发明名称 |
Hydrodynamic bearing assembly and motor having the same |
摘要 |
There is provided a hydrodynamic bearing assembly and a motor having the same. The hydrodynamic bearing assembly includes a sleeve having a shaft inserted thereinto; a hub base coupled to an upper portion of the shaft and rotating together with the shaft; a stopper plate fixedly coupled to an upper surface of the sleeve and preventing the shaft from lifting while the shaft rotates; and a thrust dynamic pressure generating groove formed on at least one of an upper surface of the stopper plate and a lower surface of the hub base corresponding thereto. |
申请公布号 |
US2012013213(A1) |
申请公布日期 |
2012.01.19 |
申请号 |
US20110929312 |
申请日期 |
2011.01.13 |
申请人 |
KIM JIN SAN;SAMSUNG ELECTRO-MECHANICS CO., LTD. |
发明人 |
KIM JIN SAN |
分类号 |
F16C32/06;H02K7/08 |
主分类号 |
F16C32/06 |
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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