Patent US3098941A successfully refreshed from Google Patents.
US3098941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dynamoelectric machine winding with edge-standing fluid-cooled conductors
Assignee: General Electric Co
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Filing: 1960-10-27
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Granted: 1963-07-23
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Expires: 1980-10-27
Abstract
No abstract record available.
Inventors
- 👤 David M Willyoung
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:00
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/04; H02K3/24; H02K3/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A WOUND MAGNETIC CORE COMPRISING A CORE DEFINING SLOTS THEREIN, A WINDING FOR SAID SLOTS COMPRISING A STRIP OF ELECTRICALLY CONDUCTIVE MATERIAL HAVING A LENGTH GREATER THAN THE CORE SLOT LENGTH, A WIDTH GREATER THAN THE SLOT TRANSVERSE DIMENSION AND ONLY SLIGHTLY LESS THAN THE SLOT DEPTH, AND A MEAN THICKNESS LESS THAN ONE-TENTH OF THE STRIP WIDTH, THE STRIP BEING DISPOSED ON EDGE IN THE SLOT TOGETHER WITH SIMILAR STRIPS TO COMPRISE AN EDGE-STANDING SLOT GROUP, THE STRIPS OF SAID SLOT GROUP BEING ELECTRICALLY CONNECTED IN SERIES WITH STRIPS OF OTHER SLOT GROUPS TO FORM A ROTOR WINDING, EACH OF SAID STRIPS IN EACH SLOT GROUP DEFINING EXPOSED UNINSULATES SURFACES AT SUBSTANTIALLY THE SAME DEPTH IN THE SLOT, WHEREBY A COOLANT FLUID CIRCULATED AT SAID DEPTH WILL COME IN CONTACT WITH ALL OF THE STRIPS IN THE SLOT.
Claim 2
Dependent Claim
139 words
A WOUND MAGNETIC CORE COMPRISING A CORE DEFINING SLOTS THEREIN, A WINDING FOR SAID SLOTS COMPRISING A STRIP OF ELECTRICALLY CONDUCTIVE MATERIAL HAVING A LENGTH GREATER THAN THE CORE SLOT LENGTH, A WIDTH GREATER THAN THE SLOT TRANSVERSE DIMENSION AND ONLY SLIGHTLY LESS THAN THE SLOT DEPTH, AND A MEAN THICKNESS LESS THAN ONE-TENTH OF THE STRIP WIDTH, THE STRIP BEING DISPOSED ON EDGE IN THE SLOT TOGETHER WITH SIMILAR STRIPS TO COMPRISE AN EDGE-STANDING SLOT GROUP, THE STRIPS OF SAID SLOT GROUP BEING ELECTRICALLY CONNECTED IN SERIES WITH STRIPS OF OTHER SLOT GROUPS TO FORM A ROTOR WINDING, EACH OF SAID STRIPS IN EACH SLOT GROUP DEFINING EXPOSED UNINSULATES SURFACES AT SUBSTANTIALLY THE SAME DEPTH IN THE SLOT, WHEREBY A COOLANT FLUID CIRCULATED AT SAID DEPTH WILL COME IN CONTACT WITH ALL OF THE STRIPS IN THE SLOT.
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) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |