| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a trigger coil which can be made compact and have higher performance. <P>SOLUTION: The trigger coil includes: a ferrite core 11 obtained by forming a core, comprising a shaft portion 12 wound with a coil 16 and collar portions 13, 14 provided at both ends of the shaft portion 12, by using a ferrite in one body; the coil 16 comprising primary winding and secondary winding wound around the shaft portion 12 of the ferrite core 11; coil lead-out grooves 13a, 14a provided to the collar portions 13, 14 of the ferrite core 11; electrodes 15a to 15c which are provided to the collar portions 13, 14 of the ferrite core 11 and to which the coil 16 of the primary winding and secondary winding is connected through the coil lead out grooves 13a, 14a; and a resin layer 19 formed at an outer periphery of the coil 16 wound around the shaft portion 12 of the ferrite core 11. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
