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Magnetizer having permanent magnet in a shape of a hemisphere, a hemispherical shell, or a sphere
Magnetizer having permanent magnet in a shape of a hemisphere, a hemispherical shell, or a sphere
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机译:具有半球形,半球形壳或球形的永磁体的充磁器
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摘要
The present invention relates a magnetizer comprising a permanent magnet having a shape of a hemisphere, a hemispherical shell, or a sphere, and more particularly, to a magnetizer comprising a permanent magnet having a shape of a hemisphere, a hemispherical shell, or a sphere capable of eliminating an overhang of a coil. The present invention provides a magnetizer of a DC motor comprising: a case; a hemispherical permanent magnet provided within the case; a non-magnetic member provided below the hemispherical permanent magnet; and a coil provided to the non-magnetic member.
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