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    • 1. 发明申请
    • ACTUATOR APPARATUS OF A HARD DISK DRIVE
    • 硬盘驱动器的执行器装置
    • US20070195465A1
    • 2007-08-23
    • US11622109
    • 2007-01-11
    • Ki-tag JeongWoo-sung Kim
    • Ki-tag JeongWoo-sung Kim
    • G11B5/55G11B21/08
    • G11B5/54G11B21/22
    • An actuator apparatus used with a hard disk drive. The actuator apparatus includes a pivotable actuator arm, a magnetic head mounted onto a first end of the actuator arm, an overmold connected to a second end of the actuator arm and including a metal piece, a voice coil motor (VCM) having a coil coupled to the overmold and at least one magnet positioned to face the coil, and a stopper positioned to be spaced apart at a predetermined interval from the overmold of the actuator arm when the magnetic head is positioned at a parked position, to limit pivoting of the actuator arm. Specifically, the stopper may be positioned to be spaced at the interval from the overmold of the actuator arm positioned at a position where a torque acting on the actuator arm due to the metal piece and the magnet is substantially 0. Accordingly, the torque acting on the actuator arm within the interval is in an opposite direction to a direction in which the actuator arm pivots to a parked position, thereby reducing the pivoting speed of the actuator arm. Thus, noise and impulse caused by the contact of the actuator arm and the stopper reduce.
    • 与硬盘驱动器一起使用的执行器装置。 致动器装置包括可枢转致动器臂,安装在致动器臂的第一端上的磁头,连接到致动器臂的第二端并包括金属片的包覆模制件,音圈电动机(VCM),其具有线圈耦合 覆盖模制件和至少一个定位成面对线圈的磁体,以及当磁头位于停放位置时定位成与致动器臂的包覆成型体以预定间隔间隔开的止动件,以限制致动器的枢转 臂。 特别地,止动件可以定位成与定位在由于金属片和磁体基本上为0而作用在致动器臂上的扭矩的位置处的致动器臂的包覆成型间隔开。因此,作用在 间隔内的致动器臂处于与致动器臂枢转到停放位置的方向相反的方向上,从而降低致动器臂的枢转速度。 因此,由致动器臂和止动器的接触引起的噪声和冲击减小。
    • 2. 发明授权
    • Actuator apparatus of a hard disk drive
    • 硬盘驱动器的执行器装置
    • US07663842B2
    • 2010-02-16
    • US11622109
    • 2007-01-11
    • Ki-tag JeongWoo-sung Kim
    • Ki-tag JeongWoo-sung Kim
    • G11B21/22G11B5/54G11B21/02
    • G11B5/54G11B21/22
    • An actuator apparatus used with a hard disk drive. The actuator apparatus includes a pivotable actuator arm, a magnetic head mounted onto a first end of the actuator arm, an overmold connected to a second end of the actuator arm and including a metal piece, a voice coil motor (VCM) having a coil coupled to the overmold and at least one magnet positioned to face the coil, and a stopper positioned to be spaced apart at a predetermined interval from the overmold of the actuator arm when the magnetic head is positioned at a parked position, to limit pivoting of the actuator arm. Specifically, the stopper may be positioned to be spaced at the interval from the overmold of the actuator arm positioned at a position where a torque acting on the actuator arm due to the metal piece and the magnet is substantially 0. Accordingly, the torque acting on the actuator arm within the interval is in an opposite direction to a direction in which the actuator arm pivots to a parked position, thereby reducing the pivoting speed of the actuator arm. Thus, noise and impulse caused by the contact of the actuator arm and the stopper reduce.
    • 与硬盘驱动器一起使用的执行器装置。 致动器装置包括可枢转致动器臂,安装在致动器臂的第一端上的磁头,连接到致动器臂的第二端并包括金属片的包覆模制件,音圈电动机(VCM),其具有线圈耦合 覆盖模制件和至少一个定位成面对线圈的磁体,以及当磁头位于停放位置时定位成与致动器臂的包覆成型体以预定间隔间隔开的止动件,以限制致动器的枢转 臂。 特别地,止动件可以定位成与定位在由于金属片和磁体基本上为0而作用在致动器臂上的扭矩的位置处的致动器臂的包覆成型间隔开。因此,作用在 间隔内的致动器臂处于与致动器臂枢转到停放位置的方向相反的方向上,从而降低致动器臂的枢转速度。 因此,由致动器臂和止动器的接触引起的噪声和冲击减小。
    • 3. 发明授权
    • Actuator latch device for hard disk drive
    • 用于硬盘驱动器的执行器锁存装置
    • US07564654B2
    • 2009-07-21
    • US11483846
    • 2006-07-11
    • Do-wan KimChul-woo LeeKi-tag Jeong
    • Do-wan KimChul-woo LeeKi-tag Jeong
    • G11B5/54
    • G11B5/54
    • An actuator latch device for locking an actuator of a hard disk drive, the actuator having a swing arm rotatably installed at a base member, a voice coil motor (VCM) coil provided at one end of the swing arm, and magnets oppositely arranged at the VCM coil. The actuator latch device includes a notch provided at one end of the swing arm; a latch lever, which is rotatably installed at a base member, having at a first end thereof a hook interfering with the notch to restrict one way rotation of the swing arm, and a counterbalance device at a second end thereof; and a stopper provided in the base member to block the counterbalance device to restrict a rotation of the latch lever.
    • 一种致动器闩锁装置,用于锁定硬盘驱动器的致动器,致动器具有可旋转地安装在基座构件上的摆臂,设置在摆臂一端的音圈电机(VCM)线圈, VCM线圈。 致动器闩锁装置包括设置在摆臂一端的凹口; 可旋转地安装在基座构件上的闩锁杆,其第一端具有与所述凹口相互干扰的钩,以限制所述摆臂的单向旋转;以及在其第二端处的平衡装置; 以及设置在所述基座构件中以阻止所述平衡装置以限制所述闩锁杆的旋转的止动件。
    • 5. 发明授权
    • Actuator latch mechanism for hard disk drive
    • 用于硬盘驱动器的执行器锁定机构
    • US07286327B2
    • 2007-10-23
    • US10981651
    • 2004-11-05
    • Ki-tag Jeong
    • Ki-tag Jeong
    • G11B5/54
    • G11B5/54
    • An actuator latch mechanism of a hard disk drive locks an actuator when the hard disk drive is not operating, and the actuator includes a swing arm rotatably installed to a base member, a VCM coil coupled to one end portion of the swing arm, and a magnet facing the VCM coil. The actuator latch mechanism includes a notch portion protruding from the end portion of the swing arm; a latch lever pivotally installed to the base member and having a hook engaging the notch portion at one end thereof when the actuator is locked; a protrusion protruding from an edge of the magnet toward the latch lever; a first iron core installed to the end portion of the swing arm and applying a first torque to the swing arm by a flux generated from the protrusions; and a second iron core installed to the other end of the latch lever and applying a second torque to the latch lever by the flux generated from the protrusion.
    • 当硬盘驱动器不工作时,硬盘驱动器的致动器锁定机构锁定致动器,并且致动器包括可旋转地安装到基座构件的摆臂,耦合到摆臂的一个端部的VCM线圈,以及 磁铁面向VCM线圈。 致动器闩锁机构包括从摆臂的端部突出的切口部分; 当所述致动器被锁定时,所述闩锁杆枢转地安装到所述基座构件并且在其一端处具有与所述切口部分接合的钩; 从所述磁体的边缘朝向所述闩锁杆突出的突起; 安装在所述摆臂的端部的第一铁芯,并且通过从所述突起产生的助焊剂将第一扭矩施加到所述摆臂; 以及安装在所述闩锁杆的另一端的第二铁芯,并且通过从所述突起产生的通量将第二扭矩施加到所述闩锁杆。
    • 8. 发明授权
    • Disk spacer and spindle motor assembly employing the same
    • 采用其的盘形间隔器和主轴电动机组件
    • US07538975B2
    • 2009-05-26
    • US11138270
    • 2005-05-27
    • Chul-woo LeeJae-myung JungKi-tag JeongTae-soo Kim
    • Chul-woo LeeJae-myung JungKi-tag JeongTae-soo Kim
    • G11B17/02
    • G11B17/0287
    • Provided are a disk spacer for an information storage device and a spindle motor assembly employing the disk spacer. The spindle motor assembly includes a spindle motor, one or more data storage disks mounted around the spindle motor, a disk clamp coupled to the spindle motor and fixing the disk clamp, and a disk spacer mounted around the spindle motor and supporting the disk, wherein the disk spacer has a groove of a predetermined depth formed along an outer peripheral surface thereof, which does not contact the disks, and the groove is tapered as it is closer to an inner peripheral surface of the disk spacer away from the outer peripheral surface of the disk spacer. Since impacts and vibrations delivered to the disks are scattered by the disk spacer, the wobble of the disk due to the impacts and vibrations is reduced.
    • 提供了一种用于信息存储装置的盘间隔件和采用盘间隔件的主轴电机组件。 主轴电动机组件包括主轴电动机,围绕主轴电动机安装的一个或多个数据存储盘,耦合到主轴电动机并固定盘夹的盘夹,以及围绕主轴电机并支撑盘的盘间隔件,其中 盘形间隔物具有沿其外周面形成的预定深度的凹槽,其不与圆盘接触,并且所述凹槽随着其更靠近盘形间隔件的内周表面而逐渐变细,远离外圆周表面 磁盘间隔器。 由于传送到磁盘的冲击和振动被磁盘间隔件分散,所以由于冲击和振动引起的磁盘摆动减小。
    • 9. 发明申请
    • Head parking ramp for data storage device
    • 数据存储设备的停车斜坡
    • US20050286171A1
    • 2005-12-29
    • US11142750
    • 2005-06-02
    • Do-wan KimChul-woo LeeKi-tag Jeong
    • Do-wan KimChul-woo LeeKi-tag Jeong
    • G11B21/22G11B5/54
    • G11B5/54
    • A head parking ramp for a data storage device to park a read/write head at a position out of a disk when the disk stops rotating. The head parking ramp includes a fixed portion fixed to a base member, a support portion extending from the fixed portion toward the disk and supporting an end portion of an actuator where the read/write head is installed, an extended portion extending from the fixed portion toward the disk, having a lead end portion overlapping each of an upper surface and a lower surface of an outer circumferential portion of the disk, and having a plurality of disk facing surfaces facing each of the upper and lower surfaces of the disk, and a protruding surface protruding from each of the disk facing surfaces of the extended portion at a position corresponding to an edge portion of the disk and restricting a vibration of the disk as the edge portion of the disk contacts the protrusion surface when the disk vibrates.
    • 一种用于数据存储装置的头部停车斜坡,用于在磁盘停止旋转时将读/写磁头停放在磁盘外的位置。 头部停车斜坡包括固定到基部构件的固定部分,从固定部分朝向盘延伸并支撑安装有读/写头的致动器的端部的支撑部分,从固定部分延伸的延伸部分 具有与盘的外周部分的上表面和下表面重叠的引导端部分,并且具有面对盘的每个上表面和下表面的多个盘对面的盘, 突起表面从与盘的边缘部分对应的位置从延伸部分的每个盘对面突出,并且当盘振动时,当盘的边缘部分接触突起表面时,限制盘的振动。