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    • 3. 发明申请
    • Spindle motor for hard disk drive
    • 用于硬盘驱动器的主轴电机
    • US20060256467A1
    • 2006-11-16
    • US11328083
    • 2006-01-10
    • Chul-woo LeeWoo-cheol JeongHong-kwon Lee
    • Chul-woo LeeWoo-cheol JeongHong-kwon Lee
    • G11B17/22
    • G11B17/038
    • Provided is a spindle motor for a hard disk drive (HDD). The spindle motor includes a shaft, a stator and a rotator coupled to an outer circumference of the shaft, and a height adjustment member detachably installed on the rotator and adjusting the height of the rotator when the number of data storage disks mounted on the spindle motor is changed. The spindle motor further includes a plurality of spacers mounted around outer circumferences of the height adjustment member and the rotator in order to maintain a distance between adjacent disks, a clamp disposed over the height adjustment member and fixing the disks and the spacers, and a clamping screw coupled to an upper end portion of the spindle motor and fixing the height adjustment member and the clamp. Accordingly, since the height of the rotator can be adjusted using the height adjustment member, the number of disks mounted on the rotator can be changed.
    • 提供了一种用于硬盘驱动器(HDD)的主轴电机。 主轴电动机包括轴,定子和联接到轴的外周的旋转体,以及可拆卸地安装在旋转体上的高度调节构件,并且当安装在主轴电动机上的数据存储盘的数量时调节旋转体的高度 改变了 主轴电动机还包括多个间隔件,其围绕高度调节构件和转子的外周安装,以便保持相邻盘之间的距离,设置在高度调节构件上方的夹具并固定盘和间隔件,以及夹紧 螺钉联接到主轴电动机的上端部分并固定高度调节部件和夹具。 因此,由于可以使用高度调节构件来调节旋转体的高度,因此可以改变安装在旋转体上的盘数。
    • 4. 发明申请
    • Hard disk drive and method of fabricating the same
    • 硬盘驱动器及其制造方法
    • US20070115592A1
    • 2007-05-24
    • US11513380
    • 2006-08-31
    • Do-wan KimKi-tag JeongWoo-cheol Jeong
    • Do-wan KimKi-tag JeongWoo-cheol Jeong
    • G11B5/55
    • G11B5/54G11B21/22
    • A hard disk drive and a method of fabricating the same. The hard disk drive includes a base member and a cover member of which outer circumferences are combined with each other and which form an internal space, an actuator mounted on the base member to be pivoted, a voice coil motor (VCM) including a lower VCM block and an upper VCM block which are separated from each other so that a rear portion of the actuator is interposed therebetween, and a crash stopper to collide with the rear portion of the actuator and to restrict a pivot range of the actuator, having an upper-end to be accommodated in the upper VCM block so that a location change of the upper VCM block caused by an external disturbance is prevented.
    • 硬盘驱动器及其制造方法。 硬盘驱动器包括基座部件和盖部件,外周部彼此结合并形成内部空间,安装在要旋转的基座部件上的致动器,包括下部VCM的音圈马达(VCM) 块和上部VCM块,其彼此分离,使得致动器的后部插入其间;以及碰撞止动件,用于与致动器的后部碰撞并限制致动器的枢转范围,该枢转范围具有上部 以容纳在上部VCM块中,从而防止由外部干扰引起的上部VCM块的位置变化。
    • 7. 发明授权
    • Single lever type actuator latch system of disk drive
    • 单杠式执行器闩锁系统的磁盘驱动器
    • US07248440B2
    • 2007-07-24
    • US10929766
    • 2004-08-31
    • Tae-soo KimWoo-cheol JeongDo-wan Kim
    • Tae-soo KimWoo-cheol JeongDo-wan Kim
    • G11B21/22G11B5/54
    • G11B5/54
    • An actuator latch system of a disk drive to lock an actuator having a swing arm installed at a base member, a voice coil motor coil joined to an end portion of the swing arm, and a magnet facing the voice coil motor coil, including a first and a second latch portion provided at the end portion of the swing arm; a latch lever provided at the base member, the latch lever having a first end portion engaged with the first latch portion when the latch lever pivots a first direction, and a second end portion engaged with the second latch portion when the latch lever pivots a second direction; a projection projecting from an edge of the magnet; and a magnetic latch pin provided at an end portion of the swing arm so that a magnetic force operates between the latch pin and the projection.
    • 一种盘驱动器的致动器闩锁系统,用于锁定具有安装在基座构件上的摆臂的致动器,连接到摆臂的端部的音圈电动机线圈和面向音圈电机线圈的磁体,包括第一 以及设置在所述摆臂的端部处的第二闩锁部分; 设置在所述基部构件上的闩锁杆,所述闩锁杆当所述闩锁杆枢转第一方向时具有与所述第一闩锁部分接合的第一端部;以及当所述闩锁杆枢转第二方向时与所述第二闩锁部分接合的第二端部 方向; 从所述磁体的边缘突出的突起; 以及设置在摆臂的端部处的磁性闩锁销,使得磁力在闩锁销和突起之间操作。
    • 9. 发明授权
    • Method of protecting hard disk drive from shocks and hard disk drive therefor
    • 保护硬盘驱动器免受冲击和硬盘驱动的方法
    • US07903364B2
    • 2011-03-08
    • US11181849
    • 2005-07-15
    • Woo-cheol Jeong
    • Woo-cheol Jeong
    • G11B21/02G11B5/596G11B27/36
    • G11B5/5582G11B5/59627G11B19/042G11B21/12G11B33/08
    • Provided are a method of protecting a head and a disk in a HDD from shocks and an apparatus therefor by detecting the movement of the HDD using the amount of jitter in servo signals and unloading the head when the movement is great enough to damage the head and the disk. The method of protecting the HDD from shocks includes: reading the servo signals from the rotating disk using the head that follows tracks on the disk, detecting an amount of jitter in the servo signals, comparing the detected amount of jitter with a predetermined threshold amount of jitter corresponding to a movement great enough to damage the head and the disk, and unloading the head if the detected amount of jitter is greater than the predetermined threshold amount of jitter.
    • 提供一种通过使用伺服信号中的抖动量来检测HDD的移动并且当移动足够大以损坏头部时卸载头部时,通过检测HDD的移动来保护HDD中的磁头和磁盘免受冲击及其装置的影响, 磁盘。 保护HDD免受冲击的方法包括:使用跟随磁盘上的磁道的磁头读取来自旋转磁盘的伺服信号,检测伺服信号中的抖动量,将检测到的抖动量与预定阈值量的 如果所检测到的抖动量大于预定阈值的抖动量,则对应于足够大以损坏磁头和磁盘的运动的抖动以及卸载磁头。