Patent ID: 9366218
Filing Date: 2016-06-14
CPC Classification: F02N,F02P

Claim Text:
1. An ignition device for a battery-less engine configured such that a transistor-type ignition control circuit of an engine including a manual starting device is actuated by using output of a generator driven by the engine, and that a primary winding of an ignition coil is powered from the ignition control circuit, wherein the ignition control circuit is configured such that a primary powering time period for powering the primary winding from the ignition control circuit is set shorter than a predetermined time period while an engine speed of the engine is within a low engine speed range below a predetermined engine speed, whereas the primary powering time period is set equal to or longer than the predetermined time period while the engine speed of the engine is within a high engine speed range at and above the predetermined engine speed.