Patent US3277353A successfully refreshed from Google Patents.
US3277353A
Expired / Lapsed
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Variable capacitor
Assignee: Arcotronics Ltd
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Filing: 1965-04-13
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Granted: 1966-10-04
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Expires: 1985-04-13
Abstract
No abstract record available.
Inventors
- 👤 Stuart M Jenkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:28
CPC Classifications
H; H01; H01G; H01G5/00; H01G5/04; H01G5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A VARIABLE CAPACITOR COMPRISING AT LEAST ONE PAIR OF MAIN ELECTRODES EACH OF WHICH COMPRISES A SHEET OF ELECTRICALLY CONDUCTIVE MATERIAL, SAID MAIN ELECTRODES BEING MOUNTED PARALLEL TO EACH OTHER IN SPACED APART RELATIONSHIP BY A DIELECTRIC SO AS TO BE ROTATABLE ONE RELATIVE TO THE OTHER, AND AT LEAST ONE FURTHER CONDUCTIVE MEMBER ELECTRICALLY CONNECTED TO ONE OF THE SAID MAIN ELECTRODES AND INCLUDING A CONDUCTIVE STRIP EXTENDING AROUND THE PERIPHERIES OF THE ELECTRODES BUT SPACED AWAY THEREFROM, AND SAID STRIP HAVING AT LEAST ONE SLOT DEFINED THEREIN TO PROVIDE A PLURALITY OF ELECTRICALLY INTERCONNECTED AUXILIARY CAPACITOR ELECTRODES EACH OF SAID AUXILIARY ELECTRODES BEING SEPARATELY MOVABLE RELATIVE TO SAID MAIN ELECTRODES BY BENDING.
Claim 2
Dependent Claim
114 words
A VARIABLE CAPACITOR COMPRISING AT LEAST ONE PAIR OF MAIN ELECTRODES EACH OF WHICH COMPRISES A SHEET OF ELECTRICALLY CONDUCTIVE MATERIAL, SAID MAIN ELECTRODES BEING MOUNTED PARALLEL TO EACH OTHER IN SPACED APART RELATIONSHIP BY A DIELECTRIC SO AS TO BE ROTATABLE ONE RELATIVE TO THE OTHER, AND AT LEAST ONE FURTHER CONDUCTIVE MEMBER ELECTRICALLY CONNECTED TO ONE OF THE SAID MAIN ELECTRODES AND INCLUDING A CONDUCTIVE STRIP EXTENDING AROUND THE PERIPHERIES OF THE ELECTRODES BUT SPACED AWAY THEREFROM, AND SAID STRIP HAVING AT LEAST ONE SLOT DEFINED THEREIN TO PROVIDE A PLURALITY OF ELECTRICALLY INTERCONNECTED AUXILIARY CAPACITOR ELECTRODES EACH OF SAID AUXILIARY ELECTRODES BEING SEPARATELY MOVABLE RELATIVE TO SAID MAIN ELECTRODES BY BENDING.
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |