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    • 52. 发明申请
    • Disc drive device
    • 光盘驱动器
    • US20090201598A1
    • 2009-08-13
    • US12322026
    • 2009-01-27
    • Hiroyasu MasudaYoshihiko MaedaKenichi KuramotoMasayuki KuritaKenji Kuroki
    • Hiroyasu MasudaYoshihiko MaedaKenichi KuramotoMasayuki KuritaKenji Kuroki
    • G11B27/36G11B21/02
    • G11B19/046G11B5/40G11B5/581G11B5/6029G11B5/6064G11B33/1406
    • Embodiments of the present invention precisely measure clearance variation by temperature change using a value in a RW channel. In an embodiment of the present invention, an HDD measures resolution by signals in a RW channel. The measured resolution shows variations depending on temperature according to two factors. One factor is the clearance variation depending on the temperature and the other is the variation in operational property of the RW channel depending on the temperature. The HDD compensates for the temperature variation of the resolution according to the two factors. The HDD uses two kinds of sensed temperature. One corresponds to the temperature inside an enclosure in which head sliders are provided and the other corresponds to the temperature of the chip in which the RW channel is implemented. Sensing the drive temperature and the channel temperature independently achieves precise compensation for the variation in the measured resolution caused by clearance variation and channel property.
    • 本发明的实施例使用RW通道中的值精确地测量通过温度变化的间隙变化。 在本发明的实施例中,HDD通过RW信道中的信号来测量分辨率。 测量的分辨率根据两个因素显示出根据温度的变化。 一个因素是取决于温度的间隙变化,另一个因素是RW通道的操作性能随温度的变化。 HDD根据两个因素补偿分辨率的温度变化。 HDD使用两种感测温度。 一个对应于其中提供磁头滑块的外壳内的温度,另一个对应于实现RW通道的芯片的温度。 感测驱动温度和通道温度独立地对由间隙变化和通道特性引起的测量分辨率的变化进行精确补偿。
    • 55. 发明授权
    • Rotating disk storage device with a retracting actuator head suspension assembly
    • 旋转磁盘存储设备具有缩回执行器头悬挂组件
    • US07298591B2
    • 2007-11-20
    • US10901747
    • 2004-07-28
    • Satoshi MatsumuraKenji KurokiHiroki KitahoriShinichi Kimura
    • Satoshi MatsumuraKenji KurokiHiroki KitahoriShinichi Kimura
    • G11B5/54
    • G11B5/54G11B21/12G11B21/22
    • Embodiments of the present invention provide a rotating disk storage device having a mechanism to reliably retract an actuator into a retraction area in the event that the power supply is suddenly interrupted. A bias chip is embedded in a coil support that supports the voice coil. When a head stays in an access area, the bias chip is away from an end of the voice coil magnet. Therefore, no influence of the magnetic leakage flux is exerted on the bias chip. When the head is in a retraction area, the bias chip is attracted under the influence of the magnetic leakage flux of the voice coil magnet, which thereby produces bias torque causing an actuator to pivotally move in a retraction direction. Accordingly, the bias torque can be utilized as energy for retracting the actuator immediately after power shutdown.
    • 本发明的实施例提供了一种旋转盘存储装置,其具有在电源突然中断的情况下将致动器可靠地缩回到缩回区域的机构。 偏置芯片嵌入在支持音圈的线圈支架中。 当头部停留在通路区域时,偏置芯片远离音圈磁铁的一端。 因此,不会对偏置芯片施加磁漏磁通的影响。 当头部处于退避区域时,偏置芯片在音圈磁体的磁漏磁通的影响下被吸引,由此产生使致动器沿回缩方向枢转运动的偏置扭矩。 因此,偏置扭矩可以用作在停电后立即回缩执行器的能量。
    • 58. 发明授权
    • Bumper structure for use in a vehicle
    • 用于车辆的保险杠结构
    • US4968076A
    • 1990-11-06
    • US333693
    • 1989-04-04
    • Kenji Kuroki
    • Kenji Kuroki
    • B60R19/04B60R19/18
    • B60R19/18B60R2019/1813B60R2019/1873B60R2019/1886
    • A bumper structure for use in a vehicle of the type including a bumper facing member for covering the front part of the bumper, an energy absorbing member inserted into the interior of the bumper facing member, and a bumper armature for the reinforcement of the bumper facing member and the shock loads absorbing element is provided, which comprises in combination the bumper facing member defined with a longitudinal recess extending longitudinally and located in position below the shock loads absorbing element and near the bumper armature, and a plurality of fixing means for the fixation of the bumper facing member to the bumper armature, more than one cuts-out being defined in the upper surface of the longitudinal recess.
    • 一种用于车辆的保险杠结构,包括用于覆盖保险杠的前部的保险杠对置构件,插入保险杠面对构件的内部的能量吸收构件,以及用于加强保险杠面对构件的保险杠衔铁 提供了构件和冲击载荷吸收元件,其包括组合保险杠对置构件,所述缓冲器对置构件限定有纵向延伸的纵向凹部,并且位于冲击载荷吸收元件下方并位于缓冲器衔铁附近,以及用于固定的多个固定装置 保险杠对置的构件到保险杠电枢,多个切口限定在纵向凹槽的上表面中。
    • 59. 发明授权
    • Magnetic-recording head with first thermal fly-height control element and embedded contact sensor element configurable as second thermal fly-height control element
    • 具有第一热飞高控制元件和嵌入式触点传感器元件的磁记录头可配置为第二热飞高控制元件
    • US08773801B2
    • 2014-07-08
    • US12909694
    • 2010-10-21
    • Masayuki KuritaToshiya ShiramatsuKenji KurokiYuki Shimizu
    • Masayuki KuritaToshiya ShiramatsuKenji KurokiYuki Shimizu
    • G11B5/60
    • G11B5/607G11B5/6076
    • A magnetic-recording head with a first thermal fly-height control (TFC) element and an embedded contact sensor element (ECSE) configurable as a second TFC element. The magnetic-recording head includes a write element, a read element, a first heater element, and an ECSE. The write element is configured for writing data to a magnetic-recording disk. The read element is configured for reading data from the magnetic-recording disk. The first heater element is configured as a first TFC element to coarsely adjust a fly-height of the magnetic-recording head with respect to the magnetic recording disk. The ECSE is configured to detect a contact with the magnetic-recording disk, and to function as a second heater element that is configured as a second TFC element to finely adjust the fly-height. The first heater element is configured with a first stroke-length larger than a second stroke-length of the second heater element for adjusting the fly-height.
    • 具有可配置为第二TFC元件的第一热飞跃高度控制(TFC)元件和嵌入式接触传感器元件(ECSE)的磁记录头。 磁记录头包括写入元件,读取元件,第一加热器元件和ECSE。 写元件被配置为将数据写入磁记录盘。 读取元件被配置用于从磁记录盘读取数据。 第一加热器元件被配置为第一TFC元件以粗调相对于磁记录盘的磁记录头的飞行高度。 ECSE被配置为检测与磁记录盘的接触,并且用作被配置为第二TFC元件以精细调整飞行高度的第二加热器元件。 第一加热器元件配置有大于第二加热器元件的第二冲程长度的第一冲程长度,用于调节飞行高度。