US3271600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dynamoelectric machine
Assignee: Westinghouse Electric Corp
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Filing: 1964-06-22
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Granted: 1966-09-06
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Expires: 1984-06-22
Abstract
No abstract record available.
Inventors
- 👤 Harold M Philofsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:30
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/04; H02K3/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
IN A DYNAMOELECTRIC MACHINE HAVING AN ANNULAR STATOR CORE WITH A PLURALITY OF LONGITUDINAL SLOTS THEREIN, A PLURALITY OF STATOR WINDING MEMBERS DISPOSED IN SAID SLOTS, EACH OF SAID WINDING MEMBERS INCLUDING WINDING CONDUCTORS AND A PLURALITY OF DUCT MEMBERS DISPOSED IN GOOD THERMAL RELATION WITH THE WINDING CONDUCTORS AND INSULATED FROM THE WINDING CONDUCTORS AND EACH OTHER WITHIN THE SLOT, COOLANT SUPPLY MEANS FOR CIRCULATING A COOLANT FLUID THROUGH SAID DUCT MEMBERS, INSULATING CONNECTOR MEANS AT EACH END OF EACH WINDING MEMBER FOR CONNECTING THE DUCT MEMBERS TO THE COOLANT SUPPLY MEANS, SAID CONNECTOR MEANS INCLUDING A MASS OF INSULATING MATERIAL IN WHICH THE ENDS OF THE DUCT MEMBERS ARE EMBEDDED TO HOLD THE DUCT MEMBERS IN SEPARATED RELATION AND TO INSULATE THE DUCT MEMBERS FROM EACH OTHER, AND MEANS INDEPENDENT OF THE CONNECTOR MEANS FOR EFFECTING ELECTRICAL CONNECTION BETWEEN THE WINDING CONDUCTORS OF DIFFERENT WINDING MEMBERS.
Claim 2
Dependent Claim
148 words
IN A DYNAMOELECTRIC MACHINE HAVING AN ANNULAR STATOR CORE WITH A PLURALITY OF LONGITUDINAL SLOTS THEREIN, A PLURALITY OF STATOR WINDING MEMBERS DISPOSED IN SAID SLOTS, EACH OF SAID WINDING MEMBERS INCLUDING WINDING CONDUCTORS AND A PLURALITY OF DUCT MEMBERS DISPOSED IN GOOD THERMAL RELATION WITH THE WINDING CONDUCTORS AND INSULATED FROM THE WINDING CONDUCTORS AND EACH OTHER WITHIN THE SLOT, COOLANT SUPPLY MEANS FOR CIRCULATING A COOLANT FLUID THROUGH SAID DUCT MEMBERS, INSULATING CONNECTOR MEANS AT EACH END OF EACH WINDING MEMBER FOR CONNECTING THE DUCT MEMBERS TO THE COOLANT SUPPLY MEANS, SAID CONNECTOR MEANS INCLUDING A MASS OF INSULATING MATERIAL IN WHICH THE ENDS OF THE DUCT MEMBERS ARE EMBEDDED TO HOLD THE DUCT MEMBERS IN SEPARATED RELATION AND TO INSULATE THE DUCT MEMBERS FROM EACH OTHER, AND MEANS INDEPENDENT OF THE CONNECTOR MEANS FOR EFFECTING ELECTRICAL CONNECTION BETWEEN THE WINDING CONDUCTORS OF DIFFERENT WINDING MEMBERS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |