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    • 13. 发明授权
    • Integrated poration, harvesting and analysis device, and method therefor
    • 综合栽培,收获和分析装置及其方法
    • US06922578B2
    • 2005-07-26
    • US10671006
    • 2003-09-25
    • Jonathan A. EppsteinMark A. SamuelsMichael R. Hatch
    • Jonathan A. EppsteinMark A. SamuelsMichael R. Hatch
    • A61M37/00A61B5/00A61B10/00A61B17/00A61K41/00A61K45/00A61B5/05
    • A61B5/15134A61B5/14514A61B5/14532A61B5/1455A61B5/150022A61B5/150068A61B5/150083A61B5/150099A61B5/150229A61B5/150358A61B5/15136A61B5/157A61B2010/008A61B2017/00172A61B2562/12A61K41/0047
    • An integrated device for poration of biological tissue, harvesting a biological fluid from the tissue, and analysis of the biological fluid. The device comprises a tissue-contacting layer having an electrically or optically heated probe to heat and conduct heat to the tissue to form at least one opening, such as a micropore to collect biological fluid from the opening, and a detecting layer responsive to the biological fluid to provide an indication of a characteristic of the biological fluid, such as the concentration of an analyte in interstitial fluid. In the embodiment in which, the probe comprises a photosensitizing assembly designed for the uniform application of a photosensitizing material, such as, for example, a dye or a pigment, to a tissue, e.g., the stratum comeum. In one embodiment, the photosensitizing assembly comprises photosensitizing material combined with a carrier, such as, for example, an adhesive or an ink, and the resulting combination is applied to a substrate, such as, for example, an inert polymeric substrate to form a photosensitizing assembly. In another embodiment, the photosensitizing assembly comprises photosensitizing material incorporated into a film-forming polymeric material.
    • 用于生物组织的装配,从组织收获生物流体和生物流体分析的综合装置。 该装置包括具有电或光学加热的探针的组织​​接触层,以加热和传导热量到组织以形成至少一个开口,例如从孔开始收集生物流体的微孔,以及响应生物学的检测层 流体以提供生物流体的特征的指示,例如间质液中分析物的浓度。 在其中探针包括设计用于将光敏材料(例如染料或颜料)均匀施用于组织例如层状物的光敏组合物的实施方案中。 在一个实施方案中,光敏组合物包含与载体(例如粘合剂或油墨)组合的光敏材料,并将所得组合物施加到基材上,例如惰性聚合物基材以形成 光敏组装。 在另一个实施方案中,光敏组合物包含掺入成膜聚合物材料中的光敏材料。
    • 14. 发明授权
    • Hydrodynamic bearing unit
    • 流体动力轴承单元
    • US5876124A
    • 1999-03-02
    • US638025
    • 1996-04-26
    • Yan ZangMichael R. HatchShinichi Minakuchi
    • Yan ZangMichael R. HatchShinichi Minakuchi
    • F16C17/10F16C33/10F16C33/74G11B19/20
    • F16C33/103F16C33/745G11B19/2009F16C2370/12
    • A self-contained hydrodynamic bearing unit with improved sealing and performance is disclosed. Centrifugal capillary seals are angularly defined between an outwardly tapered outer surface of a top screw and an inwardly tapered inner surface of an annular clamp ring at the top of the bearing unit as well as between an outwardly tapered outer surface of a seal plate and an inwardly tapered inner surface of an annular clamp ring at the bottom of the bearing unit. During operation, bearing lubricant is pumped away from the seal opening and toward the bearings by centrifugal force at the seals, providing dynamic sealing. When the bearing unit is not rotating, capillary forces retain the lubricant within the seal, preventing the lubricant from leaking. The tapered configuration of the seals also shortens the vertical seal length for a given effective seal length, thereby maximizing the journal bearing length/span and improving dynamic performance of the bearing unit.
    • 公开了具有改进的密封和性能的独立的流体动力轴承单元。 离心毛细管密封件在顶部螺钉的向外锥形外表面和位于轴承单元顶部的环形夹紧环的向内锥形内表面之间以及在密封板的向外锥形外表面和内侧 位于轴承单元底部的环形夹紧环的锥形内表面。 在运行过程中,轴承润滑剂通过离心力在密封件处从密封开口向轴承泵送,从而提供动态密封。 当轴承单元不旋转时,毛细作用力将润滑剂保持在密封内,防止润滑剂泄漏。 对于给定的有效密封长度,密封件的锥形构造也缩短了垂直密封长度,从而使轴颈轴承长度/跨度最大化并提高了轴承单元的动态性能。
    • 15. 发明授权
    • Hydrodynamic bearing for spindle motor having high inertial load
    • 用于主轴电机的流体动力轴承具有高惯性载荷
    • US5634724A
    • 1997-06-03
    • US519842
    • 1995-08-25
    • Yan ZangMichael R. Hatch
    • Yan ZangMichael R. Hatch
    • F16C17/10F16C33/10F16C33/74G11B19/20
    • F16C33/103F16C33/74G11B19/2009F16C2370/12
    • A self-contained hydrodynamic bearing unit includes a shaft having a threaded axial opening at one end thereof and a shaft shoulder adjacent the opening and perpendicular with a longitudinal axis of the shaft, a sleeve defining an opening for receiving the shaft for relative rotation, a pair of longitudinally spaced-apart radial hydrodynamic journal bearings defined between the shaft and the sleeve, a shaft-bolt including a threaded end region for mating with the threaded axial opening of the shaft and defining a bolt shoulder, an annular thrust plate having two parallel radial faces and adapted to fit upon the shaft-bolt for mounting between the shaft shoulder and the shaft bolt shoulder when the shaft-bolt is mated with the threaded axial opening of the shaft, the sleeve defining a radial thrust bearing surface portion extending radially outwardly at one end and positioned to confront one radial face of the thrust plate, an annular thrust bushing mounted to the sleeve and defining a radial thrust bearing surface portion confronting the other radial face of the thrust plate, the annular thrust plate defining two axial hydrodynamic thrust bearings respectively with the radial thrust bearing surface portion of the sleeve and the radial thrust bearing surface portion of the annular thrust bushing and a hydrodynamic thrust bearing lubricant reservoir between the two axial hydrodynamic thrust bearings and between a cylindrical face of the thrust plate and a facing cylindrical wall of the sleeve, and a hydrodynamic bearing lubricant in the bearing unit and at the pair of hydrodynamic journal bearings and at the two axial hydrodynamic thrust bearings and in the hydrodynamic bearing lubricant reservoir.
    • 独立的流体动力轴承单元包括:轴,其一端具有带螺纹的轴向开口;以及轴肩,邻近开口并且垂直于轴的纵向轴线;套筒限定用于容纳相对旋转的轴的开口, 限定在轴和套筒之间的一对纵向间隔开的径向流体动力轴颈轴承,包括用于与轴的螺纹轴向开口配合并限定螺栓肩部的螺纹端部区域的轴螺栓,具有两个平行的环形推力板 径向面,并且当轴螺栓与轴的螺纹轴向开口配合时,适于安装在轴螺栓上用于安装在轴肩和轴螺栓肩部之间,套筒限定径向向外延伸的径向推力轴承表面部分 在一端并且定位成面对推力板的一个径向面,安装到套筒上并限定一个的环形推力衬套 径向推力轴承表面部分面对推力板的另一个径向面,环形推力板分别限定两个轴向流体动力推力轴承,其中套筒的径向推力支承表面部分和环形推力衬套的径向推力轴承表面部分和 在两个轴向流体动力推力轴承之间以及推力板的圆柱面与套筒的相对的圆柱形壁之间的流体动力学推力轴承润滑剂储存器,以及轴承单元中的流体动力轴承润滑剂和在一对流体动力轴颈轴承 两个轴向流体动力推力轴承和流体动力轴承润滑油库。
    • 17. 发明授权
    • Hydrodynamic bearing and seal
    • 流体动力轴承和密封
    • US5423612A
    • 1995-06-13
    • US308078
    • 1994-09-16
    • Yan ZangShuhao ChenMichael R. Hatch
    • Yan ZangShuhao ChenMichael R. Hatch
    • F16C17/10F16C33/10F16C33/74G11B19/20G11B33/14F16C32/06F16C33/72
    • G11B19/2009F16C33/107F16C33/745G11B33/1473F16C2370/12
    • A hydrodynamic bearing unit includes a shaft, a sleeve rotatably disposed over the shaft and defining a plurality of spaced-apart hydrodynamic journal bearings, an annular axial thrust plate secured to the shaft to form a shaft subassembly and having a first radial surface in facing confrontation with a shoulder of the sleeve and defining a first hydrodynamic thrust bearing, a thrust bushing secured to the sleeve to form a sleeve subassembly and having a bearing surface in overlying facing engagement with a second radial surface of the annular axial thrust plate to form a second hydrodynamic thrust bearing, a seal for hydrodynamic lubricant defined within an annular Vee groove located adjacent to the shaft and having an apex converging toward the second hydrodynamic thrust bearing, a motor for rotating the sleeve subassembly relative to the shaft subassembly, and hydrodynamic lubricant within the annular Vee groove, the lubricant being retained in place by capillary force in the absence, of rotation, and by centrifugal force in the presence of relative rotation between the subassemblies. A secondary seal is also described.
    • 流体动力轴承单元包括轴,可旋转地设置在轴上并限定多个间隔开的流体动力轴颈轴承的套筒,固定到轴的环形轴向推力板,以形成轴子组件,并且具有面对面的第一径向表面 具有所述套筒的肩部并且限定第一流体动力推力轴承,固定到所述套筒以形成套筒子组件并具有与所述环形轴向推力板的第二径向表面面对接合的支承表面的推力衬套,以形成第二流体动力推力轴承 流体动力推力轴承,用于流体动力润滑剂的密封件,其限定在邻近轴并且具有朝向第二流体动力推力轴承收敛的顶点的环形V形槽内;用于使套筒子组件相对于轴子组件旋转的电动机,以及内部流体动力学润滑剂 环形V形槽,润滑剂通过毛细管力保持在适当的位置 e,旋转,以及在子组件之间存在相对旋转的情况下通过离心力。 还描述了二次密封。
    • 19. 发明授权
    • Data head load beam for height compacted, low power fixed head and disk
assembly
    • 数据头负载梁,用于高度压实,低功率固定头和磁盘组件
    • US5208712A
    • 1993-05-04
    • US717038
    • 1991-06-18
    • Michael R. HatchWilliam G. Moon
    • Michael R. HatchWilliam G. Moon
    • G11B5/60
    • G11B5/6005
    • A data transducer head mounting structure for a height compacted, low power head and disk assembly of a fixed disk data storage subsystem has an elongated load beam including a head arm attachment end region for attachment to an outward end of an actuator head arm; a leaf spring loading region; flexure attachment region for attachment of a gimbal flexure for mounting a transducer head; a dynamic loading tab formed at the outermost part of the head end region beyond the transducer head; and, a load beam region located between the leaf spring loading region and the dynamic loading tab. In one aspect of the invention a loading ramp structure is positioned adjacent to a peripheral edge of the storage disk and cooperates with the dynamic loading tab. In one independent aspect of the present invention, the load beam region includes two L-shaped flanges facing toward an adjacent data storage surface, and a trussing structure is attached to the outer surfaces of the flanges to enclose the load beam region. In a further aspect, the leaf spring loading region including two parallel outer segments defining a central longitudinal opening which are dimensioned to tune torsional mode resonances while maintaining a predetermined head loading bias force.
    • 用于固定盘数据存储子系统的高度紧凑的低功率头和盘组件的数据传感器头安装结构具有细长的负载梁,其包括用于附接到致动器头臂的外端的头臂附接端区域; 板簧加载区域; 弯曲附接区域,用于安装用于安装换能器头的万向弯曲件; 形成在头端区域的超出换能器头部的最外部的动态加载突片; 以及位于板簧加载区域和动态加载片之间的负载梁区域。 在本发明的一个方面,加载斜坡结构被定位成与存储盘的周边边缘相邻并与动态加载片配合。 在本发明的一个独立方面,负载梁区域包括面向相邻数据存储表面的两个L形凸缘,并且桁架结构附接到凸缘的外表面以包围负载梁区域。 在另一方面,板簧加载区域包括限定中心纵向开口的两个平行外部段,其尺寸被设计成调整扭转模式谐振,同时保持预定的头部负载偏置力。
    • 20. 发明授权
    • Disk drive hub assembly
    • 磁盘驱动器集线器组件
    • US5031061A
    • 1991-07-09
    • US413468
    • 1989-09-27
    • Michael R. Hatch
    • Michael R. Hatch
    • G11B17/038G11B25/04
    • G11B17/038G11B25/043
    • A disk drive spindle assembly including a rotatable hub and one or more disks having a central opening slightly larger than the cross dimension of the hub, so that the disk may freely fit over the hub. A flange extends radially outwardly from a lower region of the hub and defines an narrow, vertically extending annular support wall for supporting a disk along a uniform narrow contact region between the hub and the disk. A disk clamp clamps the disk against the support wall contact region. An annular concentric space, preferably defined by an elastomeric spacer structure which aligns the disk relative to an axis of rotation of the hub, spaces the disk away from the hub.
    • 一种盘驱动器主轴组件,其包括可旋转轮毂和一个或多个盘,其具有稍微大于毂的横向尺寸的中心开口,使得盘可以自由地配合在轮毂上。 凸缘从毂的下部区域径向向外延伸,并且限定了一个狭窄的垂直延伸的环形支撑壁,用于沿毂和盘之间的均匀窄接触区域支撑盘。 磁盘夹将磁盘夹紧在支撑壁接触区域上。 优选地由弹性体间隔结构限定的环形同心空间,其将盘相对于轮毂的旋转轴线对准,使盘远离轮毂。