Ignition apparatus for internal combustion engine and manufacturing method thereof
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United States of America Patent
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Apr 22, 1997
Grant Date -
N/A
app pub date -
Jun 7, 1996
filing date -
Jun 9, 1995
priority date (Note) -
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Abstract
Disclosed is an ignition apparatus for an internal combustion engine which includes an insulation case accommodating a power switch 29 for intermittently feeding a primary current to an ignition coil, a heat sink 26 in contact with the power switch 29 for radiating heat generated by the power switch 29 and the primary coil 4 and the secondary coil of the ignition coil with the power switch 29, the heat sink 26, the primary coil 4 and the secondary coil being fixed by an insulating resin material poured into the insulation case, wherein the power switch 29 is elastically engaged with the heat sink 26. With this arrangement, there is provided an ignition apparatus for internal combustion engine capable of reducing a manufacturing cost as well as the size thereof.
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