US3134059A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wound capacitor
Assignee: Illinois Tool Works Inc
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Filing: 1961-10-25
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Granted: 1964-05-19
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Expires: 1981-10-25
Abstract
No abstract record available.
Inventors
- 👤 Charles C Rayburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:27
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/228; H01G4/232
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A CONVOLUTELY WOUND CAPACITOR COMPRISING FIRST AND SECOND FILMS OF PLASTIC TAPE OF PREDETERMINED WIDTHS, ELECTRODE FOIL MEANS INTERPOSED INTERMEDIATE SAID FIRST AND SECOND FILMS, NO PART OF WHICH EXTENDS BEYOND THE EDGE SURFACES OF SAID FILMS, SAID FILMS AND ELECTRODE FOIL MEANS BEING CONVOLUTELY WOUND INTO A FORM HAVING SPACED END SURFACES, AND ELECTRICAL LEAD MEANS SECURED ADJACENT TO AT LEAST ONE OF SAID END SURFACES, SAID ELECTRICAL LEAD MEANS TRAVERSING AND SUBSTANTIALLY BISECTING SAID ONE END SURFACE AND HELD IN PHYSICAL CONTACT WITH SAID ELECTRODE FOIL MEANS BY A FUSED PORTION OF THE EDGE PORTION OF AT LEAST ONE OF SAID PLASTIC FILMS.
Claim 2
Dependent Claim
105 words
A CONVOLUTELY WOUND CAPACITOR COMPRISING FIRST AND SECOND FILMS OF PLASTIC TAPE OF PREDETERMINED WIDTHS, ELECTRODE FOIL MEANS INTERPOSED INTERMEDIATE SAID FIRST AND SECOND FILMS, NO PART OF WHICH EXTENDS BEYOND THE EDGE SURFACES OF SAID FILMS, SAID FILMS AND ELECTRODE FOIL MEANS BEING CONVOLUTELY WOUND INTO A FORM HAVING SPACED END SURFACES, AND ELECTRICAL LEAD MEANS SECURED ADJACENT TO AT LEAST ONE OF SAID END SURFACES, SAID ELECTRICAL LEAD MEANS TRAVERSING AND SUBSTANTIALLY BISECTING SAID ONE END SURFACE AND HELD IN PHYSICAL CONTACT WITH SAID ELECTRODE FOIL MEANS BY A FUSED PORTION OF THE EDGE PORTION OF AT LEAST ONE OF SAID PLASTIC FILMS.
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) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |