发明名称 |
FLUID DYNAMIC BEARING DEVICE |
摘要 |
Provided is a fluid dynamic bearing device which has excellent moment rigidity and an improved working efficiency in assembling and parts control, and in which a bearing sleeve can be easily manufactured. A plurality of bearing sleeves are axially disposed in the fluid dynamic bearing device. The bearing sleeves (3, 4) are formed with different axial lengths from each other. |
申请公布号 |
US2012243813(A1) |
申请公布日期 |
2012.09.27 |
申请号 |
US201213492467 |
申请日期 |
2012.06.08 |
申请人 |
HORI MASAHARU;TODA MASAAKI;HIBI KENJI;YAMAMOTO TETSUYA;NTN CORPORATION |
发明人 |
HORI MASAHARU;TODA MASAAKI;HIBI KENJI;YAMAMOTO TETSUYA |
分类号 |
F16C32/06 |
主分类号 |
F16C32/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|