| US 7,514,818 B2 | ||
| Power supply system | ||
| Hideaki Abe, Neyagawa (Japan); Hiroyasu Kitamura, Hirakata (Japan); and Mikihiro Yamashita, Eti (Japan) | ||
| Assigned to Matsushita Electric Works, Ltd., Oaska (Japan) | ||
| Filed on Oct. 24, 2006, as Appl. No. 11/585,219. | ||
| Claims priority of application No. 2005-311087 (JP), filed on Oct. 26, 2005. | ||
| Prior Publication US 2007/0091519 A1, Apr. 26, 2007 | ||
| Int. Cl. H01F 27/42 (2006.01) | ||
| U.S. Cl. 307—104 | 6 Claims |

| 1. A power supply system for feeding electric power from a power adapter to a plurality of load devices,
wherein the power adapter includes:
a primary core; and
a primary coil wound around the primary core for serving as a output port of the power adapter to output an alternating current,
and
wherein the load devices include:
secondary cores for simultaneously forming magnetic circuits between the primary core and the load devices; and
secondary coils wound around the secondary cores for feeding output power to the load devices.
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