| 发明名称 |
DISK DRIVE DEVICE |
| 摘要 |
A disk drive device includes: a chassis; an annular hub on which a recording disk is to be mounted; a fluid dynamic bearing mechanism that supports the hub freely rotatable relative to the chassis; an annular extended portion extending outwardly in a radial direction from the hub; and an annular recess which is provided in the chassis and where the annular extended portion at least partially enters in the radial direction, in which a gap between the annular recess and the annular extended portion includes a portion that forms a flexed labyrinth in a cross-sectional view. |
| 申请公布号 |
US2014355155(A1) |
申请公布日期 |
2014.12.04 |
| 申请号 |
US201414288050 |
申请日期 |
2014.05.27 |
| 申请人 |
SAMSUNG ELECTRO-MECHANICS JAPAN ADVANCED TECH. CO. LTD. |
发明人 |
KUMAKI Mikie |
| 分类号 |
G11B19/20 |
主分类号 |
G11B19/20 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A disk drive device comprising:
a chassis; an annular hub on which a recording disk is to be mounted; a fluid dynamic bearing mechanism that supports the hub freely rotatable relative to the chassis; an annular extended portion extending outwardly in a radial direction from the hub; and an annular recess which is provided in the chassis and where the annular extended portion at least partially enters in the radial direction, wherein a gap between the annular recess and the annular extended portion includes a portion that forms a flexed labyrinth in a cross-sectional view. |
| 地址 |
Fujieda City JP |
