Invention Grant
US07992160B2 Motor with a chucking device for detachably holding a disk having a central opening portion and disk drive apparatus equipped with the same
有权
具有用于可拆卸地保持具有中心开口部分的盘的夹紧装置的电动机和配备有该中心开口部分的盘驱动装置
- Patent Title: Motor with a chucking device for detachably holding a disk having a central opening portion and disk drive apparatus equipped with the same
- Patent Title (中): 具有用于可拆卸地保持具有中心开口部分的盘的夹紧装置的电动机和配备有该中心开口部分的盘驱动装置
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Application No.: US12051327Application Date: 2008-03-19
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Publication No.: US07992160B2Publication Date: 2011-08-02
- Inventor: Hitoshi Takaki , Yusuke Iwai , Satoru Kuramoto , Tatsuya Tatara
- Applicant: Hitoshi Takaki , Yusuke Iwai , Satoru Kuramoto , Tatsuya Tatara
- Applicant Address: JP Kyoto
- Assignee: Nidec Corporation
- Current Assignee: Nidec Corporation
- Current Assignee Address: JP Kyoto
- Agency: Westerman, Hattori, Daniels & Adrian, LLP
- Priority: JP2007-070648 20070319
- Main IPC: G11B17/022
- IPC: G11B17/022
Abstract:
In a motor including a chucking device for detachably holding a disk, the chucking device has a center case to which a central opening of the disk is inserted; resilient members received within the center case; and claw members for holding the disk in place. Each of the claw members has a claw portion having a disk holding surface for holding the disk in place and a pair of wing portions extending radially inwardly from the claw portion. Further, each of the wing portions has a spherical contact surface contacting with a underlying part arranged axially below the wing portions.
Public/Granted literature
- US20080235720A1 MOTOR WITH A CHUCKING DEVICE AND DISK DRIVE APPARATUS EQUIPPED WITH THE SAME Public/Granted day:2008-09-25
Information query
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