Patent US3354408A successfully refreshed from Google Patents.
Patent US3191131A successfully refreshed from Google Patents.
US3191131A
Expired / Lapsed
US
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Coil assembly
Assignee: Adams Electronics Inc
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Filing: 1961-09-12
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Granted: 1965-06-22
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Expires: 1981-09-12
Abstract
No abstract record available.
Inventors
- 👤 Stanley A Adams
- 👤 Hubert Donald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:04
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/02; H01F27/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN A COIL ASSEMBLY, AN ELONGATED TUBULAR COIL FORM FOR RECEIVING A WINDING THEREON, A BASE INTEGRAL WITH SAID COIL FORM AND BEING OF ONE-PIECE CONSTRUCTION THEREWITH, CAPACITOR MEANS MOUNTED BELOW SAID BASE, CONTACT ELEMENTS CONNECTED WITH THE WINDING AND CAPACITOR MEANS A MOVABLE CORE INSERTED INTO THE END OF THE COIL FORM AND IN THREADED ENGAGEMENT THEREWITH, WHEREIN SAID COIL FORM AND BASE BEING CONSTRUCTED OF PLASTIC MATERIAL, SAID COIL FORM BEING HOLLOW AND PROVIDED WITH A PLURALITY OF INWARDLY EXTENDING RIBS OF TRIANGULAR CROSS-SECTIONAL CONFIGURATION ON THE INNER SURFACE THEREOF, SAID CORE BEING EXTERNALLY THREADED WHEREBY THE THREADS ON THE CORE WILL CUT THROUGH THE APEX OF THE TRIANGULAR RIBS THUS RETAINING THE CORES IN ROTATABLE ADJUSTABLE POSITION.
Claim 2
Dependent Claim
120 words
IN A COIL ASSEMBLY, AN ELONGATED TUBULAR COIL FORM FOR RECEIVING A WINDING THEREON, A BASE INTEGRAL WITH SAID COIL FORM AND BEING OF ONE-PIECE CONSTRUCTION THEREWITH, CAPACITOR MEANS MOUNTED BELOW SAID BASE, CONTACT ELEMENTS CONNECTED WITH THE WINDING AND CAPACITOR MEANS A MOVABLE CORE INSERTED INTO THE END OF THE COIL FORM AND IN THREADED ENGAGEMENT THEREWITH, WHEREIN SAID COIL FORM AND BASE BEING CONSTRUCTED OF PLASTIC MATERIAL, SAID COIL FORM BEING HOLLOW AND PROVIDED WITH A PLURALITY OF INWARDLY EXTENDING RIBS OF TRIANGULAR CROSS-SECTIONAL CONFIGURATION ON THE INNER SURFACE THEREOF, SAID CORE BEING EXTERNALLY THREADED WHEREBY THE THREADS ON THE CORE WILL CUT THROUGH THE APEX OF THE TRIANGULAR RIBS THUS RETAINING THE CORES IN ROTATABLE ADJUSTABLE POSITION.
References Cited (Backward Citations)
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US2631192A
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US2544508A
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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) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |