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US3214636A Expired / Lapsed US ⏱️ 0.0 years remaining

Pulse amplification ignition system

Assignee: Globe Union Inc
•
Filing: 1962-02-19
•
Granted: 1965-10-26
•
Expires: 1982-02-19
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Abstract

No abstract record available.

Inventors

  • 👤 Le Roy E Dilger

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 02:59
CPC Classifications
F; F02; F02P; F02P3/00; F02P3/02; F02P3/04; F02P3/055; F02P3/0552; F02P3/0407; F02P3/0435

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 286 words
AN IGNITION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE HAVING A NUMBER OF SPARK IGNITION DEVICES COMPRISING, A FIRST TRANSFORMER HAVING A PRIMARY WINDING AND A SECONDARY WINDING CONNECTED WITH SAID SPARK IGNITION DEVICES, A UNIDIRECTIONAL VOLTAGE POWER SUPPLY, A FIRST TRANSISTOR HAVING ITS EMITTER CONNECTED TO THE POSITIVE TERMINAL OF THE POWER SUPPLY AND ITS COLLECTOR TO ONE END OF SAID PRIMARY WINDING. THE OTHER END OF SAID PRIMARY WINDING BEING CONNECTED TO THE NEGATIVE TERMINAL OF THE POWER SUPPLY, AND CONTROL MEANS CONNECTED ACROSS THE POWER SUPPLY AND TO THE BASE OF SAID FIRST TRANSISTOR TO CONTROL THE OPERATION OF THE FIRST TRANSISTOR, SAID CONTROL MEANS INCLUDING PULSE-GENERATING MEANS ENERGIZED IN SYNCHRONISM WITH THE ENGINE INCLUDING A SECOND TRANSISTOR HAVING ITS EMITTER CONNECTED TO THE POSITIVE TERMINAL OF THE POWER SUPPLY AND ITS COLLECTOR TO A PULSE-SHAPING MEANS AND ALSO INCLUDING VOLTAGE DIVIDER MEANS CONNECTED ACROSS SAID POWER SUPPLY AND TO THE BASE OF SAID SECOND TRANSISTOR TO NORMALLY BIAS THE BASE OF SAID SECOND TRANSISTOR POSITIVE, SWITCH MEANS CONNECTING THE VOLTAGE DIVIDER MEANS IN CIRCUIT WITH THE POWER SUPPLY AND SELECTIVELY OPERABLE TO CHANGE THE BIAS ON THE BASE OF SAID SECOND TRANSISTOR TO RENDER SAID SECOND TRANSISTOR CONDUCTIVE, PULSE-SHAPING MEANS CONNECTED IN CIRCUIT WITH SAID PULSE-GENERATING MEANS AND OPERATIVE TO SHAPE SAID ELECTRICAL PULSE IN RESPONSE TO ENERGIZATION AND DEENERGIZATION OF SAID PULSE-GENERATING MEANS AND IN SYNCHRONISM WITH SAID GERERATING MEANS, AND PULSE CLIPPING MEANS CONNECTED IN CIRCUIT WITH SAID PULSESHAPING MEANS AND SAID FIRST TRANSISTOR TO CONTROL THE OPERATION OF THE FIRST TRANSISTOR WHEREBY A SHAPED AND CLIPPED PULSE IS APPLIED TO AND RENDERS SAID FIRST TRANSISTOR CONDUCTIVE TO ENERGIZE SAID FIRST TRANSFORMER AND PRODUCE A SPARK AT SAID SPARK IGNITION DEVICES.
Claim 2
Dependent Claim 286 words
AN IGNITION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE HAVING A NUMBER OF SPARK IGNITION DEVICES COMPRISING, A FIRST TRANSFORMER HAVING A PRIMARY WINDING AND A SECONDARY WINDING CONNECTED WITH SAID SPARK IGNITION DEVICES, A UNIDIRECTIONAL VOLTAGE POWER SUPPLY, A FIRST TRANSISTOR HAVING ITS EMITTER CONNECTED TO THE POSITIVE TERMINAL OF THE POWER SUPPLY AND ITS COLLECTOR TO ONE END OF SAID PRIMARY WINDING. THE OTHER END OF SAID PRIMARY WINDING BEING CONNECTED TO THE NEGATIVE TERMINAL OF THE POWER SUPPLY, AND CONTROL MEANS CONNECTED ACROSS THE POWER SUPPLY AND TO THE BASE OF SAID FIRST TRANSISTOR TO CONTROL THE OPERATION OF THE FIRST TRANSISTOR, SAID CONTROL MEANS INCLUDING PULSE-GENERATING MEANS ENERGIZED IN SYNCHRONISM WITH THE ENGINE INCLUDING A SECOND TRANSISTOR HAVING ITS EMITTER CONNECTED TO THE POSITIVE TERMINAL OF THE POWER SUPPLY AND ITS COLLECTOR TO A PULSE-SHAPING MEANS AND ALSO INCLUDING VOLTAGE DIVIDER MEANS CONNECTED ACROSS SAID POWER SUPPLY AND TO THE BASE OF SAID SECOND TRANSISTOR TO NORMALLY BIAS THE BASE OF SAID SECOND TRANSISTOR POSITIVE, SWITCH MEANS CONNECTING THE VOLTAGE DIVIDER MEANS IN CIRCUIT WITH THE POWER SUPPLY AND SELECTIVELY OPERABLE TO CHANGE THE BIAS ON THE BASE OF SAID SECOND TRANSISTOR TO RENDER SAID SECOND TRANSISTOR CONDUCTIVE, PULSE-SHAPING MEANS CONNECTED IN CIRCUIT WITH SAID PULSE-GENERATING MEANS AND OPERATIVE TO SHAPE SAID ELECTRICAL PULSE IN RESPONSE TO ENERGIZATION AND DEENERGIZATION OF SAID PULSE-GENERATING MEANS AND IN SYNCHRONISM WITH SAID GERERATING MEANS, AND PULSE CLIPPING MEANS CONNECTED IN CIRCUIT WITH SAID PULSESHAPING MEANS AND SAID FIRST TRANSISTOR TO CONTROL THE OPERATION OF THE FIRST TRANSISTOR WHEREBY A SHAPED AND CLIPPED PULSE IS APPLIED TO AND RENDERS SAID FIRST TRANSISTOR CONDUCTIVE TO ENERGIZE SAID FIRST TRANSFORMER AND PRODUCE A SPARK AT SAID SPARK IGNITION DEVICES.

References Cited (Backward Citations)

US3032685A Cited
US2878298A Cited
US2966615A Cited
US3035108A Cited
US3087001A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-10-25 1969-04-26 1969-10-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-10-25 1973-04-26 1973-10-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-10-25 1977-04-26 1977-10-26 $7700.00 Window Closed / Lapsed

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