Magnet and motor using the same

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United States of America Patent

PATENT NO 10964464
APP PUB NO 20190164673A1
SERIAL NO

16194521

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Abstract

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The present invention aims to provide a novel magnet, whose surface's insulating property can be increased, and a motor using the same. The present invention provides a magnet comprising a magnet element containing a rare earth element R, a transition metal element T and boron B, and a phosphate layer including manganese-containing phosphate, wherein the phosphate layer is provided on the surface of the magnet element, and the thickness of the phosphate layer is 0.5 μm or more.

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Patent Owner(s)

Patent OwnerAddress
TDK CORPORATION2-5-1 NIHONBASHI CHUO-KU TOKYO 103-6128

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Takagi, Nobuo Tokyo, JP 66 488

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