Internal combustion engine ignition coil
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United States of America Patent
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Jan 31, 2023
Grant Date -
N/A
app pub date -
Apr 18, 2018
filing date -
Apr 18, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
An internal combustion engine ignition coil includes: a center core; a primary coil provided on an outer side of the center core; a secondary coil provided on an outer side of the primary coil; and a side core provided on an outer side of the primary coil and the secondary coil and formed by stacked electromagnetic steel sheets, the side core having one contact portion in contact with one end surface of the center core and another contact portion in contact with another end surface of the center core with a magnet therebetween. The side core is composed of a plurality of side core portions fitted to each other to be movable relative to each other in a longitudinal direction of the center core.
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