US3100479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ignition system for internal combustion engine
Assignee: Individual
•
Filing: 1960-08-09
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Granted: 1963-08-13
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Expires: 1980-08-09
Abstract
No abstract record available.
Inventors
- 👤 Carl L Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:29
CPC Classifications
F; F02; F02P; F02P7/00; F02P7/02; F02P7/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
AN IGNITION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE HAVING AT LEAST ONE CYLINDER, SAID SYSTEM COMPRISING A SOURCE OF POTENTIAL, A SPARK PLUG FOR SAID CYLINDER, MEANS INCLUDING AN ELECTRONIC VALVE AND A TRANSFORMER FOR SUPPLYING A HIGH POTENTIAL TO SAID SPARK PLUG, THE SECONDARY WINDING OF SAID TRANSFORMER BEING DIRECTLY CONNECTED TO SAID SPARK PLUG AND THE PRIMARY WINDING OF SAID TRANSFORMER BEING DIRECTLY CONNECTED TO SAID ELECTRONIC VALVE, PRESSURE SENSITIVE MEANS ELECTRICALLY CONNECTED TO SAID SOURCE OF POTENTIAL AND ELECTRICALLY CONNECTED DIRECTLY TO SAID ELECTRONIC VALVE FOR CONTROLLING SAID ELECTRONIC VALVE, AND ENGINE OPERATED MEANS FOR TRANSMITTING PRESSURE TO SAID PRESSURE SENSITIVE MEANS SO AS TO ACTUATE SAID ELECTRONIC VALVE AND PRODUCE A FLOW OF CURRENT IN THE SECONDARY WINDING OF THE TRANSFORMER AND A HIGH POTENTIAL TO SAID SPARK PLUG, SAID PRESSURE SENSITIVE MEANS BEING THE ONLY ENGINE OPERATED MEANS EMPLOYED TO ACTUATE SAID ELECTRONIC VALVE.
Claim 2
Dependent Claim
149 words
AN IGNITION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE HAVING AT LEAST ONE CYLINDER, SAID SYSTEM COMPRISING A SOURCE OF POTENTIAL, A SPARK PLUG FOR SAID CYLINDER, MEANS INCLUDING AN ELECTRONIC VALVE AND A TRANSFORMER FOR SUPPLYING A HIGH POTENTIAL TO SAID SPARK PLUG, THE SECONDARY WINDING OF SAID TRANSFORMER BEING DIRECTLY CONNECTED TO SAID SPARK PLUG AND THE PRIMARY WINDING OF SAID TRANSFORMER BEING DIRECTLY CONNECTED TO SAID ELECTRONIC VALVE, PRESSURE SENSITIVE MEANS ELECTRICALLY CONNECTED TO SAID SOURCE OF POTENTIAL AND ELECTRICALLY CONNECTED DIRECTLY TO SAID ELECTRONIC VALVE FOR CONTROLLING SAID ELECTRONIC VALVE, AND ENGINE OPERATED MEANS FOR TRANSMITTING PRESSURE TO SAID PRESSURE SENSITIVE MEANS SO AS TO ACTUATE SAID ELECTRONIC VALVE AND PRODUCE A FLOW OF CURRENT IN THE SECONDARY WINDING OF THE TRANSFORMER AND A HIGH POTENTIAL TO SAID SPARK PLUG, SAID PRESSURE SENSITIVE MEANS BEING THE ONLY ENGINE OPERATED MEANS EMPLOYED TO ACTUATE SAID ELECTRONIC VALVE.
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) | 1966-08-12 | 1967-02-11 | 1967-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-12 | 1971-02-11 | 1971-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-12 | 1975-02-11 | 1975-08-13 | $7700.00 | Window Closed / Lapsed |