Patent US2584357A successfully refreshed from Google Patents.
Patent US3250969A successfully refreshed from Google Patents.
US3250969A
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Encapsulated capacitor
Assignee: AT&T Inc
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Filing: 1964-07-29
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Granted: 1966-05-10
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Expires: 1984-07-29
Abstract
No abstract record available.
Inventors
- 👤 William J Fanning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:36
CPC Classifications
H; H01; H01G; H01G13/00; H01G13/003; Y; Y10; Y10T; Y10T29/00; Y10T29/43; Y10T29/435; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/49925; Y10T29/49927; Y10T29/49929; Y10T29/49934
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
A MOISTURE-PROOF CAPACITOR COMPRISING: A BODY PORTION FORMED OF ALTERNATE LAYERS OF DIELECTRIC AND CONDUCTIVE MATERIALS, ALTERNATE CONDUCTIVE LAYERS OF THE BODY PORTION BEING OFFSET WITH RESPECT TO EACH OTHER SO THAT EACH IS EXPOSED AT AN OPPOSITE END OF THE BODY PORTION, AND THE OUTERMOST LAYER OF THE BODY PORTION BEING COMPOSED OF THE DIELECTRIC MATERIAL; A METAL SLEEVE FITTING OVER THE BODY PORTION AND HAVING A PAIR OF AXIALLY SPACED PERIPHERAL BEADS COLLAPSED INTO FIRM ENGAGEMENT WITH ADJACENT PERIPHERAL PORTIONS OF THE BODY PORTION TO CONFINE THE SAME WITHIN THE SLEEVE, THE SLEEVE BEING OF GREATER LENGTH THAN THE BODY PORTION; A PAIR OF LEADS, EACH SOLDERED TO AN OPPOSITE END OF THE BODY PORTION IN ELECTRICAL CONTACT THEREWITH; AND AND END SEAL FORMED AT BOTH ENDS OF THE SLEEVE BY A SEALING COMPOUND WHICH HAS PENETRATED TO AND SOLIDIFIED ABOUT THE EXPOSED PORTION OF THE COLLAPSED PERIPHERAL BEADS BETWEEN THE SLEEVE AND THE BODY PORTION, AS WELL AS ABOUT THE EXPOSED ENDS OF THE BODY PORTION AND ATTACHED LEADS, TO FORM A TIGHT SEAL.
Claim 2
Dependent Claim
177 words
A MOISTURE-PROOF CAPACITOR COMPRISING: A BODY PORTION FORMED OF ALTERNATE LAYERS OF DIELECTRIC AND CONDUCTIVE MATERIALS, ALTERNATE CONDUCTIVE LAYERS OF THE BODY PORTION BEING OFFSET WITH RESPECT TO EACH OTHER SO THAT EACH IS EXPOSED AT AN OPPOSITE END OF THE BODY PORTION, AND THE OUTERMOST LAYER OF THE BODY PORTION BEING COMPOSED OF THE DIELECTRIC MATERIAL; A METAL SLEEVE FITTING OVER THE BODY PORTION AND HAVING A PAIR OF AXIALLY SPACED PERIPHERAL BEADS COLLAPSED INTO FIRM ENGAGEMENT WITH ADJACENT PERIPHERAL PORTIONS OF THE BODY PORTION TO CONFINE THE SAME WITHIN THE SLEEVE, THE SLEEVE BEING OF GREATER LENGTH THAN THE BODY PORTION; A PAIR OF LEADS, EACH SOLDERED TO AN OPPOSITE END OF THE BODY PORTION IN ELECTRICAL CONTACT THEREWITH; AND AND END SEAL FORMED AT BOTH ENDS OF THE SLEEVE BY A SEALING COMPOUND WHICH HAS PENETRATED TO AND SOLIDIFIED ABOUT THE EXPOSED PORTION OF THE COLLAPSED PERIPHERAL BEADS BETWEEN THE SLEEVE AND THE BODY PORTION, AS WELL AS ABOUT THE EXPOSED ENDS OF THE BODY PORTION AND ATTACHED LEADS, TO FORM A TIGHT SEAL.
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) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |