发明授权
- 专利标题: Spindle motor
- 专利标题(中): 主轴电机
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申请号: US13168587申请日: 2011-06-24
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公开(公告)号: US08492942B2公开(公告)日: 2013-07-23
- 发明人: Cheongun Han
- 申请人: Cheongun Han
- 申请人地址: KR Seoul
- 专利权人: LG Innotek Co., Ltd.
- 当前专利权人: LG Innotek Co., Ltd.
- 当前专利权人地址: KR Seoul
- 代理机构: Saliwanchik, Lloyd & Eisenschenk
- 优先权: KR10-2010-0060418 20100625
- 主分类号: H02K21/00
- IPC分类号: H02K21/00
摘要:
A spindle motor is provided, the motor including a bearing assembly including an upper surface-opened cylindrical bearing housing and a bearing accommodated in the bearing housing and formed with a rotation shaft hole; a stator including a core coupled to a periphery of the bearing housing and a coil wound on the core; a rotation shaft inserted into the rotation shaft hole; a rotor including a disk-shaped yoke coupled to the rotation shaft and a magnet coupled to the yoke to face the core; and a suction magnet arranged at the yoke facing the core, wherein the bearing housing includes a body coupled to the core and a core fixture bent from the body to face the core, and the suction magnet is so arranged as to face the core fixture corresponding to an external side of a bent unit bent from the body for forming the core fixture.
公开/授权文献
- US20120169186A1 Spindle Motor 公开/授权日:2012-07-05
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