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51. 发明专利

JP2012089200A Rotating device and method for manufacturing rotating device 审中-公开
标题翻译：旋转装置和制造旋转装置的方法
公开(公告)号：JP2012089200A
公开(公告)日：2012-05-10
申请号：JP2010234706
申请日：2010-10-19
申请人： Alphana Technology Co Ltd , アルファナテクノロジー株式会社
发明人： GOTO HIROMITSU , SUGIKI RYUSUKE , AOI AKIRA
IPC分类号： G11B17/038 , F16C17/10 , F16C33/08 , F16C33/74 , F16C43/02 , G11B19/20
CPC分类号： F16C17/107 , F16C2370/12 , Y10T29/49639
摘要： PROBLEM TO BE SOLVED: To provide a rotating device capable of maintaining or improving reliability even though made small.SOLUTION: A disk drive device 100 as a rotating device includes a base plate 50, a hub 10 and a bearing unit for supporting the hub 10 with respect to the base plate 50 in a freely rotatable manner. The bearing unit includes an outer sleeve 81 connected to the inner circumference of an opening, an inner sleeve 80 connected to the inner circumference of the outer sleeve 81, a shaft 20 housed in the inner sleeve 80 with the one end thereof connected to the base plate 50, a radial dynamic pressure groove RB, and a lubricant 92. In a connection part between the outer sleeve 81 and the hub 10, a recessed part 10m to be an adhesive region for connecting the outer sleeve 81 and the hub 10 with a hardening resin 94 placed therebetween, and an inclination prevention part 10n provided at both sides of the recessed part 10m in the axial direction of the outer sleeve 81 to be a projection region that forms a part narrower than a gap between the outer sleeve 81 and the hub 10 corresponding to the recessed part 10m are formed.
摘要翻译：要解决的问题：提供一种即使体积小也能够维持或提高可靠性的旋转装置。解决方案：作为旋转装置的盘驱动装置100包括基板50，轮毂10和用于以可自由旋转的方式相对于基板50支撑轮毂10的轴承单元。轴承单元包括连接到开口的内圆周的外套筒81，连接到外套筒81的内圆周的内套筒80，容纳在内套筒80中的轴20，其一端连接到底座板50，径向动压力槽RB和润滑剂92.在外套筒81和轮毂10之间的连接部分中，作为用于将外套筒81和轮毂10连接的粘合区域的凹部10m与设置在其间的硬化树脂94和设置在凹部10m的两侧的外套筒81的轴向上的倾斜防止部10n作为形成比外套筒81和外套筒81之间的间隙窄的部分的突出部形成与凹部10m对应的轮毂10。版权所有（C）2012，JPO＆INPIT

52. 发明专利

JP2012023944A Rotary apparatus 审中-公开
标题翻译：旋转装置
公开(公告)号：JP2012023944A
公开(公告)日：2012-02-02
申请号：JP2010270368
申请日：2010-12-03
申请人： Alphana Technology Co Ltd , アルファナテクノロジー株式会社
发明人： NAGAI KAZUYOSHI , SUZUKI AKIRA
IPC分类号： H02K1/16 , H02K21/22
CPC分类号： H02K1/146 , G11B19/2009 , H02K1/30 , H02K3/522 , H02K5/225 , H02K29/03 , H02K2203/03 , H02K2203/06
摘要： PROBLEM TO BE SOLVED: To provide a rotary apparatus which attempts to optimize a stator core form and reduces vibration generated during operation.SOLUTION: A hub is provided with a recording disk. A basis supports the hub rotatably through a bearing. A stator core 60 is fixed by the basis and includes an annular portion 62 and a salient pole 63 extending from it in a radial direction. A magnet faces the salient pole 63 in the radial direction and rotates with the hub. The magnet has multiple magnetic poles in a circumferential direction to face against the salient pole 63. The salient pole 63 has a rod-like body 64 wound around with wire and a tooth 66 provided in the radial outside of the rod-like body 64 extending in the circumferential direction. A peripheral end 67 positioned at an end of the tooth 66 in the circumferential direction is positioned radially inside compared to a circumcircle 68 passing through a tip 69 positioned in the radial outermost of the tooth 66.
摘要翻译：要解决的问题：提供一种试图优化定子芯形式并减少在操作期间产生的振动的旋转装置。
解决方案：集线器设有记录盘。基座通过轴承可旋转地支撑毂。定子铁心60通过基座固定，并且包括环形部分62和从其沿径向方向延伸的凸极63。磁体在径向方向面对凸极63并与轮毂一起旋转。磁体在圆周方向上具有多个磁极以面对凸极63.突极63具有缠绕在电线上的杆状体64，设置在杆状体64的径向外侧的齿66延伸在圆周方向。位于齿66端部的周向端部67位于径向内侧，与通过位于齿66径向最外侧的尖端69的外接轴68相比位于径向内侧。（C）2012年， JPO＆INPIT

53. 发明专利

JP2012005255A Rotary apparatus and method for manufacturing the same 审中-公开
标题翻译：旋转装置及其制造方法
公开(公告)号：JP2012005255A
公开(公告)日：2012-01-05
申请号：JP2010138338
申请日：2010-06-17
申请人： Alphana Technology Co Ltd , アルファナテクノロジー株式会社
发明人： NISHINO HIROTAKE , KAMATA KAZUHIDE
IPC分类号： H02K3/18 , H02K5/167 , H02K29/06
CPC分类号： H02K3/522 , G11B19/2009 , H02K1/146 , H02K1/30 , H02K3/345 , H02K29/03 , H02K2203/03 , H02K2203/09 , Y10T29/49009
摘要： PROBLEM TO BE SOLVED: To provide a rotary apparatus which reduces the possibility that a wire connecting a coil with a wiring member becomes unable to transmit a desired driving current due to unintended contact of the wire.SOLUTION: In the rotary apparatus, a recording disk is placed on a hub. A base 50 rotatably supports the hub via a bearing unit. A core is fixed to the base 50 and includes an annular portion and salient poles radially extending from the annular portion. A three phase coil is formed by winding wires around the salient poles and the wires are led out to the back side of the base 50 through multiple leading out holes 54 provided at the base 50 to be soldered to a wiring member 76.
摘要翻译：要解决的问题：提供一种旋转装置，其减少了由于线的意外接触而使线圈与配线构件连接的线不能传递期望的驱动电流的可能性。解决方案：在旋转装置中，将记录盘放置在轮毂上。基座50通过轴承单元可旋转地支撑轮毂。芯固定在基座50上并且包括从环形部分径向延伸的环形部分和凸极。通过绕着凸极缠绕线来形成三相线圈，并且通过设置在基座50处的多个引出孔54将电线引导到基座50的后侧，以焊接到布线构件76。版权所有（C）2012，JPO＆INPIT

54. 发明专利

JP2011165257A Disk drive and method for manufacturing disk drive 有权
标题翻译：磁盘驱动器和制造磁盘驱动器的方法
公开(公告)号：JP2011165257A
公开(公告)日：2011-08-25
申请号：JP2010025632
申请日：2010-02-08
申请人： Alphana Technology Co Ltd , アルファナテクノロジー株式会社
发明人： MURAMATSU AKIRA , KUROKAWA YOSHIO
IPC分类号： G11B33/14
摘要： PROBLEM TO BE SOLVED: To provide a disk drive configured to reduce a probability that particles enter the inside of the disk drive.
SOLUTION: The disk drive includes: a hub for supporting a recording disk; a base member 4 which has a bearing hole centering on a rotary shaft of the hub; a bearing unit 12 which supports the hub so as to be freely rotatable with respect to the base member 4 and is at least partly fixed to the bearing hole 4h; and a sealing material 54 interposed between the bearing hole 4h and the bearing unit 12. A plurality of resin reservoirs 200 having fine recesses to store the sealing material 54 are arranged in a circumferential direction of a contact part , on at least one of an inner peripheral surface of the bearing hole 4h and an outer peripheral surface of the bearing unit 12 at the contact part thereof.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种配置成降低粒子进入磁盘驱动器内部的可能性的磁盘驱动器。解决方案：磁盘驱动器包括：用于支持记录盘的集线器; 基部构件4，其具有以毂的旋转轴为中心的轴承孔; 轴承单元12，其支撑轮毂，以相对于基座构件4自由旋转，并且至少部分地固定到轴承孔4h; 以及插入在轴承孔4h和轴承单元12之间的密封材料54.具有用于存储密封材料54的精细凹部的多个树脂储存器200布置在接触部分的圆周方向上，在至少一个内部轴承孔4h的外周面和轴承单元12的接触部的外周面。版权所有（C）2011，JPO＆INPIT

55. 发明专利

JP2011090739A Disk drive device 有权
标题翻译：磁盘驱动器
公开(公告)号：JP2011090739A
公开(公告)日：2011-05-06
申请号：JP2009243252
申请日：2009-10-22
申请人： Alphana Technology Co Ltd , アルファナテクノロジー株式会社
发明人： NAGAI KAZUYOSHI , IWAI HIROSHI
IPC分类号： G11B19/20 , G11B17/038 , G11B25/04 , G11B33/08 , H02K1/18 , H02K5/24
CPC分类号： G11B33/08 , G11B19/2018 , G11B25/043 , H02K1/187
摘要： PROBLEM TO BE SOLVED: To reduce vibration of a laminated core in the direction of rotary shaft regarding a disk drive device having the laminated core. SOLUTION: In the disk drive device 100, a magnetic recording disk 200 is placed on a hub 10. A base plate 50 freely rotatively supports the hub 10 via a bearing. A projecting portion 52 is arranged on the upper surface 50a of the base plate 50. The projecting portion 52 is provided with a cylindrical side surface 52a which is arranged around the rotational axis R of a motor. The laminated core 60 is formed by laminating eight sheets of electromagnetic steel sheets, and includes a ring portion 62 and a plurality of salient poles 64 extended in the radial direction from the annular section. The disk drive device 100 includes a tubular vibration-deadening ring 110. The outer peripheral surface of the vibration-deadening ring 110 is press-fitted into the ring portion 62, and an inner peripheral surface is fixed to the side surface 52a of the projecting portion 52. The outer peripheral surface of the vibration-deadening ring 110 is brought into pressure-contact with the ring portion 62 at the position closer to the upper surface of the laminated core 60 than the lower surface of the laminated core 60 at least in the direction of the rotational axis R of motor. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了减少层叠铁心在具有层叠铁心的盘驱动装置方向上的旋转轴方向的振动。解决方案：在盘驱动装置100中，将磁记录盘200放置在轮毂10上。基板50通过轴承自由旋转地支撑轮毂10。突出部52配置在基板50的上表面50a上。突出部52设置有围绕马达的旋转轴线R配置的圆筒状的侧面52a。叠层铁芯60是通过层叠8片电磁钢板形成的，并且包括从环状部向径向延伸的环状部62和多个凸极64。盘驱动装置100包括管状振动消音环110.减震环110的外周面压配合到环部62中，内周面固定于突出部的侧面52a 减震环110的外周面在层叠铁芯60的上表面的位置比层叠铁芯60的下表面至少与环状部62压力接触电机旋转轴线R的方向。版权所有（C）2011，JPO＆INPIT

56. 发明专利

JP2011021631A Disk drive device 有权
标题翻译：磁盘驱动器
公开(公告)号：JP2011021631A
公开(公告)日：2011-02-03
申请号：JP2009164831
申请日：2009-07-13
申请人： Alphana Technology Co Ltd , アルファナテクノロジー株式会社
发明人： NONAKA TAKEHITO , MAEDA TOSHITERU
IPC分类号： F16C33/74 , F16C17/10 , F16C33/20 , G11B19/20
CPC分类号： F16C33/745 , F16C17/107 , F16C33/103 , F16C2240/40 , F16C2370/12
摘要： PROBLEM TO BE SOLVED: To provide a disk drive device reducing reduction of lubricant and suppressing shortening of useful life in a state of leveling a shaft of the disk drive device including a fluid dynamic pressure bearing. SOLUTION: A bearing unit of the disk drive device includes a capillary seal part formed by a sleeve recessed part 1b and a shaft recessed part 7a, and having a gap between the sleeve recessed part 1b and the shaft recessed part 7a formed so as to expand toward a side of a hub 6 of a sleeve 1. When a diameter of an outer circumference of an inclination starting end 7b of a base member side of the shaft recessed part 7a is D0, a diameter of an inner circumference of an inclination starting end 1e of a hub 6 side of the sleeve recessed part 1b is D1, a diameter of an opposing outer circumference 7c of the shaft recessed part facing the inner circumference of the inclination starting end 1e of the sleeve recessed part 1b in a radial direction is D2, and a diameter of the most recessed inner circumference 1c of the sleeve recessed part 1b is D3, D2 is smaller than D0, D3 is larger than D1, and a difference between D3 and D0 is larger than a difference between D0 and D2. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种在包括流体动压轴承的盘驱动装置的轴的调平状态下提供减少润滑剂减少并且抑制使用寿命缩短的盘驱动装置。解决方案：盘驱动装置的轴承单元包括由套筒凹部1b和轴凹部7a形成的毛细管密封部，并且在套筒凹部1b和轴凹部7a之间形成有间隙朝向套筒1的轮毂6的侧面扩张。当轴凹部7a的基部构件侧的倾斜起始端7b的外周的直径为D0时，内周的直径套筒凹部1b的轮毂6侧的倾斜开始端1e为D1，轴凹部的相对的外周面7c的直径与套筒凹部1b的倾斜开始端1e的内周面成径向方向为D2，套筒凹部1b的最凹陷内周1c的直径为D3，D2小于D0，D3大于D1，D3和D0之间的差大于D0和 D2。版权所有（C）2011，JPO＆INPIT

57. 发明专利

JP2011008851A Disk drive device 有权
标题翻译：磁盘驱动器
公开(公告)号：JP2011008851A
公开(公告)日：2011-01-13
申请号：JP2009150212
申请日：2009-06-24
申请人： Alphana Technology Co Ltd , アルファナテクノロジー株式会社
发明人： SHINSHI NAOKI , YAMADA TAKUJI
IPC分类号： G11B19/20 , H02K5/16
CPC分类号： G11B19/2009 , F16C17/107 , F16C35/02 , F16C2370/12 , H02K5/163
摘要： PROBLEM TO BE SOLVED: To increase impact resistance of a disk drive device.SOLUTION: In a disk drive device 100, a magnetic recording disk 8 is mounted on a rotor 6. A base 4 has a bearing hole 4h, the center of which is along the rotational axis R of the rotor 6. A bearing unit 12 rotatably supports the rotor 6 with respect to the base 4, the bearing unit 12 being glued to the bearing hole 4h. A ring-shaped first groove 4j, the center of which is along the rotational axis R, is arranged on a side surface 4i of the bearing hole 4h. A ring-shaped second groove 44b, the center of which is along the rotational axis R, is arranged on an outer surface 44a of a housing 44, the outer surface 44a contacting the side surface 4i of the bearing hole 4h, the position of the second groove 44b being different from that of the first groove 4j in a direction along the rotational axis R. The base 4 and the bearing unit 12 are electrically connected by a conductive resin 52 applied along an edge portion 41 of the bearing hole 4h, the edge portion 41 being on a lower surface 4k of the base 4.
摘要翻译：要解决的问题：提高磁盘驱动装置的耐冲击性。解决方案：在磁盘驱动装置100中，磁记录盘8安装在转子6上。基座4具有轴承孔4h，其中心是轴承单元12相对于基座4可旋转地支撑转子6，轴承单元12被胶合到轴承孔4h。在轴承孔4h的侧面4i上配置有环状的第一槽4j，其环绕着旋转轴线R的中心。一个环形的第二槽44b，其中心是沿着旋转轴线R布置在壳体44的外表面44a上，外表面44a与轴承孔4h的侧表面4i接触，第二槽44b沿着旋转轴线R的方向与第一槽4j的不同。基座4和轴承单元12通过沿轴承孔4h的边缘部分41施加的导电树脂52电连接，边缘部分41位于基部4的下表面4k上。

58. 发明专利

JP2010244627A Method of manufacturing disk drive device, and disk drive device 有权
标题翻译：制造磁盘驱动器件的方法和磁盘驱动器件
公开(公告)号：JP2010244627A
公开(公告)日：2010-10-28
申请号：JP2009092997
申请日：2009-04-07
申请人： Alphana Technology Co Ltd , アルファナテクノロジー株式会社
发明人： NISHIHARA KENJI
IPC分类号： G11B33/02 , B08B3/12 , G11B17/038 , G11B19/20
CPC分类号： G11B33/1446 , G11B5/012
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a disk drive device which can improve a cleaning level of components of the disk drive device and which can maintain low probability of occurrence of a TA trouble even when floating space of a magnetic head is made small. SOLUTION: In the method of manufacturing the disk drive device, a cleaning step 100 and an assembling step 200 are continuously implemented in a clean room with a predetermined level or higher. For a base member 12 of the disk drive device which is a cleaning and assembling target, the cleaning step 100 includes an alkaline cleaning step 104, a first pure water cleaning step 106, a second pure water cleaning step 108, a spray cleaning step 110, a draining step 112, and a drying step 114. In the first pure water cleaning step 106, pure water ultrasonic cleaning using frequencies of 40 kHz, 68 kHz and 132 kHz are sequentially performed in pure water 128 filling a first pure water cleaning tank 126. The cleaned base member 12 is assembled with other components with the cleaning level of a predetermined value or higher at the assembling step 200 continuously performed after the cleaning step 100. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种制造磁盘驱动装置的方法，其可以提高磁盘驱动装置的部件的清洁水平，并且即使在磁性的浮动空间的情况下也可以保持低TA发生的可能性头是小的。解决方案：在制造盘驱动装置的方法中，清洁步骤100和组装步骤200连续地在具有预定水平或更高水平的洁净室中实现。对于作为清洁和组装目标的盘驱动装置的基部构件12，清洁步骤100包括碱性清洁步骤104，第一纯水清洗步骤106，第二纯水清洗步骤108，喷雾清洁步骤110 ，排水步骤112和干燥步骤114.在第一纯水清洗步骤106中，使用40kHz，68kHz和132kHz频率的纯水超声波清洗在填充第一纯水清洗槽的纯水128中依次进行在清洁步骤100之后，清洁的基底部件12与组装步骤200处的清洁水平达到预定值或更高的其它部件组装在一起。清洁步骤：（C）2011，JPO＆INPIT

59. 发明专利

JP2010242881A Fluid dynamic pressure bearing, method and device for manufacturing the same, and rotary equipment 有权
标题翻译：流体动力压力轴承，其制造方法和装置以及旋转装置
公开(公告)号：JP2010242881A
公开(公告)日：2010-10-28
申请号：JP2009092998
申请日：2009-04-07
申请人： Alphana Technology Co Ltd , アルファナテクノロジー株式会社
发明人： YAMAZAKI HIROKI
IPC分类号： F16C33/14 , F16C17/10 , F16C33/10
CPC分类号： G11B19/2036 , F01M1/08 , F16C17/102 , F16C33/103 , F16C33/1045 , F16C33/107 , F16C2370/12 , Y10T29/49639 , Y10T29/49702 , Y10T29/53104
摘要： PROBLEM TO BE SOLVED: To provide a technology of manufacturing a fluid dynamic pressure bearing with favorable time efficiency by shortening a time until reaching a predetermined degree of a vacuum from decompressing a predetermined work space. SOLUTION: In the manufacturing device 200 of the fluid dynamic pressure bearing 18, a housing 108 defines a first work area 101. A vacuum pump discharges air in the first work area 101. A lubricant discharging device 102 is installed in the first work area 101 and discharges a lubricant to an inlet 16a of a lubricant storage area of the fluid dynamic pressure bearing 18. At least one opening 103 is formed in the housing 108. A first door 104 closes the opening 103, and a second door 105 closes the opening 103. A second work area 106 placed with the fluid dynamic pressure bearing 18 is formed in a second work area formed between the first door 104 and the second door 105 which have closed the opening 103. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：通过缩短从减压预定的工作空间到达预定的真空度的时间来提供制造具有良好时间效率的流体动压轴承的技术。解决方案：在流体动压轴承18的制造装置200中，壳体108限定第一工作区域101.真空泵排出第一工作区域101中的空气。润滑剂排出装置102安装在第一工作区域101中。工作区域101，并将润滑剂排出到流体动压轴承18的润滑剂储存区域的入口16a上。至少一个开口103形成在壳体108中。第一门104关闭开口103，第二门105 关闭开口103.与流体动压轴承18一起放置的第二工作区域106形成在形成于封闭开口103的第一门104和第二门105之间的第二工作区域中。）2011，JPO＆INPIT

60. 发明专利

JP2010223377A FLUID DYNAMIC BEARING, METHOD OF MANUFACTURING THE SAME, ROTARY EQUIPMENT, AND DISK DRIVING DEVICE 审中-公开
公开(公告)号：JP2010223377A
公开(公告)日：2010-10-07
申请号：JP2009072818
申请日：2009-03-24
申请人： ALPHANA TECHNOLOGY CO LTD
发明人： MURAMATSU AKIRA
IPC分类号： F16C33/20 , F16C17/10 , F16C33/14
摘要： PROBLEM TO BE SOLVED: To provide a fluid dynamic bearing including a shaft molded integrally with a resinified flange, and having stabilized rotating accuracy, and to provide a method of manufacturing the same. SOLUTION: The fluid dynamic bearing includes the shaft 38 to which the resinified flange 40 is fixed with insert molding. A step of fixing the flange 40 to the shaft 38 with insert molding includes a flange forming step of molding the flange 40 fixed and formed onto the shaft 38 with a resin filled into a filling portion 54b of a female mold 54 via a male mold 56 while cooling at least part of the shaft 38 arranged on a shaft arrangement portion 54a of the female mold 54 with cooling water circulating in a cooling pipe 60. COPYRIGHT: (C)2011,JPO&INPIT

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