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    • 5. 发明授权
    • Miniature disk drive with dynamic head loading
    • 微型磁盘驱动器,动态磁头加载
    • US5469314A
    • 1995-11-21
    • US111243
    • 1993-08-24
    • James H. MorehouseDavid M. FuraySteven B. VolkJames A. Dunckley
    • James H. MorehouseDavid M. FuraySteven B. VolkJames A. Dunckley
    • G11B21/12G11B21/21G11B21/22G11B25/04G11B33/12G11B5/54
    • G11B33/121G11B21/12G11B21/21G11B21/22G11B25/043
    • Disclosed is a disk drive information storage device having a housing and a disk means for recording and reproducing information. The disk drive information storage device utilizes a rotary actuator which includes a load beam and structure for dynamically loading a transducer into operative relationship with a surface of the disk means. The transducer is supported adjacent to one end of the load beam. The load beam includes at its outermost end a lift tab which extends from the load beam along an axis which is skewed from the centerline of the load beam, with the lift tab including a curvilinear portion. A cam assembly is provided on the housing adjacent to the edge of the disk means, the cam assembly including a cam surface positioned in operative relationship with the lift tab. In one embodiment, the housing has a first external dimension of about 51 mm. In another embodiment, the disk means has a diameter in the range of from about 45 mm to about 50 mm.
    • 公开了一种具有壳体和盘装置的磁盘驱动器信息存储装置,用于记录和再现信息。 磁盘驱动器信息存储装置利用旋转致动器,其包括用于将换能器动态地加载到与盘装置的表面操作关系的负载梁和结构。 传感器邻近负载梁的一端被支撑。 负载梁在其最外端包括提升翼片,该吊杆从负载梁沿着从负载梁的中心线偏斜的轴线延伸,提升翼片包括曲线部分。 凸轮组件设置在与盘装置的边缘相邻的壳体上,凸轮组件包括与提升翼片定位成可操作关系的凸轮表面。 在一个实施例中,壳体具有约51mm的第一外部尺寸。 在另一个实施例中,盘装置的直径在约45mm至约50mm的范围内。
    • 8. 发明授权
    • Miniature hard disk drive with spin motor for portable computer
    • 带旋转电机的微型硬盘驱动器,用于便携式计算机
    • US5408374A
    • 1995-04-18
    • US115071
    • 1993-08-30
    • James H. MorehouseDavid M. FuraySteven B. VolkMichael R. UtenickJames A. DunckleyJohn H. BlagailaJames F. HopperThomas A. Klein
    • James H. MorehouseDavid M. FuraySteven B. VolkMichael R. UtenickJames A. DunckleyJohn H. BlagailaJames F. HopperThomas A. Klein
    • G11B21/12G11B21/21G11B21/22G11B25/04G11B33/12G11B5/54G11B17/02
    • G11B33/121G11B21/12G11B21/21G11B21/22G11B25/043
    • Disclosed is a disk drive information storage device which, in one embodiment, includes a disk having a diameter in the range of about 45 to 50 min., with a housing and a spin motor. In another embodiment, the disk drive information storage device includes a disk, a housing having a first external dimension of about 51 mm., and a spin motor. The spin motor includes a rotor and a stator, with either the rotor or the stator having a plurality of winding structures associated therewith, and the other having a plurality of magnetic poles. Each winding structure is made up of two winding portions, with only one winding portion being used to drive the rotor relative to the stator upon drive currents being applied to the winding structure, but with both winding portions being used to generate back electromotive force when drive current is cut off from the winding structure. This generated electromotive force is used to actuate an actuator drive motor to unload the read/write heads from the disk surface. As an alternative, each winding is made of a single winding, and the winding structures are used successively to drive the motor relative to the stator, but with at least two winding portions generating back electromotive force when drive current is cut off.The housing of the disk drive information storage device, in one embodiment, further includes a second external dimension of about 70 mm. and a dynamic loading apparatus for loading the read/write recording elements into the operative relationship with the disk.
    • 公开了一种磁盘驱动器信息存储装置,在一个实施例中,磁盘驱动器信息存储装置包括直径在大约45至50分钟范围内的盘与壳体和旋转电动机。 在另一个实施例中,盘驱动器信息存储装置包括盘,具有约51mm的第一外部尺寸的壳体和旋转马达。 旋转电动机包括转子和定子,其中转子或定子具有与其相关联的多个绕组结构,而另一个具有多个磁极。 每个绕组结构由两个绕组部分组成,当驱动电流施加到绕组结构时,仅使用一个绕组部分来相对于定子驱动转子,但是当两个绕组部分被用于在驱动时产生反电动势 电流从绕组结构切断。 该产生的电动势用于致动致动器驱动电动机以将读/写头从盘表面卸载。 作为替代,每个绕组由单个绕组制成,并且绕组结构被连续使用以相对于定子驱动电动机,但是在驱动电流被切断时至少有两个产生反电动势的绕组部分。 在一个实施例中,磁盘驱动器信息存储装置的壳体还包括约70mm的第二外部尺寸。 以及用于将读/写记录元件加载到与盘的操作关系的动态加载装置。
    • 9. 发明授权
    • Miniature disk drive with dynamic head loading with skewed lifting tab
    • 微型磁盘驱动器,动态磁头装载有偏斜的提升片
    • US5486964A
    • 1996-01-23
    • US435243
    • 1995-05-05
    • James H. MorehouseDavid M. FuraySteven B. VolkMichael R. UtenickJames A. DunckleyJohn H. BlagailaJames F. HopperThomas A. Klein
    • James H. MorehouseDavid M. FuraySteven B. VolkMichael R. UtenickJames A. DunckleyJohn H. BlagailaJames F. HopperThomas A. Klein
    • G11B21/12G11B21/21G11B21/22G11B25/04G11B33/12G11B5/54
    • G11B33/121G11B21/12G11B21/21G11B21/22G11B25/043
    • Disclosed is a disk drive information storage device having a housing and a disk means for recording and reproducing information. The disk drive information storage device utilizes an actuator comprising a body portion supported by the housing for rotation about an axis, and a load beam connected to the body portion for rotation of a first end of the load beam in a plane substantially parallel to a surface of the disk means. The load beam includes an elongated lift tab having a free end which extends beyond the first end of the load beam, with the lift tab extending along an axis which is skewed from the centerline of the load beam. A slider body including a transducer for recording and reproducing information from the disk is supported by the load beam at a position intermediate the first end of the load beam and the axis of rotation of the body portion. A cam assembly is provided on the housing adjacent to the edge of the disk means, the cam assembly including a cam surface positioned in operative relationship with the lift tab. In one embodiment, the housing has a first external dimension of about 51 mm. In another embodiment, the disk means has a diameter in the range of from about 45 mm to about 50 mm.
    • 公开了一种具有壳体和盘装置的磁盘驱动器信息存储装置,用于记录和再现信息。 磁盘驱动器信息存储装置利用致动器,其包括由壳体支撑的主体部分以绕轴线旋转;以及连接到主体部分的负载梁,用于在基本上平行于表面的平面中旋转负载梁的第一端 的磁盘装置。 负载梁包括具有延伸超过负载梁的第一端的自由端的细长提升突片,其中提升突片沿着从负载梁的中心线偏斜的轴线延伸。 包括用于从盘记录和再现信息的换能器的滑块体由负载梁在位于负载梁的第一端和主体部分的旋转轴线之间的位置处支撑。 凸轮组件设置在与盘装置的边缘相邻的壳体上,凸轮组件包括与提升翼片定位成可操作关系的凸轮表面。 在一个实施例中,壳体具有约51mm的第一外部尺寸。 在另一个实施例中,盘装置的直径在约45mm至约50mm的范围内。