发明名称 |
HYDRODYNAMIC BEARING MODULE AND SPINDLE MOTOR HAVING THE SAME |
摘要 |
Disclosed herein is a hydrodynamic bearing module including: a hydrodynamic bearing part formed by filling oil in a micro-clearance between a rotating part and a fixed part including a sleeve; a first radial dynamic pressure bearing part formed in a micro-clearance between an inner diameter portion of the sleeve and the rotating part; a second radial dynamic pressure bearing part formed in a micro-clearance between an outer diameter portion of the sleeve and the rotating part; and a thrust dynamic pressure bearing part formed between the sleeve and the rotating part and positioned between the first and second radial dynamic pressure bearing parts. |
申请公布号 |
US2014054994(A1) |
申请公布日期 |
2014.02.27 |
申请号 |
US201313968032 |
申请日期 |
2013.08.15 |
申请人 |
SAMSUNG ELECTRO-MECHANICS CO., LTD. |
发明人 |
KANG SANG SUN |
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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