US3230490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coil bobbin and matching cover
Assignee: Guardian Electric Manufacturing Co
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Filing: 1962-11-09
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Granted: 1966-01-18
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Expires: 1982-11-09
Abstract
No abstract record available.
Inventors
- 👤 Johnson Robert Warren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:32
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
170 words
AN ELECTRIC COIL ASSEMBLY COMPRISING IN COMBINATION: A BOBBIN HAVING FIRST AND SECOND FLANGES, SAID SECOND FLANGE A PERIPHERAL EDGE, A TUBULAR PORTION JOINING SAID FLANGES TO DEFINE A SPACE, A WOUND WIRE IN SAID SPACE, SAID WOUND WIRE HAVING LEAD WIRES EXTENDING THEREFROM, A PROJECTING SHELF ON SAID SECOND FLANGE, FIRST AND SECOND TERMINAL MEMBERS PROJECTING FROM SAID SHELF, A POCKET IN SAID SECOND FLANGE PASSING FROM SAID FIRST TERMINAL MEMBER TO SAID TUBULAR PORTION, SAID POCKET RECEIVING AND INSULATINGLY SPACING ONE LEAD WIRE FROM THE REMAINING PORTIONS OF SAID WOUND WIRE, A GROOVE ALONG A PORTION OF SAID PERIPHERAL EDGE, SAID GROOVE PASSING TO SAID SECOND TERMINAL MEMBER AND RECEIVING THE OTHER LEAD WIRE, A REMOVABLE COVER MEMBER ENGAGING SAID SECOND FLANGE AND INSULATINGLY COVERING SAID BOBBIN AND SAID WOUND WIRE, A SIDE PORTION ON SAID COVER MEMBER COVERING SAID GROOVE AND SAID OTHER LEAD WIRE THEREIN AND FORMING AN ENCLOSED INSULATED PASSAGEWAY TO THEREBY INSULATE SAID OTHER LEAD WIRE FROM SAID ONE WIRE AND SAID WOUND WIRE.
Claim 2
Dependent Claim
170 words
AN ELECTRIC COIL ASSEMBLY COMPRISING IN COMBINATION: A BOBBIN HAVING FIRST AND SECOND FLANGES, SAID SECOND FLANGE A PERIPHERAL EDGE, A TUBULAR PORTION JOINING SAID FLANGES TO DEFINE A SPACE, A WOUND WIRE IN SAID SPACE, SAID WOUND WIRE HAVING LEAD WIRES EXTENDING THEREFROM, A PROJECTING SHELF ON SAID SECOND FLANGE, FIRST AND SECOND TERMINAL MEMBERS PROJECTING FROM SAID SHELF, A POCKET IN SAID SECOND FLANGE PASSING FROM SAID FIRST TERMINAL MEMBER TO SAID TUBULAR PORTION, SAID POCKET RECEIVING AND INSULATINGLY SPACING ONE LEAD WIRE FROM THE REMAINING PORTIONS OF SAID WOUND WIRE, A GROOVE ALONG A PORTION OF SAID PERIPHERAL EDGE, SAID GROOVE PASSING TO SAID SECOND TERMINAL MEMBER AND RECEIVING THE OTHER LEAD WIRE, A REMOVABLE COVER MEMBER ENGAGING SAID SECOND FLANGE AND INSULATINGLY COVERING SAID BOBBIN AND SAID WOUND WIRE, A SIDE PORTION ON SAID COVER MEMBER COVERING SAID GROOVE AND SAID OTHER LEAD WIRE THEREIN AND FORMING AN ENCLOSED INSULATED PASSAGEWAY TO THEREBY INSULATE SAID OTHER LEAD WIRE FROM SAID ONE WIRE AND SAID WOUND WIRE.
References Cited (Backward Citations)
US2735967A
Cited
US2648031A
Cited
US2825450A
Cited
US2922932A
Cited
US2941172A
Cited
US3131371A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |