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1. 发明专利

JP2006107570A Magnetic disk apparatus 审中-公开
标题翻译：磁盘设备
公开(公告)号：JP2006107570A
公开(公告)日：2006-04-20
申请号：JP2004289705
申请日：2004-10-01
申请人： Hitachi Global Storage Technologies Netherlands Bv , ヒタチグローバルストレージテクノロジーズネザーランドビーブイ
发明人： EGUCHI TAKEHIKO , SHIMIZU TOSHIHIKO , TOKUYAMA MIKIO
IPC分类号： G11B33/14 , H05K9/00
CPC分类号： G11B5/10
摘要： PROBLEM TO BE SOLVED: To provide a magnetic disk apparatus, wherein the shield function applied to a magnetic head is enhanced while keeping the form factor.
SOLUTION: The magnetic disk apparatus 50 includes: a magnetic disk 4; the magnetic head 5 used for recording / reproducing information; a housing 9 comprising a base 2 and a cover 1 made of a nonmagnetic material; and a magnetic shield member 3 made of a magnetic material. A notch part 9a is formed at a part of the housing corresponding to a moving range of the magnetic head 5, and the magnetic shield member 3 is formed in a channel shape comprising an upper wall part 3a, a side wall part 3b, and a bottom wall part 3c. While the moving range of the magnetic head 5 is covered by the magnetic shield member 3, the magnetic field member 3 is placed on the notch part 9a so as to form the substantially same surface as the surface of the housing 9 comprising the upper wall, the side wall and the bottom wall.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种磁盘装置，其中在保持形状因素的同时增强了施加到磁头的屏蔽功能。解决方案：磁盘装置50包括：磁盘4; 用于记录/再现信息的磁头5; 壳体9，其包括基座2和由非磁性材料制成的盖1; 以及由磁性材料制成的磁屏蔽件3。在壳体的与磁头5的移动范围对应的部分形成切口部分9a，并且磁屏蔽部件3形成为包括上壁部分3a，侧壁部分3b和底壁部3c。当磁头5的移动范围被磁屏蔽构件3覆盖时，磁场构件3被放置在凹口部分9a上，以形成与包括上壁的壳体9的表面大致相同的表面，侧壁和底壁。版权所有（C）2006，JPO＆NCIPI

2. 发明专利

JP2006079744A Magnetic disk device 审中-公开
标题翻译：磁盘设备
公开(公告)号：JP2006079744A
公开(公告)日：2006-03-23
申请号：JP2004263305
申请日：2004-09-10
申请人： Hitachi Global Storage Technologies Netherlands Bv , ヒタチグローバルストレージテクノロジーズネザーランドビーブイ
发明人： TOKUYAMA MIKIO , SHIMIZU TOSHIHIKO , EGUCHI TAKEHIKO , SHIRAMATSU TOSHIYA
IPC分类号： G11B33/14 , G11B25/04
CPC分类号： G11B5/10
摘要： PROBLEM TO BE SOLVED: To improve a shield function to magnetic heads while keeping a form factor with inexpensive structure in a magnetic disk device.
SOLUTION: This magnetic disk device 50 is equipped with; a magnetic disk 3; magnetic heads, each of which records/reproduces information to/from the magnetic disk 3; a magnetic head supporting mechanism 4 which supports the magnetic heads; a positioning mechanism 6 which positions the magnetic heads by moving the magnetic heads in the radial direction of the magnetic disk 3; a case 1 which is constituted of nonmagnetic material; and a shield member 10 which is constituted of magnetic material. The case 1 houses the magnetic disk 3, the magnetic heads, the magnetic head supporting mechanism 4, the positioning mechanism 6 and the shield member 10 in its inside. The shield member 10 is equipped with; an upper shield 11 which is located above the magnetic heads, and which extends over the movement range of the magnetic heads; a lower shield 12 which is located at a side opposite to a face where the magnetic heads exist, and which extends over movement range of the magnetic heads; and a connecting part 13 which connects the outer peripheral side end part of the upper shield and the outer peripheral side end part of the lower shield in the vicinity of the outer edge of the magnetic disk 3.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：在磁盘装置中保持具有便宜结构的外形尺寸的同时，提高对磁头的屏蔽功能。
解决方案：该磁盘装置50配备有：磁盘3; 每个磁头记录/再现来自/从磁盘3的信息; 磁头支撑机构4，其支撑磁头; 定位机构6，其通过沿着磁盘3的径向移动磁头来定位磁头; 由非磁性材料构成的壳体1; 以及由磁性材料构成的屏蔽部件10。壳体1在其内部容纳磁盘3，磁头，磁头支撑机构4，定位机构6和屏蔽构件10。屏蔽部件10配备有：位于磁头上方并且在磁头的运动范围上延伸的上屏蔽件11; 位于与磁头存在的面相反的一侧并且在磁头的移动范围内延伸的下屏蔽件12; 以及连接部13，其将上屏蔽的外周侧端部和下屏蔽体的外周侧端部连接在磁盘3的外缘附近。版权所有（C）2006 ，JPO＆NCIPI

3. 发明专利

JP2005276284A Magnetic disk drive and magnetic head slider for use in same 有权
标题翻译：磁盘驱动器和磁头滑块，用于其中
公开(公告)号：JP2005276284A
公开(公告)日：2005-10-06
申请号：JP2004086020
申请日：2004-03-24
申请人： Hitachi Global Storage Technologies Netherlands Bv , ヒタチグローバルストレージテクノロジーズネザーランドビーブイ
发明人： KURITA MASAYUKI , SHIRAMATSU TOSHIYA , TOKUYAMA MIKIO , KODAIRA HIDEKAZU
IPC分类号： G11B5/60 , G11B15/64 , G11B17/32 , G11B21/20 , G11B21/21
CPC分类号： G11B5/6064 , G11B5/6005
摘要： PROBLEM TO BE SOLVED: To reduce power consumption while ensuring high recording density and high reliability in a magnetic disk drive.
SOLUTION: This magnetic disk drive includes a rotatable magnetic disk and a magnetic head slider 1 floatable from the surface of the magnetic disk. The magnetic head slider 1 has an air bearing surface 9 for floating adjacently from a rotating magnetic disk surface at a prescribed interval, recording and reproducing elements 2 and 3 for performing at least either recording or playing back of the magnetic disk, and a heating device 16 for adjusting a distance between the recording and reproducing elements 2 and 3 and the magnetic disk surface. The heating device 16 is installed so as to expand a portion of the air bearing surface 6 by its heating to protrude, increasing the distance between the recording and reproducing elements 2 and 3 and the magnetic disk surface.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了在确保磁盘驱动器中的高记录密度和高可靠性的同时降低功耗。解决方案：该磁盘驱动器包括可旋转磁盘和从磁盘表面浮动的磁头滑块1。磁头滑块1具有用于以规定间隔从旋转磁盘表面相邻浮动的空气轴承表面9，用于至少执行磁盘的记录或回放的记录和再现元件2和3，以及加热装置 16，用于调节记录和再现元件2和3与磁盘表面之间的距离。加热装置16被安装成通过其加热而膨胀空气轴承表面6的一部分而突出，从而增加记录和再现元件2,3之间的距离和磁盘表面。版权所有（C）2006，JPO＆NCIPI

4. 发明专利

JP2005135501A Thin film magnetic head slider, magnetic head support mechanism, magnetic disk device, and method for manufacturing magnetic head 有权
标题翻译：薄膜磁头滑块，磁头支撑机构，磁盘装置及制造磁头的方法
公开(公告)号：JP2005135501A
公开(公告)日：2005-05-26
申请号：JP2003369912
申请日：2003-10-30
申请人： Hitachi Global Storage Technologies Netherlands Bv , ヒタチグローバルストレージテクノロジーズネザーランドビーブイ
发明人： SHIRAMATSU TOSHIYA , KURITA MASAYUKI , TOKUYAMA MIKIO , KODAIRA HIDEKAZU , SOGA MASAHIKO
IPC分类号： G11B5/31 , G11B5/60 , G11B21/21
CPC分类号： G11B5/6005 , G11B5/3133 , G11B5/6064 , Y10T29/49032 , Y10T29/49041 , Y10T29/49046
摘要： PROBLEM TO BE SOLVED: To provide a thermal floating amount adjusting slider having an energization part terminal as a heater to prevent the corrosion of a magnetic pole, and a small number of terminals, and mountable to a compact thin film magnetic head slider. SOLUTION: By electrically connecting one of energization part terminals as heaters to a lower magnetic pole, a relay terminal for a heating device also plays the role of preventing the corrosion of the magnetic pole. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种具有通电部分端子作为加热器的热浮动量调节滑块，以防止磁极的腐蚀和少数端子，并且可安装到紧凑的薄膜磁头滑块。解决方案：通过将作为加热器的通电部件端子之一电连接到下磁极，用于加热装置的继电器端子也起到防止磁极的腐蚀的作用。版权所有（C）2005，JPO＆NCIPI

5. 发明专利

JP2007102957A Magnetic disk device and magnetic head slider 审中-公开
标题翻译：磁盘设备和磁头滑块
公开(公告)号：JP2007102957A
公开(公告)日：2007-04-19
申请号：JP2005293313
申请日：2005-10-06
申请人： Hitachi Global Storage Technologies Netherlands Bv , ヒタチグローバルストレージテクノロジーズネザーランドビーブイ
发明人： SHIRAMATSU TOSHIYA , KURITA MASAYUKI , TOKUYAMA MIKIO
IPC分类号： G11B5/31 , G11B21/21
摘要： PROBLEM TO BE SOLVED: To increase the amount of projection due to the heat from a heating device and to reduce power consumption for flying height adjustment by the heating device while suppressing the heat projection by the heat generation of a magnetic recording element in a magnetic disk device. SOLUTION: The magnetic disk device is equipped with a magnetic recording medium 10 for recording information and a magnetic head slider 1 to be used by floating so as to face the magnetic recording medium surface 10. The magnetic head slider 1 is equipped with a slider substrate part 1a and a slider thin film head part 1b laminated on this slider substrate part 1a using the thin film process. A slider thin film head part 1b is equipped with an insulating film 5, a magnetic recording element 2 embedded in this insulating film 5, and a heating device 4 arranged between this magnetic recording element 2 and the slider substrate part 1a. The heat conduction in an area between the heating device 4 and the slider substrate part 1a is made smaller than its ambient heat conduction. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了增加由加热装置的热量引起的突出量，并且通过加热装置降低飞行高度调节的功率消耗，同时通过磁记录元件的发热来抑制热投影磁盘装置。解决方案：磁盘装置配备有用于记录信息的磁记录介质10和用于浮动使用以与磁记录介质表面10相对的磁头滑块1。磁头滑块1配备有使用薄膜处理层叠在该滑动基板部1a上的滑块基板部1a和滑块薄膜磁头部1b。滑块薄膜头部1b配备有绝缘膜5，嵌入该绝缘膜5中的磁记录元件2和布置在该磁记录元件2和滑块基板部1a之间的加热装置4。加热装置4和滑块基板部分1a之间的区域的热传导比其环境热传导小。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2006209964A Magnetic disk device 审中-公开
标题翻译：磁盘设备
公开(公告)号：JP2006209964A
公开(公告)日：2006-08-10
申请号：JP2006085468
申请日：2006-03-27
申请人： Hitachi Global Storage Technologies Netherlands Bv , ヒタチグローバルストレージテクノロジーズネザーランドビーブイ
发明人： SHIRAMATSU TOSHIYA , KURITA MASAYUKI , TOKUYAMA MIKIO , KODAIRA HIDEKAZU , SOGA MASAHIKO
IPC分类号： G11B5/31 , G11B5/60
摘要： PROBLEM TO BE SOLVED: To provide a floating height-thermally adjusting slider in which terminals of an electricity conduction part being an heating body prevent the corrosion of a magnetic pole, and the number of terminals is few, and which enables the terminals to be mounted even to a miniaturized thin-film magnetic head slider.
SOLUTION: A thin-film magnetic slider includes; the electricity conduction part being the heating body; a magnetic recording element; and a magnetic reproducing element, wherein each terminal of the electricity conduction part is formed of a conductor having a standard electrode potential in an aqueous solution which is higher that of the magnetic recording element and the magnetic reproducing element, and also a relay terminal for a heating device serves also as a role preventing the corrosion of the magnetic pole by electrically connecting one of the terminals of the electricity conduction part to a lower magnetic pole.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供浮动高度热调节滑块，其中作为加热体的导电部分的端子防止磁极的腐蚀，并且端子的数量很少，并且这使得端子即使被安装在小型化的薄膜磁头滑块上也是如此。解决方案：薄膜磁性滑动器包括：导电部分是加热体; 磁记录元件; 以及磁性再现元件，其中，所述导电部的每个端子由在所述磁性记录元件和所述磁性再现元件中的水溶液中具有标准电极电位的导体形成，并且还具有用于加热装置还用作通过将导电部分的端子之一电连接到下磁极来防止磁极的腐蚀的作用。版权所有（C）2006，JPO＆NCIPI

7. 发明专利

JP2006164414A Magnetic disk device 审中-公开
标题翻译：磁盘设备
公开(公告)号：JP2006164414A
公开(公告)日：2006-06-22
申请号：JP2004355107
申请日：2004-12-08
申请人： Hitachi Global Storage Technologies Netherlands Bv , ヒタチグローバルストレージテクノロジーズネザーランドビーブイ
发明人： KURITA MASAYUKI , HAMAGUCHI KATSUHIKO , TOKUYAMA MIKIO , KODAIRA HIDEKAZU
IPC分类号： G11B5/02 , G11B11/10
CPC分类号： G11B5/3967 , G11B5/012 , G11B5/127 , G11B5/3103 , G11B5/4886 , G11B5/4923 , G11B5/4969 , G11B2005/0005 , G11B2005/0021
摘要： PROBLEM TO BE SOLVED: To mount a plurality of heating elements to a magnetic head slider and to perform heat assistance type magnetic recording over inner and outer periphery with less power consumption in a magnetic disk device.
SOLUTION: The magnetic disk device has a magnetic disk in which magnetic information is recorded, the magnetic head slider 1 having a pneumatic bearing surface to approximately surface from the magnetic disk and a rotary actuator which circularly moves on a disk while supporting the magnetic head slider 1 by suspension. The magnetic head slider 1 loads a recording element 2 which records the magnetic information in the magnetic disk, a reproduction element 3 which reproduces the magnetic information recorded in the magnetic disk and a plurality of heating elements 4a, 4b which locally heat the magnetic disk and a circuit for switching energization to the plurality of heating elements 4a, 4b by information such as the direction of a DC power source VH or frequency, etc. included in an AC power source is formed.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：将多个加热元件安装到磁头滑块上，并且在磁盘装置中以较少的功率消耗在内外周上进行热辅助型磁记录。解决方案：磁盘装置具有记录磁信息的磁盘，具有从磁盘近似表面的气动支承表面的磁头滑块1和在盘上循环移动的旋转致动器，磁头滑块1通过悬挂。磁头滑块1装载将磁信息记录在磁盘中的记录元件2，再现记录在磁盘中的磁信息的再现元件3和多个局部加热磁盘的加热元件4a，4b，以及形成用于通过诸如包括在AC电源中的DC电源VH或频率等的方向的信息来切换对多个加热元件4a，4b的通电的电路。版权所有（C）2006，JPO＆NCIPI

8. 发明专利

JP2006099907A Magnetic disk device and magnetic head slider 审中-公开
标题翻译：磁盘设备和磁头滑块
公开(公告)号：JP2006099907A
公开(公告)日：2006-04-13
申请号：JP2004287446
申请日：2004-09-30
申请人： Hitachi Global Storage Technologies Netherlands Bv , ヒタチグローバルストレージテクノロジーズネザーランドビーブイ
发明人： KURITA MASAYUKI , ETO KIMITOSHI , SHIRAMATSU TOSHIYA , TOKUYAMA MIKIO
IPC分类号： G11B5/31 , G11B5/60 , G11B21/21
CPC分类号： G11B5/3136 , G11B5/10 , G11B5/3133 , G11B5/6005
摘要： PROBLEM TO BE SOLVED: To provide a magnetic disk device which can be made inexpensive by improving productivity and realizes increase in recording density and in capacity or is miniaturized while securing reliability. SOLUTION: A magnetic disk device 13 is provided with a magnetic disk 10 arranged freely rotatably, a magnetic head slider 1 arranged opposite to the face of the magnetic disk 10 and a driving device which moves the magnetic head slider 1 in the radial direction of the face of the magnetic disk 10. The magnetic head slider 1 is equipped with a slider substrate part 1a made of silicon and a thin-film head part 1b which is formed on the slider substrate part 1a by using thin-film processes and which constitutes a floating face in parallel with the slider substrate part 1a. Moreover, the thin-film head part 1b is provided with recording/reproducing elements 2, 3 opposite to the face of the magnetic disk and a ceramic insulation film 5 which is formed of alumina and silicon-based ceramics, and which has the same coefficient of linear expansion as that of the slider substrate part 1a made of silicon. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种可以通过提高生产率而制造成本低廉的磁盘装置，并且在确保可靠性的同时实现记录密度和容量的增加或小型化。解决方案：磁盘装置13设置有可自由旋转地布置的磁盘10，与磁盘10的表面相对设置的磁头滑块1和将磁头滑块1沿径向移动的驱动装置磁头滑块1配备有由硅制成的滑动基板部分1a和通过使用薄膜工艺形成在滑块基板部分1a上的薄膜磁头部分1b，并且其构成与滑块基板部分1a平行的浮动面。此外，薄膜头部1b设置有与磁盘的表面相对的记录/再现元件2,3，以及由氧化铝和硅基陶瓷形成的陶瓷绝缘膜5，并且具有相同的系数的线性膨胀作为由硅制成的滑块基板部分1a。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2007220195A Magnetic disk device 有权
标题翻译：磁盘设备
公开(公告)号：JP2007220195A
公开(公告)日：2007-08-30
申请号：JP2006039165
申请日：2006-02-16
申请人： Hitachi Global Storage Technologies Netherlands Bv , ヒタチグローバルストレージテクノロジーズネザーランドビーブイ
发明人： KURITA MASAYUKI , HIRATSUKA YUKIE , TOKUYAMA MIKIO , TANAKA HIDEAKI
IPC分类号： G11B21/21
CPC分类号： G11B19/26 , G11B5/5526 , G11B5/6005 , G11B5/6064 , G11B19/00 , G11B19/20
摘要： PROBLEM TO BE SOLVED: To secure reliability and to improve recording density while attaining low noise and low power consumption by slow rotation and fast transfer by fast rotation, in a magnetic disk device. SOLUTION: The magnetic disk device 10 is provided with: a magnetic disk medium 3 driven at two or more rotational speeds; a magnetic head 5 for recording and reproducing data between itself and the magnetic disk medium 3; a heater for controlling a floating height of the magnetic head 5; and a control part 14 for controlling energizing to the heater. The control part 14 controls energizing to the heater according to the two or more rotational speeds. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：在磁盘装置中，通过缓慢旋转和通过快速旋转实现快速传输，确保可靠性并提高记录密度，同时实现低噪音和低功耗。解决方案：磁盘装置10设置有：以两个或更多个转速驱动的磁盘介质3; 用于在其与磁盘介质3之间记录和再现数据的磁头5; 用于控制磁头5的浮动高度的加热器; 以及用于控制加热器通电的控制部分14。控制部14根据两个以上的转速来控制加热器的通电。版权所有（C）2007，JPO＆INPIT

10. 发明专利

JP2006079745A Magnetic disk device 审中-公开
标题翻译：磁盘设备
公开(公告)号：JP2006079745A
公开(公告)日：2006-03-23
申请号：JP2004263309
申请日：2004-09-10
申请人： Hitachi Global Storage Technologies Netherlands Bv , ヒタチグローバルストレージテクノロジーズネザーランドビーブイ
发明人： TOKUYAMA MIKIO , SHIMIZU TOSHIHIKO , EGUCHI TAKEHIKO , KURITA MASAYUKI
IPC分类号： G11B33/14 , G11B25/04
CPC分类号： G11B33/1493
摘要： PROBLEM TO BE SOLVED: To improve a shield function to magnetic heads while keeping a form factor with inexpensive structure in a magnetic disk device.
SOLUTION: This magnetic disk device 50 is equipped with; rotary disk shaped magnetic disks 3; magnetic heads, each of which records/reproduces information to/from the magnetic disk 3; a magnetic head supporting mechanism 4 which supports the magnetic heads; and a shroud 10 which has an opening 13 into which the magnetic head supporting mechanism 4 is inserted, and which is provided so as to surround outer peripheries of the magnetic disks 3; and a case 1. The case 1 consists of a base 1a and a cover 1b, and houses the magnetic disks 3, the magnetic heads, the magnetic head supporting mechanism 4 and the shroud 10. The base 1a is constituted of nonmagnetic material, and the shroud 10 is constituted of magnetic material.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：在磁盘装置中保持具有便宜结构的外形尺寸的同时，提高对磁头的屏蔽功能。
解决方案：该磁盘装置50配备有：旋转盘状磁盘3; 每个磁头记录/再现来自/从磁盘3的信息; 磁头支撑机构4，其支撑磁头; 以及具有开口13的护罩10，磁头支撑机构4插入其中，并且设置成围绕磁盘3的外周; 壳体1由基部1a和盖1b构成，容纳磁盘3，磁头，磁头支撑机构4和护罩10.基座1a由非磁性材料构成，并且护罩10由磁性材料构成。版权所有（C）2006，JPO＆NCIPI

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