专利名称:Stepping motor发明人:Yoshinori Ogawa申请号:US10926608申请日:20040826
公开号:US20050023908A1公开日:20050203
专利附图:
摘要:A stepping motor includes a pair of drive coils arranged to sandwich a magneticrotor in the axial direction of a rotor shaft in order to decrease the motor size. The drivecoils are configured to be annular around the rotor shaft that extends in both directionsfrom the magnetic rotor. A pair of cylindrical yokes are provided to enclose the drive
coils. A pair of sintered bearings that support the rotational movement of the rotor shaftare made of a magnetic material, and the cylindrical yokes and the sintered bearings areformed together.
申请人:Yoshinori Ogawa
地址:Suwa-gun JP
国籍:JP
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