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    • 1. 发明授权
    • Coil support structure and magnetic disk drive
    • 线圈支撑结构和磁盘驱动器
    • US08031440B2
    • 2011-10-04
    • US11524347
    • 2006-09-19
    • Satoshi MatsumuraHideki MoriTakaaki DeguchiHiroshi Matsuda
    • Satoshi MatsumuraHideki MoriTakaaki DeguchiHiroshi Matsuda
    • G11B21/02
    • G11B5/54G11B5/5521
    • A voice coil includes a stack of a plurality of layers of aligned windings held between an outer holding portion and an inner holding portion of the carriage assembly. The carriage assembly is formed integrally with the voice coil through injection molding. An outermost peripheral layer is a conductive wire wound a number of turns that falls short of the number of turns required to constitute a complete layer. A step is thereby formed between the outermost peripheral layer and a layer adjacent thereto and inner therefrom. The outer holding portion includes a reinforcement portion formed thereon to cover part of a transverse end face of the voice coil. The outermost peripheral layer opposes a force acting on the outer holding portion from top downward and the reinforcement portion opposes a force acting on the outer holding portion from bottom upward.
    • 音圈包括保持在托架组件的外保持部分和内保持部分之间的多个对齐绕组层的叠层。 托架组件通过注塑成型与音圈一体地形成。 最外周层是缠绕成不到构成完整层所需匝数的匝数的导线。 由此,在最外周层和与其相邻的层与内部之间形成一个台阶。 外保持部包括形成在其上的用于覆盖音圈的横向端面的一部分的加强部。 最外围的层与顶部向下的作用在外部保持部上的力相对,并且加强部分从底部向上与作用在外部保持部分上的力相反。
    • 2. 发明申请
    • Coil support structure and magnetic disk drive
    • 线圈支撑结构和磁盘驱动器
    • US20070086118A1
    • 2007-04-19
    • US11524347
    • 2006-09-19
    • Satoshi MatsumuraHideki MoriTakaaki DeguchiHiroshi Matsuda
    • Satoshi MatsumuraHideki MoriTakaaki DeguchiHiroshi Matsuda
    • G11B5/55
    • G11B5/54G11B5/5521
    • Embodiments of the invention provide a support structure for a voice coil that is not easily damaged even when a carriage assembly used in a magnetic disk drive is made thinner. In one embodiment, the voice coil includes a stack of a plurality of layers of aligned windings held between an outer holding portion and an inner holding portion of the carriage assembly. The carriage assembly is formed integrally with the voice coil through injection molding. An outermost peripheral layer is a conductive wire wound a number of turns that falls short of the number of turns required to constitute a complete layer. A step is thereby formed between the outermost peripheral layer and a layer adjacent thereto and inner therefrom. The outer holding portion includes a reinforcement portion formed thereon to cover part of a transverse end face of the voice coil. The outermost peripheral layer opposes a force acting on the outer holding portion from top downward and the reinforcement portion opposes a force acting on the outer holding portion from bottom upward.
    • 本发明的实施例提供了一种用于音圈的支撑结构,即使当使用在磁盘驱动器中的托架组件变薄时也不容易损坏。 在一个实施例中,音圈包括保持在托架组件的外部保持部分和内部保持部分之间的多个对齐绕组层的堆叠。 托架组件通过注塑成型与音圈一体地形成。 最外周层是缠绕成不到构成完整层所需匝数的匝数的导线。 由此,在最外周层和与其相邻的层与内部之间形成一个台阶。 外保持部包括形成在其上的用于覆盖音圈的横向端面的一部分的加强部。 最外围的层与顶部向下的作用在外部保持部上的力相对,并且加强部分从底部向上与作用在外部保持部分上的力相反。
    • 5. 发明申请
    • Rotating disk storage device
    • 旋转磁盘存储设备
    • US20050063095A1
    • 2005-03-24
    • US10940298
    • 2004-09-13
    • Satoshi MatsumuraKazutaka OkasakaHiroshi Matsuda
    • Satoshi MatsumuraKazutaka OkasakaHiroshi Matsuda
    • G11B21/16G11B5/48
    • G11B5/4826
    • Embodiments of the invention enhance a mounting precision of a head gimbal assembly with respect to a carriage. In one embodiment, a rotating disk storage device comprises a magnetic disk; head gimbal assemblies each including a slider provided at a front end thereof and a mounting portion provided at a rear end thereof, the slider including a head for reading data from the magnetic disk; and a carriage holding a voice coil. The carriage is formed with a pivot opening into which a pivot cartridge for turning about a pivot shaft is inserted and mounting surfaces on which the mounting portions of the head gimbal assemblies are mounted, and a first pad, a second pad and a third pad projected so as to come into partial face contact with the head gimbal assemblies on the mounting surfaces.
    • 本发明的实施例提高了头万向架组件相对于滑架的安装精度。 在一个实施例中,旋转盘存储装置包括磁盘; 每个头万向架组件包括设置在其前端的滑块和设置在其后端的安装部分,滑块包括用于从磁盘读取数据的磁头; 和一个支承音圈的托架。 托架形成有枢转开口,用于转动绕枢轴转动的枢轴筒插入其中,安装表面安装有头万向架组件的安装部分,第一垫,第二垫和第三垫投影 以便与安装表面上的头部万向节组件部分地接触。
    • 6. 发明授权
    • Rotating disk storage device having a carriage formed with non-binding pads
    • 旋转盘存储装置具有形成有非绑定垫的托架
    • US07706104B2
    • 2010-04-27
    • US10940298
    • 2004-09-13
    • Satoshi MatsumuraKazutaka OkasakaHiroshi Matsuda
    • Satoshi MatsumuraKazutaka OkasakaHiroshi Matsuda
    • G11B5/48
    • G11B5/4826
    • Embodiments of the invention enhance a mounting precision of a head gimbal assembly with respect to a carriage. In one embodiment, a rotating disk storage device comprises a magnetic disk; head gimbal assemblies each including a slider provided at a front end thereof and a mounting portion provided at a rear end thereof, the slider including a head for reading data from the magnetic disk; and a carriage holding a voice coil. The carriage is formed with a pivot opening into which a pivot cartridge for turning about a pivot shaft is inserted and mounting surfaces on which the mounting portions of the head gimbal assemblies are mounted, and a first pad, a second pad and a third pad projected so as to come into partial face contact with the head gimbal assemblies on the mounting surfaces.
    • 本发明的实施例提高了头万向架组件相对于滑架的安装精度。 在一个实施例中,旋转盘存储装置包括磁盘; 每个头万向架组件包括设置在其前端的滑块和设置在其后端的安装部分,滑块包括用于从磁盘读取数据的磁头; 和一个支承音圈的托架。 托架形成有枢转开口,用于转动绕枢轴转动的枢轴筒插入其中,安装表面安装有头万向架组件的安装部分,第一垫,第二垫和第三垫投影 以便与安装表面上的头部万向节组件部分地接触。
    • 8. 发明申请
    • Rotating disk storage device
    • 旋转磁盘存储设备
    • US20050063098A1
    • 2005-03-24
    • US10901747
    • 2004-07-28
    • Satoshi MatsumuraKenji KurokiHiroki KitahoriShinichi Kimura
    • Satoshi MatsumuraKenji KurokiHiroki KitahoriShinichi Kimura
    • G11B21/12G11B5/54G11B21/22
    • 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。
    • 10. 发明申请
    • Head gimbals assembly, head stack assembly, and magnetic disk drive
    • 头部万向架组件,头部组件和磁盘驱动器
    • US20050057861A1
    • 2005-03-17
    • US10901636
    • 2004-07-28
    • Satoshi MatsumuraMasanori Iwamoto
    • Satoshi MatsumuraMasanori Iwamoto
    • G11B21/16G11B5/48G11B21/02G11B5/55
    • G11B5/4833G11B5/4813G11B5/4826
    • Embodiments of the invention provide a head gimbals assembly and a head stack assembly suitable for a miniature magnetic disk drive, and capable of being assembled in an accurate alignment during its fabrication. In one embodiment, a fixing member is disposed in contact with a pivot, an assembly formed by combining a head gimbals assembly and a carriage assembly is put on the pivot and pressed in the direction of the arrow toward the fixing member, and is fastened to the pivot with a nut. Since the head gimbals assembly is provided with a hole to receive the pivot therein provided with two straight edges, the relative positions of the turning axis of the pivot, the head gimbals assembly and the carriage assembly are adjusted properly so that clearances between the parts are absorbed.
    • 本发明的实施例提供一种适用于微型磁盘驱动器的头部万向节组件和磁头组合组件,并且能够在其制造期间以精确对准的方式进行组装。 在一个实施例中,固定构件设置成与枢轴接触,通过组合头部万向节组件和托架组件而形成的组件被放置在枢轴上并沿着箭头方向朝向固定构件按压,并被紧固到 枢轴带螺母。 由于头部万向节组件设置有用于接收其中设置有两个直边缘的枢轴的孔,所以枢轴,头架万向节组件和托架组件的转动轴线的相对位置被适当地调节,使得部件之间的间隙为 吸收。