US3179908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat exchange means for electromagnetic devices
Assignee: EMP ELECTRONICS Inc
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Filing: 1960-08-25
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Granted: 1965-04-20
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Expires: 1980-08-25
Abstract
No abstract record available.
Inventors
- 👤 Stanley J Peabody
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:03
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
IN A HEAT EXCHANGE MEANS FOR ELECTROMAGNETIC DEVICES THE COMBINATION OF: A RING SHAPED TOROIDAL CORE MEMBER; TOROIDAL COIL WINDINGS HELICALLY SURROUNDING SAID CORE MEMBER; AND NON-MAGNETIC THERMALLY CONDUCTIVE ELEMENTS DISPOSED CONTIGUOUS TO AND BETWEEN SAID WINDINGS AND SAID CORE MEMBER AND EXTENDING OUTWARDLY BETWEEN AND BEYOND SAID WINDINGS TO CONDUCT HEAT AWAY FROM SAID WINDINGS AND SAID CORE; OPPOSITE SIDES OF SAID THERMALLY CONDUCTIVE ELEMENTS SUBSTANTIALLY PARALLEL TO SAID TOROIDAL COIL WINDINGS AT THE PERIPHERY THEREOF; A THERMALLY CONDUCTIVE SPOOL DISPOSED CONCENTRICALLY OF SAID WINDINGS ON SAID CORE MEMBER; AND HEAT CONDUCTIVE MASTIC INTIMATELY DISPOSED BETWEEN SAID WINDINGS AND SAID SPOOL TO CONDUCT HEAT FROM SAID WINDINGS TO SAID SPOOL.
Claim 2
Dependent Claim
111 words
IN A HEAT EXCHANGE MEANS FOR ELECTROMAGNETIC DEVICES THE COMBINATION OF: A RING SHAPED TOROIDAL CORE MEMBER; TOROIDAL COIL WINDINGS HELICALLY SURROUNDING SAID CORE MEMBER; AND NON-MAGNETIC THERMALLY CONDUCTIVE ELEMENTS DISPOSED CONTIGUOUS TO AND BETWEEN SAID WINDINGS AND SAID CORE MEMBER AND EXTENDING OUTWARDLY BETWEEN AND BEYOND SAID WINDINGS TO CONDUCT HEAT AWAY FROM SAID WINDINGS AND SAID CORE; OPPOSITE SIDES OF SAID THERMALLY CONDUCTIVE ELEMENTS SUBSTANTIALLY PARALLEL TO SAID TOROIDAL COIL WINDINGS AT THE PERIPHERY THEREOF; A THERMALLY CONDUCTIVE SPOOL DISPOSED CONCENTRICALLY OF SAID WINDINGS ON SAID CORE MEMBER; AND HEAT CONDUCTIVE MASTIC INTIMATELY DISPOSED BETWEEN SAID WINDINGS AND SAID SPOOL TO CONDUCT HEAT FROM SAID WINDINGS TO SAID SPOOL.
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) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |