发明名称 |
VIBRATION MOTOR |
摘要 |
PURPOSE: The vibration motor is provided to extend starting torques and actuating frequency bands and adjust finely RPM by enlarging alternating fields formed on the coils more than 4 poles. CONSTITUTION: A lower case fixes a rotor shaft and protects a magnet which is rotor. The coil is comprised of two bundles of coils wound to have an inner space and is installed on the lower case to form an alternating magnetic filed of 4 poles by external input. A semicircular magnet revolves around central shaft and generates vibration. An upper case is coupled with the lower case to fix the rotor shaft and protects the magnet and the coil.
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申请公布号 |
KR20010069659(A) |
申请公布日期 |
2001.07.25 |
申请号 |
KR20010022426 |
申请日期 |
2001.04.25 |
申请人 |
KIM, JU YOUN;SAMBU COMMUNICS CO., LTD./KR |
发明人 |
KIM, JU YOUN |
分类号 |
H02K7/065;H02K33/00;(IPC1-7):H02K33/00 |
主分类号 |
H02K7/065 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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