US3382407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ignition system for an internal combustion engine
Assignee: Individual
•
Filing: 1965-06-21
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Granted: 1968-05-07
•
Expires: 1985-06-21
Abstract
No abstract record available.
Inventors
- 👤 Gianni A Dotto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:28
CPC Classifications
F; F02; F02P; F02P15/00; F02P15/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
AN IGNITION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE COMPRISING: A SOURCE OF DIRECT CURRENT; A FIRST CONVERTER MEANS COUPLED TO SAID DIRECT CURRENT SOURCE, SAID CONVERTER MEANS FOR CONVERTING SAID DIRECT CURRENT TO AN ALTERNATING CURRENT; A COUPLING MEANS FOR COUPLING SAID CONVERTER MEANS TO A SECOND CONVERTER MEANS, SAID SECOND CONVERTER MEANS FOR CONVERTING SAID ALTERNATING CURRENT TO A DIRECT CURRENT; AN ALTERNATING CURRENT FILTER MEANS COUPLED TO SAID SECOND CONVERTER FOR FILTERING SAID DIRECT CURRENT OUTPUT OF SAID SECOND CONVERTER MEANS; MEANS COUPLED TO SAID SECOND CONVERTER MEANS FOR PERIODICALLY INTERRUPTING SAID DIRECT CURRENT OUTPUT OF SAID SECOND CONVERTER MEANS; AN INDUCTANCE MEANS FOR STORING MAGNETIC ENERGY COUPLED TO SAID SECOND CONVERTER MEANS, SAID MAGNETIC ENERGY OF SAID INDUCTANCE MEANS COLLAPSING WHEN SAID DIRECT CURRENT OUTPUT OF SAID SECOND CONVERTER IS INTERRUPTED; AND A SPARK GAP MEANS COUPLED TO SAID INDUCTANCE MEANS, SAID COLLAPSING MAGNETIC ENERGY PRODUCING A SPARK ACROSS SAID SPARK GAP MEANS FOR PRODUCING IMPROVED FIRING OF FUEL WITHIN SAID INTERNAL COMBUSTION ENGINE.
Claim 2
Dependent Claim
167 words
AN IGNITION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE COMPRISING: A SOURCE OF DIRECT CURRENT; A FIRST CONVERTER MEANS COUPLED TO SAID DIRECT CURRENT SOURCE, SAID CONVERTER MEANS FOR CONVERTING SAID DIRECT CURRENT TO AN ALTERNATING CURRENT; A COUPLING MEANS FOR COUPLING SAID CONVERTER MEANS TO A SECOND CONVERTER MEANS, SAID SECOND CONVERTER MEANS FOR CONVERTING SAID ALTERNATING CURRENT TO A DIRECT CURRENT; AN ALTERNATING CURRENT FILTER MEANS COUPLED TO SAID SECOND CONVERTER FOR FILTERING SAID DIRECT CURRENT OUTPUT OF SAID SECOND CONVERTER MEANS; MEANS COUPLED TO SAID SECOND CONVERTER MEANS FOR PERIODICALLY INTERRUPTING SAID DIRECT CURRENT OUTPUT OF SAID SECOND CONVERTER MEANS; AN INDUCTANCE MEANS FOR STORING MAGNETIC ENERGY COUPLED TO SAID SECOND CONVERTER MEANS, SAID MAGNETIC ENERGY OF SAID INDUCTANCE MEANS COLLAPSING WHEN SAID DIRECT CURRENT OUTPUT OF SAID SECOND CONVERTER IS INTERRUPTED; AND A SPARK GAP MEANS COUPLED TO SAID INDUCTANCE MEANS, SAID COLLAPSING MAGNETIC ENERGY PRODUCING A SPARK ACROSS SAID SPARK GAP MEANS FOR PRODUCING IMPROVED FIRING OF FUEL WITHIN SAID INTERNAL COMBUSTION ENGINE.
References Cited (Backward Citations)
US3049642A
Cited
US3324350A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |