Patent US3305418A successfully refreshed from Google Patents.
US3305418A
Expired / Lapsed
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Method and apparatus for use in the fabrication of electrical capacitors
Assignee: Siemens and Halske AG
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Filing: 1963-04-23
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Granted: 1967-02-21
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Expires: 1983-04-23
Abstract
No abstract record available.
Inventors
- 👤 Behn Reinhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:28
CPC Classifications
B; B32; B32B; B32B43/00; B32B38/00; B32B38/18; H; H01; H01G; H01G13/00; B32B2307/00; B32B2307/20; B32B2307/204; B32B2311/00; B32B2317/00; B32B2317/12; B32B2457/00; Y; Y10; Y10S; Y10S156/00; Y10S156/918; Y10S156/919; Y10S156/922; Y10S156/934; Y10S156/935; Y10S156/937; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1059; Y10T156/11; Y10T156/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A METHOD FOR USE IN THE MANUFACTURE OF ELECTRICAL CAPACITORS WITH GREAT BREAKDOWN STRENGTH, HAVING A DIELECTRIC IN THE FORM OF A SELF-SUPPORTING BAND WITH A VARNISH LAYER PROVIDED THEREON AND A METAL COATING PROVIDED UPON THE VARNISH LAYER, COMPRISING THE STEPS OF PROVIDING UPON THE DIELECTRIC BAND A VARNISH LAYER WHICH CAN BE EASILY SEPARATED THEREFROM, WITH THE VARNISH LAYER BEING SUPERIMPOSED THEREON IN A FIRST SURFACE REGISTRATION, VAPORIZING ON THE VARNISH LAYER A METAL LAYER, SEPARATING SAID VARNISH LAYER FROM SAID BAND, EFFECTING A SHIFT TRANSVERSELY TO THE SEPARATING DIRECTION IN THE SURFACE RELATION OF THE VARNISH LAYER WITH RESPECT TO THE SUPPORTING DIELECTRIC BAND TO PRODUCE A SECOND DIFFERENT SURFACE REGISTRATION THEREBETWEEN, AND UNITING THE VARNISH LAYER IN ITS SHIFTED RELATION TO SAID DIELECTRIC BAND TO FORM A UNITARY STRUCTURE FOR SUBSEQUENT USE IN THE FABRICATION OF A CAPACITOR.
Claim 2
Independent Claim
142 words
A METHOD FOR USE IN THE MANUFACTURE OF ELECTRICAL CAPACITORS WITH GREAT BREAKDOWN STRENGTH, HAVING A DIELECTRIC IN THE FORM OF A SELF-SUPPORTING BAND WITH A VARNISH LAYER PROVIDED THEREON AND A METAL COATING PROVIDED UPON THE VARNISH LAYER, COMPRISING THE STEPS OF PROVIDING UPON THE DIELECTRIC BAND A VARNISH LAYER WHICH CAN BE EASILY SEPARATED THEREFROM, WITH THE VARNISH LAYER BEING SUPERIMPOSED THEREON IN A FIRST SURFACE REGISTRATION, VAPORIZING ON THE VARNISH LAYER A METAL LAYER, SEPARATING SAID VARNISH LAYER FROM SAID BAND, EFFECTING A SHIFT TRANSVERSELY TO THE SEPARATING DIRECTION IN THE SURFACE RELATION OF THE VARNISH LAYER WITH RESPECT TO THE SUPPORTING DIELECTRIC BAND TO PRODUCE A SECOND DIFFERENT SURFACE REGISTRATION THEREBETWEEN, AND UNITING THE VARNISH LAYER IN ITS SHIFTED RELATION TO SAID DIELECTRIC BAND TO FORM A UNITARY STRUCTURE FOR SUBSEQUENT USE IN THE FABRICATION OF A CAPACITOR.
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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |