| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a transformer improved in an efficiency by suppressing the deterioration of connection between coils by the extracting wire of the coil. <P>SOLUTION: The transformer is provided with a bobbin 24 having a through hole 22 at the center of a reel 21 and provided with flanges 23 at both ends of the hole, a first coil 25 obtained by winding an insulating coating film electric wire around the outer periphery of the reel 21, a second coil 26 obtained by winding the insulating coating film electric wire around the outer periphery of the first coil 25, extracting wires 27 for the first coil 25 and the second coil 26, a terminal 28 planted on the lower end side flange 23 for the bobbin 24 and to which the extracting wire 27 is connected, and a magnetic core 29 incorporated into the through hole 22 of the bobbin 24 and provided with a closed magnetic circuit formed therein while the extracting wire 27 is not interposed between the first coil 25 and the second coil 26. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
