Patent FR752574A successfully refreshed from Google Patents.
US3244918A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Core construction and method of insulating the windings thereof
Assignee: Polymer Processes Inc
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Filing: 1960-02-01
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Granted: 1966-04-05
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Expires: 1980-02-01
Abstract
No abstract record available.
Inventors
- 👤 Charles V Pennell
- 👤 Henry E Vance
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:27
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A STATOR FOR USE IN A DYNAMOELECTRIC MACHINE COMPRISING A CORE HAVING A BORE AND WINDING ACCOMMODATING MEANS DISPOSED ADJACENT SAID BORE, MAIN AND AUXILIARY WINDINGS CARRIED BY SAID MEANS, AND MAIN AND AUXILIARY WINDINGS HAVING PORTIONS THEREOF DISPOSED ADJACENT ONE ANOTHER, SAID AUXILIARY WINDING HAVING A COATING OF VERY THIN ELECTRICAL INSULATING MATERIAL FUSED IN SITU THEREON FOR ELECTRICALLY INSULATING SAID AUXILIARY WINDING FROM THE SAID MAIN WINDING, AND MEANS ADHERING TO AND ENVELOPING SAID WINDINGS FOR BONDING SAID WINDING TOGETHER AS A UNIT.
Claim 2
Dependent Claim
85 words
A STATOR FOR USE IN A DYNAMOELECTRIC MACHINE COMPRISING A CORE HAVING A BORE AND WINDING ACCOMMODATING MEANS DISPOSED ADJACENT SAID BORE, MAIN AND AUXILIARY WINDINGS CARRIED BY SAID MEANS, AND MAIN AND AUXILIARY WINDINGS HAVING PORTIONS THEREOF DISPOSED ADJACENT ONE ANOTHER, SAID AUXILIARY WINDING HAVING A COATING OF VERY THIN ELECTRICAL INSULATING MATERIAL FUSED IN SITU THEREON FOR ELECTRICALLY INSULATING SAID AUXILIARY WINDING FROM THE SAID MAIN WINDING, AND MEANS ADHERING TO AND ENVELOPING SAID WINDINGS FOR BONDING SAID WINDING TOGETHER AS A UNIT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |