Internal combustion engine ignition system

Internal-combustion engines – High tension ignition system – Having a specific ignition coil

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Details

123652, F02P 3055

Patent

active

056091451

ABSTRACT:
An ignition system for an internal combustion engine is provided which includes an ignition coil formed with a primary winding and a secondary winding and a switching element for interrupting a current flow through the primary winding of the ignition coil at given timing. The ignition coil has a secondary winding to primary winding turns ratio a which meets the condition of V.sub.D .multidot.a >V.sub.r where V.sub.r is a required voltage of a spark plug of the engine and V.sub.D is a breakdown voltage of the switching element which is greater than or equal to 450 V.

REFERENCES:
patent: 3824977 (1974-07-01), Campbell et al.
patent: 5146906 (1992-09-01), Agatsuma
patent: 5193514 (1993-03-01), Kobayashi et al.

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