Patent US3413499A successfully refreshed from Google Patents.
US3413499A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Generator air gap entrance baffle for cooling stator core end portions
Assignee: General Electric Co
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Filing: 1966-06-20
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Granted: 1968-11-26
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Expires: 1986-06-20
Abstract
No abstract record available.
Inventors
- 👤 Sterling C Barton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:39
CPC Classifications
H; H02; H02K; H02K9/00; H02K9/14; H02K9/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A DYNAMOELECTRIC MACHINE INCLUDING A STATOR AND A ROTOR, SAID STATOR DEFINING END SPACES AND INCLUDING A LAMINAR CORE DEFINING AXIALLY SPACED RADIAL PASSAGES THERETHROUGH, SAID ROTOR BEING OF THE RADIAL-FLOW TYPE. SAID ROTOR BEING DISPOSED WITHIN SAID CORE AND DEFINING AN AIR GAP THEREWITH, BAFFLE MEANS NEAR THE AXIAL ENDS OF SAID CORE RESTRICTING COMMUNICATION BETWEEN SAID END SPACES AND SAID AIR GAP, THE RADIAL PASSAGES IN THE END PORTIONS OF SAID CORE BEING IN COMMUNICATION WITH SAID END SPACES.
Claim 2
Dependent Claim
81 words
A DYNAMOELECTRIC MACHINE INCLUDING A STATOR AND A ROTOR, SAID STATOR DEFINING END SPACES AND INCLUDING A LAMINAR CORE DEFINING AXIALLY SPACED RADIAL PASSAGES THERETHROUGH, SAID ROTOR BEING OF THE RADIAL-FLOW TYPE. SAID ROTOR BEING DISPOSED WITHIN SAID CORE AND DEFINING AN AIR GAP THEREWITH, BAFFLE MEANS NEAR THE AXIAL ENDS OF SAID CORE RESTRICTING COMMUNICATION BETWEEN SAID END SPACES AND SAID AIR GAP, THE RADIAL PASSAGES IN THE END PORTIONS OF SAID CORE BEING IN COMMUNICATION WITH SAID END SPACES.
References Cited (Backward Citations)
US2653255A
Cited
US3348081A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |