公开(公告)号：US4705279A

公开(公告)日：1987-11-10

申请号：US878431

申请日：1986-06-25

申请人： Hidetada Mizukami ,  Tsutomu Urata ,  Takashi Nakagawa ,  Kunihiro Hashimoto ,  Toshiaki Mizoguchi

发明人： Hidetada Mizukami ,  Tsutomu Urata ,  Takashi Nakagawa ,  Kunihiro Hashimoto ,  Toshiaki Mizoguchi

IPC分类号： G11B17/028 ,  G11B25/04

CPC分类号： G11B17/0284 ,  Y10T279/1004 ,  Y10T279/26

摘要： A collet device for engagement with a spindle hub for clamping a flexible disk between the collet device and the hub, the collet device having a collet having a plurality of radially extending petal-like portions therearound, a collet shaft on which the collet is mounted, a regulating body on the collet and having stops thereon extending outside the ends of the petal-like portions and engagable by the ends of the petal-like portions for limiting the outward movement of the petal-like portions during an increase in the diameter of the collet, and an enlarging spring on the regulating body have legs thereon engaging the ends of the petal-like portions for urging the ends of the petal-like portions outwardly for increasing the diameter of the collet.

摘要翻译： 一种夹头装置，用于与主轴毂接合，用于在夹头装置和轮毂之间夹紧柔性盘，所述夹头装置具有夹头，所述夹头具有在其周围的多个径向延伸的花瓣状部分，夹头轴安装在所述夹头上， 夹头上的调节体，并且在其上延伸延伸到花瓣状部分的端部的外侧并且由花瓣状部分的端部接合，以限制花瓣状部分的向外移动， 夹头和调节体上的放大弹簧，其上具有与花瓣状部分的端部接合的腿，用于向外推动花瓣状部分的端部以增加夹头的直径。