| 摘要 |
PURPOSE: A coil for a non-contact battery charger and a winding tool for manufacturing the same are provided to easily charge a battery even in case the battery is put on a location where is off the central part of the battery charger. CONSTITUTION: A winding interval of a coil(10) is divided into a plurality of domains(t1,t2,t3) according to the intensity of a magnetic field. The coil is wound in one shape of a circular, ellipse, and square shape. One side of the coil is formed into a recessed shape, a swollen shape, a diamond shape, and a shape having a level difference. The coil is wound using a jig. The jig includes a first jig, a second jig, and a shaft interconnecting the first jig and the second jig.
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