发明名称 Chucking apparatus
摘要 A chucking apparatus in which a plurality of pawl bodies are provided in a radial direction of a hub body of a turntable such that the pawl bodies can move, a center hole of a disk is pressed by the pawl bodies to hold the disk, wherein the chucking apparatus comprises a resilient member for biasing the pawl bodies outward of the hub body, each of the pawl bodies includes a pawl portion which comes into contact with the disk, and a pawl-side stopper for limiting outward movement caused by the resilient member, the hub body includes a pawl opening through which the pawl portion can project outward, and a hub-side stopper which abuts against the pawl-side stopper, a position of the pawl portion in a standby state where the disk is not held by the pawl portion is set lower than a position of the pawl portion in a recording/replaying state where the disk is held by the pawl portion.
申请公布号 US7412713(B2) 申请公布日期 2008.08.12
申请号 US20040591615 申请日期 2004.11.16
申请人 MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 发明人 OOTA HIDEHIKO
分类号 G11B17/028;G11B17/04 主分类号 G11B17/028
代理机构 代理人
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