Invention Grant
US08213112B2 Motor having a pressure difference generation portion disposed in a space between a disk and rotor case and disk drive apparatus including the motor
失效
具有设置在盘和转子壳体之间的空间中的压力差产生部分的电动机和包括该电动机的盘驱动装置
- Patent Title: Motor having a pressure difference generation portion disposed in a space between a disk and rotor case and disk drive apparatus including the motor
- Patent Title (中): 具有设置在盘和转子壳体之间的空间中的压力差产生部分的电动机和包括该电动机的盘驱动装置
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Application No.: US12654415Application Date: 2009-12-18
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Publication No.: US08213112B2Publication Date: 2012-07-03
- Inventor: Yong Kwan Lee , Elr Soo Youn , Soo Woong Park , Chang Keun Jun
- Applicant: Yong Kwan Lee , Elr Soo Youn , Soo Woong Park , Chang Keun Jun
- Applicant Address: KR Suwon
- Assignee: Samsung Electro-Mechanics Co., Ltd.
- Current Assignee: Samsung Electro-Mechanics Co., Ltd.
- Current Assignee Address: KR Suwon
- Priority: KR10-2009-0090876 20090925
- Main IPC: G11B33/14
- IPC: G11B33/14
Abstract:
There is provided a motor. The motor includes a shaft rotatably installed and supported by a sleeve, a rotor case coupled with the shaft and on which a disk is mounted, and a pressure difference generation portion disposed in a space between the disk and the rotor case and generating a pressure difference using airflow in the space.
Public/Granted literature
- US20110075547A1 Motor and disk drive apparatus Public/Granted day:2011-03-31
Information query
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