CONTACTLESS POWER SUPPLY DEVICE
First Claim
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1. A contactless power supply device comprising:
- a power-transmitting-side pad, anda power-receiving-side pad, whereineach of the power-transmitting-side pad and the power-receiving-side pad has a core made of a magnetic material and a coil in contact with the core,the power-transmitting-side pad transmits power to the power-receiving-side pad in a contactless manner with the power-transmitting-side pad facing the power-receiving-side pad,the core has a plate-shaped yoke portion,the coil has a first coil portion and a second coil portion,the first coil portion is arranged on one of opposing surfaces of each yoke portion in a thickness direction of the yoke portion, and the one of the opposing surfaces of the yoke portion of the power-transmitting-side pad faces the one of the opposing surfaces of the yoke portion of the power-receiving-side pad, andthe second coil is arranged along an outer periphery of each yoke portion.
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Abstract
A contactless power supply device includes a power-transmitting-side pad and a power-receiving-side pad. Each of the power-transmitting-side pad and the power-receiving-side pad has a core and a coil. The core has a plate-shaped yoke portion. The coil has a first coil portion and a second coil portion. The first coil portion is arranged on a top surface of the yoke portion. The second coil portion is arranged along an outer periphery of the yoke portion.
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Citations
10 Claims
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1. A contactless power supply device comprising:
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a power-transmitting-side pad, and a power-receiving-side pad, wherein each of the power-transmitting-side pad and the power-receiving-side pad has a core made of a magnetic material and a coil in contact with the core, the power-transmitting-side pad transmits power to the power-receiving-side pad in a contactless manner with the power-transmitting-side pad facing the power-receiving-side pad, the core has a plate-shaped yoke portion, the coil has a first coil portion and a second coil portion, the first coil portion is arranged on one of opposing surfaces of each yoke portion in a thickness direction of the yoke portion, and the one of the opposing surfaces of the yoke portion of the power-transmitting-side pad faces the one of the opposing surfaces of the yoke portion of the power-receiving-side pad, and the second coil is arranged along an outer periphery of each yoke portion. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification