3112415A successfully refreshed from Google Patents.
US3112415A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control of winding temperatures of liquid cooled generators
Assignee: General Electric Co
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Filing: 1962-01-02
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Granted: 1963-11-26
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Expires: 1982-01-02
Abstract
No abstract record available.
Inventors
- 👤 John J Bahn
- 👤 William L Dormandy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:33
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/04; H02K3/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
IN A LIQUID-COOLED DYNAMOELECTRIC MACHINE, THE COMBINATION OF: A STATOR CORE HAVING LONGITUDINAL CIRCUMFERENTIALLY SPACED SLOTS, FIRST AND SECOND CONDUCTOR BARS DISPOSED IN SPACED SLOTS AND EXTENDING THE LENGTH OF THE STATOR CORE AND INCLUDING INTERNAL LIQUID COOLING PASSAGES, SAID FIRST AND SECOND BARS HAVING TERMINATING ENDS AT CIRCUMFERENTIALLY SPACED LOCATIONS ON ONE END OF THE STATOR CORE, SAID FIRST BAR BEING SUBJECTED TO GREATER OHMIC LOSSES DURING OPERATION THAN SAID SECOND BAR, WHEREBY RELATIVELY MORE HEAT IS EVOLVED IN SAID FIRST BAR, A CIRCUMFERENTIALLY EXTENDING CONNECTION RING ELECTRICALLY CONNECTING THE ENDS OF THE FIRST AND SECOND BARS, SAID CONNECTION RING ALSO HAVING INTERNAL LIQUID COOLING PASSAGES, INSULATING HOSE MEANS SUPPLYING LIQUID COOLANT UNDER PRESSURE,
Claim 2
Dependent Claim
115 words
IN A LIQUID-COOLED DYNAMOELECTRIC MACHINE, THE COMBINATION OF: A STATOR CORE HAVING LONGITUDINAL CIRCUMFERENTIALLY SPACED SLOTS, FIRST AND SECOND CONDUCTOR BARS DISPOSED IN SPACED SLOTS AND EXTENDING THE LENGTH OF THE STATOR CORE AND INCLUDING INTERNAL LIQUID COOLING PASSAGES, SAID FIRST AND SECOND BARS HAVING TERMINATING ENDS AT CIRCUMFERENTIALLY SPACED LOCATIONS ON ONE END OF THE STATOR CORE, SAID FIRST BAR BEING SUBJECTED TO GREATER OHMIC LOSSES DURING OPERATION THAN SAID SECOND BAR, WHEREBY RELATIVELY MORE HEAT IS EVOLVED IN SAID FIRST BAR, A CIRCUMFERENTIALLY EXTENDING CONNECTION RING ELECTRICALLY CONNECTING THE ENDS OF THE FIRST AND SECOND BARS, SAID CONNECTION RING ALSO HAVING INTERNAL LIQUID COOLING PASSAGES, INSULATING HOSE MEANS SUPPLYING LIQUID COOLANT UNDER PRESSURE,
References Cited (Backward Citations)
US2695368A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-25 | 1967-05-27 | 1967-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-25 | 1971-05-27 | 1971-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-25 | 1975-05-27 | 1975-11-26 | $7700.00 | Window Closed / Lapsed |