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    • 2. 发明公开
    • Magnetic disk device
    • Magnetisches Plattenlaufwerk
    • EP1571656A2
    • 2005-09-07
    • EP04254560.8
    • 2004-07-29
    • FUJITSU LIMITED
    • Fujimoto, ShinjiShibuya, MasatoKaneko, HisashiIno, TsuneyoriKomura, YukihiroIzumi, MitsuhiroFunabashi, Kei
    • G11B5/54
    • G11B5/5569G11B5/54
    • A magnetic disk device (10) comprises a magnetic disk (11) in which a data zone (32) is formed. An actuator (22) has a voice coil (51) and a head slider (14) carrying a magnetic head, the actuator (22) being swung to move the magnetic head over the disk (11) between an innermost position (Pi) of the data zone and an outermost position (Po) of the data zone. A magnet has a magnetization center (58) and is opposed to the voice coil so that a voice coil motor (23) which swings the actuator is formed, the magnet having a north pole and a south pole confronting each other via the magnetization center. The magnetic disk device is provided so that a deviation of a center (C) of the voice coil (51) from the magnetization center when the magnetic head is in the innermost position of the data zone is substantially equal to a deviation of the center of the voice coil from the magnetization center when the magnetic head is in the outermost position of the data zone.
    • 磁盘装置(10)包括形成有数据区(32)的磁盘(11)。 致动器(22)具有支撑磁头的音圈(51)和磁头滑块(14),所述致动器(22)摆动以将磁头移动到磁盘(11)的最内位置(Pi)之间, 数据区和数据区的最外位(Po)。 磁体具有磁化中心(58)并且与音圈相对,从而形成使致动器摆动的音圈电动机(23),磁体具有通过磁化中心彼此相对的北极和南极。 磁盘装置被设置成使得当磁头处于数据区的最内位置时,音圈(51)的中心(C)与磁化中心的偏差基本上等于 当磁头位于数据区的最外位置时,来自磁化中心的音圈。
    • 4. 发明公开
    • Lightweight rigid compact configuration for the voice coil carriage and printed circuit cable in a disc drive
    • 语音卡盘运输和打印电路中的轻型刚性紧凑配置
    • EP0430378A3
    • 1991-09-11
    • EP90203173.1
    • 1986-11-19
    • SEAGATE TECHNOLOGY, INC.
    • Wiens, John PolingWeinberg, John OttoPollard, Mark William
    • G11B5/55H02K41/035
    • G11B5/5521G11B5/5569H02K41/0356
    • The carriage assembly (22) of this invention includes an oval coil (34) whose shape is maintained by a rectangular bobbin (361 which is passed through the open sides of the rectangular carriage frame (24,26,28,30) and fastened inside the carriage frame so that the ends of the coil protrude from the carriage Frame and define symmetrical semi-cylindrical openings on either side of the carriage for cooperation with the magnetic pole pieces (50,52) of the voice coil motor. The transducers are mounted to arms (84) which fit into precision machined sIots (731 in a head mounting block (70) mounted on the front of the rectangular carriage. The connector cable to the transducers is a printed circuit cable (PCC) that passes directly through the hottom portion of the carriage and lies flat along the path of travel of the carriage between the voice coil motor segments which define the movement of the carriage. A support bracket (60) mounted to the rear of the path of travel of the carriage supports a portion (661 of the PCC and causes it to loop back upon itself as the carriage (22) moves toward the rear of the path of travel. The rear of the carriage is open (67), so that the upper portion of the folded PCC cable loop reaches into the carriage as the carriage reaches the rear of its path of travel, minimizing the space the carriage/PCC assembly will occupy.
    • 本发明的托架组件(22)包括椭圆形的线圈(34),其形状由矩形线轴(361)保持,该矩形线轴(361)穿过矩形托架框架(24,26,28,30)的开口侧并固定在 托架框架使得线圈的端部从托架框架突出并且在托架的任一侧上限定对称的半圆柱形开口,用于与音圈马达的磁极片(50,52)配合,换能器安装 适用于安装在矩形滑架前部的头部安装座(70)中的精密加工刀头(731)的臂(84),连接器到传感器的连接器电缆是直接穿过热敏元件的印刷电路电缆(PCC) 滑架的一部分,并且沿着滑架的行进路线平坦地布置在限定滑架运动的音圈马达部分之间,支撑托架(60)安装在托架支撑件的行进路径的后部 是PCC的一部分(661),并随着滑架(22)向行进路径的后方移动,使其回到自身。 滑架后部打开(67),使得折叠的PCC电缆环的上部当滑架到达其行进路径的后部时到达滑架,从而最小化滑架/ PCC组件将占用的空间。
    • 8. 发明公开
    • High-performance integrated microactuator, particularly for a hard disc read/write transducer
    • 特别适用于硬盘驱动器的读/写头集成了高性能微型驱动器
    • EP0991175A1
    • 2000-04-05
    • EP98830573.6
    • 1998-09-30
    • STMicroelectronics S.r.l.
    • Vigna, Benedetto
    • H02N1/00G11B5/55
    • H02N1/006G11B5/5569
    • The microactuator (9') comprises a stator element (17') and a rotor element (11') which are capacitively coupled. The rotor element (11') comprises a suspended mass (12) and a plurality of movable drive arms (13') extending radially from the suspended mass (12) and biased at a reference potential. The stator element (17') comprises a plurality of first and second fixed drive arms (18a', 18b') associated with respective movable drive arms (13') and biased at a first drive potential. A mechanical damping structure (32) is formed by at least one movable damping arm (13'') extending radially from the suspended mass (12) and by at least one first and one second fixed damping arm (18a'', 18b'') associated with the movable damping arm (13'') and biased at said reference potential, to dampen settling oscillations of the rotor element (11').
    • 微致动器(9“)包括一个定子元件(17”),并且电容耦合的转子元件(11“)。 转子元件(11“)包括一个悬挂质量(12)和可移动的驱动臂(13的多元性”)处于基准电位从悬挂物体(12)和偏置径向延伸。 定子元件(17“)包括第一和第二固定驱动臂(18a的多元性”“(和偏置在第一驱动电位respectivement可移动的驱动臂13)相关联,18b)的”。 一种机械阻尼结构(32)通过至少一个可移动减震臂(13“”)形成为从所述悬挂质量(12)径向延伸,并通过至少一个第一和一个第二固定阻尼臂(18A',18B“” )与可移动减震臂(13“”相关联)和偏置在所述基准电势,以抑制沉降转子元件(11的振荡“)。
    • 9. 发明公开
    • Lightweight rigid compact configuration for the voice coil carriage and printed circuit cable in a disc drive
    • 重量轻,刚性和紧凑的摆动猫头鹰支撑结构和在驱动印刷电路电缆。
    • EP0430378A2
    • 1991-06-05
    • EP90203173.1
    • 1986-11-19
    • SEAGATE TECHNOLOGY, INC.
    • Wiens, John PolingWeinberg, John OttoPollard, Mark William
    • G11B5/55H02K41/035
    • G11B5/5521G11B5/5569H02K41/0356
    • The carriage assembly (22) of this invention includes an oval coil (34) whose shape is maintained by a rectangular bobbin (361 which is passed through the open sides of the rectangular carriage frame (24,26,28,30) and fastened inside the carriage frame so that the ends of the coil protrude from the carriage Frame and define symmetrical semi-cylindrical openings on either side of the carriage for cooperation with the magnetic pole pieces (50,52) of the voice coil motor. The transducers are mounted to arms (84) which fit into precision machined sIots (731 in a head mounting block (70) mounted on the front of the rectangular carriage. The connector cable to the transducers is a printed circuit cable (PCC) that passes directly through the hottom portion of the carriage and lies flat along the path of travel of the carriage between the voice coil motor segments which define the movement of the carriage. A support bracket (60) mounted to the rear of the path of travel of the carriage supports a portion (661 of the PCC and causes it to loop back upon itself as the carriage (22) moves toward the rear of the path of travel. The rear of the carriage is open (67), so that the upper portion of the folded PCC cable loop reaches into the carriage as the carriage reaches the rear of its path of travel, minimizing the space the carriage/PCC assembly will occupy.
    • 本发明的托架组件(22)包括(在椭圆形线圈(34),其形状是由一个矩形轴筒361的所有其通过长方形的台车框架(24,26,28,30)的开放侧通过并固定内部保持 托架框架所以没有线圈的端部从滑架框架突出,并在与所述磁极片(50,52)的音圈电机的合作的托架的任一侧上限定对称的半圆筒形的开口。该换能器安装 到臂(84)哪个适合精密加工的sIots(731在磁头安装块(70)安装在所述矩形的滑架的前部。所述的连接器电缆连接到所述换能器是一印刷电路电缆(PCC)那样通过hottom直接传递 在滑架的部分,并沿着音圈马达段限定所述滑架的运动之间的滑架的行进路径平放。支撑架(60)安装到所述滑架支承的行进路径的后方 是个部分(PCC 661,它会导致循环回到其自身作为滑架(22)朝向所述移动路径的后端移动。 滑架的后部是开放的(67),所以没有折叠PCC电缆环的上部伸入滑架在滑架到达其行程的路径的后方,最小化空间托架/ PCC组件将占据。