US3238286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for manufacturing an electrical coil
Assignee: Hermetic Coil Co Inc
•
Filing: 1962-03-01
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Granted: 1966-03-01
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Expires: 1982-03-01
Abstract
No abstract record available.
Inventors
- 👤 Dhu Aine J Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:01
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/10; H01F41/12; H01F41/127; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4998; Y10T29/49993
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
THE METHOD OF ENCAPSULATING AN ELECTRICAL COIL WOUND ON A BOBBIN COIL FROM HAVING A CENTRAL HUB WITH TWO ENDS AND A DISC SHAPED END PORTION AT EACH END OF THE HUB, SAID COIL BEING WOUND ABOUT SAID HUB WITH THE OUTER SURFACE OF THE COIL EXPOSED BETWEEN SAID DISC SHAPED END PORTIONS AND RECESSED WITHIN THE PERIPHERY THEREOF, THE COIL HAVING A PAIR OF TERMINAL LEADS EXTENDING OUTWARDLY FROM THE COIL SURFACE BETWEEN THE END PORTIONS, WHICH COMPRISES: PLACING SAID COIL IN A MOLD; ESTABLISHING A SEAL BETWEEN THE END PORTIONS AND THE MOLD, SAID TERMINAL LEADS EXTENDING GENERALLY RADIALLY OUTWARDLY FROM THE COIL SURFACE BETWEEN THE BOBBIN END PORTIONS AND IN A PLANE GENERALLY PARALLEL WITH THE END PORTIONS; AND INTRODUCING A FLUID ENCASING MATERIAL INTO SAID MOLD UNDER PRESSURE AT A POINT SPACED FROM SAID END PORTIONS, COINCIDING WITH THE INTERSECTION OF THE MOLD AND A PLANE EXTENDING DIAMETRICALLY THROUGH THE COIL AT RIGHT ANGLES
Claim 2
Independent Claim
158 words
THE METHOD OF ENCAPSULATING AN ELECTRICAL COIL WOUND ON A BOBBIN COIL FROM HAVING A CENTRAL HUB WITH TWO ENDS AND A DISC SHAPED END PORTION AT EACH END OF THE HUB, SAID COIL BEING WOUND ABOUT SAID HUB WITH THE OUTER SURFACE OF THE COIL EXPOSED BETWEEN SAID DISC SHAPED END PORTIONS AND RECESSED WITHIN THE PERIPHERY THEREOF, THE COIL HAVING A PAIR OF TERMINAL LEADS EXTENDING OUTWARDLY FROM THE COIL SURFACE BETWEEN THE END PORTIONS, WHICH COMPRISES: PLACING SAID COIL IN A MOLD; ESTABLISHING A SEAL BETWEEN THE END PORTIONS AND THE MOLD, SAID TERMINAL LEADS EXTENDING GENERALLY RADIALLY OUTWARDLY FROM THE COIL SURFACE BETWEEN THE BOBBIN END PORTIONS AND IN A PLANE GENERALLY PARALLEL WITH THE END PORTIONS; AND INTRODUCING A FLUID ENCASING MATERIAL INTO SAID MOLD UNDER PRESSURE AT A POINT SPACED FROM SAID END PORTIONS, COINCIDING WITH THE INTERSECTION OF THE MOLD AND A PLANE EXTENDING DIAMETRICALLY THROUGH THE COIL AT RIGHT ANGLES
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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) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |