公开(公告)号：US20110228426A1

公开(公告)日：2011-09-22

申请号：US12801578

申请日：2010-06-15

申请人： Haiming Zhou ,  Xianwen Feng ,  Tamotsu Tani ,  Fuquan Pang ,  Jinbo Qiu

发明人： Haiming Zhou ,  Xianwen Feng ,  Tamotsu Tani ,  Fuquan Pang ,  Jinbo Qiu

IPC分类号： G11B5/48

CPC分类号： G11B5/486

摘要： A suspension comprises a flexure and a plurality of electrical traces. The flexure has a leading portion and a tailing portion, and has a laminated structure comprising a substrate layer, a dielectric layer, and a grounding layer sandwiched therebetween. The electrical traces comprise at least one pair of write traces, each write trace has a bonding pad positioned on the leading portion, a terminal pad positioned on the tailing portion, and a write wire connecting the bonding pad and the terminal pad, the write wire has at least one portion being furcated into at least two sub wires. The present invention can lower the impedance and decrease the signal transmission loss, and widen the frequency bandwidth simultaneously. The invention also discloses a HGA and a disk drive unit.

摘要翻译： 悬架包括弯曲部和多个电迹线。 弯曲部具有引导部和拖尾部，并且具有包括基板层，电介质层和夹在其间的接地层的层叠结构。 电迹线包括至少一对写入迹线，每个写入迹线具有位于引导部分上的接合焊盘，位于尾部上的端子焊盘以及连接焊盘和端子焊盘的写入线，写入线 具有至少一个部分分成至少两个子电线。 本发明可以降低阻抗并降低信号传输损耗，同时扩大频带宽度。 本发明还公开了一种HGA和盘驱动单元。

公开(公告)号：US08665564B2

公开(公告)日：2014-03-04

申请号：US12801578

申请日：2010-06-15

申请人： Haiming Zhou ,  Xianwen Feng ,  Tamotsu Tani ,  Fuquan Pang ,  Jinbo Qiu

发明人： Haiming Zhou ,  Xianwen Feng ,  Tamotsu Tani ,  Fuquan Pang ,  Jinbo Qiu

IPC分类号： G11B21/16 ,  G11B5/48

CPC分类号： G11B5/486

摘要： A suspension comprises a flexure and a plurality of electrical traces. The flexure has a leading portion and a tailing portion, and has a laminated structure comprising a substrate layer, a dielectric layer, and a grounding layer sandwiched therebetween. The electrical traces comprise at least one pair of write traces, each write trace has a bonding pad positioned on the leading portion, a terminal pad positioned on the tailing portion, and a write wire connecting the bonding pad and the terminal pad, the write wire has at least one portion being furcated into at least two sub wires. The present invention can lower the impedance and decrease the signal transmission loss, and widen the frequency bandwidth simultaneously. The invention also discloses a HGA and a disk drive unit.

摘要翻译： 悬架包括弯曲部和多个电迹线。 弯曲部具有引导部和拖尾部，并且具有包括基板层，电介质层和夹在其间的接地层的层叠结构。 电迹线包括至少一对写入迹线，每个写入迹线具有位于引导部分上的接合焊盘，位于尾部上的端子焊盘以及连接焊盘和端子焊盘的写入线，写入线 具有至少一个部分分成至少两个子电线。 本发明可以降低阻抗并降低信号传输损耗，同时扩大频带宽度。 本发明还公开了一种HGA和盘驱动单元。

公开(公告)号：US20120170150A1

公开(公告)日：2012-07-05

申请号：US13064623

申请日：2011-04-04

申请人： Xianwen Feng ,  Kun Yi ,  Duanxin Li

发明人： Xianwen Feng ,  Kun Yi ,  Duanxin Li

IPC分类号： G11B5/49 ,  G11B17/02

CPC分类号： G11B5/4833 ,  G11B5/4853

摘要： A suspension for a HGA comprises a flexure having a suspension tongue arranged for supporting a slider, which comprising a stainless steel layer and a dielectric layer formed thereon. The dielectric layer has a top surface and bottom surface, a plurality of bonding pads are formed on the top surface at a leading portion of the suspension tongue and arranged for connecting with the slider, and at least two separate supporting pieces are formed on the bottom surface and located at a corresponding position with the bonding pads, thereby releasing stress generated on the bonding pads. The invention also discloses a HGA and a disk drive unit with the same. The invention can release the stress generated on the bonding pads of the suspension, reduce the temperature impact to the suspension, and in turn, reduce thermal crown change of the slider, thereby improving the reading and writing performance.

摘要翻译： 用于HGA的悬架包括具有布置用于支撑滑块的悬挂舌的挠曲件，其包括不锈钢层和形成在其上的介电层。 电介质层具有顶表面和底表面，在悬挂舌片的引导部分的顶表面上形成多个接合焊盘，并设置成与滑块连接，并且底部形成至少两个单独的支撑件 并且位于与接合焊盘相对应的位置，从而释放在焊盘上产生的应力。 本发明还公开了一种HGA及其驱动装置。 本发明可以释放在悬架的接合焊盘上产生的应力，降低对悬架的温度冲击，从而降低滑块的热冠变化，从而提高读写性能。

公开(公告)号：US20080030903A1

公开(公告)日：2008-02-07

申请号：US11498198

申请日：2006-08-03

申请人： Xianwen Feng

发明人： Xianwen Feng

IPC分类号： G11B5/48

CPC分类号： G11B5/4833 ,  G11B5/4826

摘要： A suspension for a head gimbal assembly comprises a flexure having a suspension tongue formed at its one end along length direction thereof for mounting a slider thereon. The suspension tongue has at least one partially hollowed stress absorbing structure for absorbing stress generated on the suspension tongue. The stress absorbing structure may include a notch formed on perimeter of the suspension tongue or a cutout formed in the suspension. The invention also discloses a head gimbal assembly and a disk drive unit with the same.

摘要翻译： 用于头部万向架组件的悬架包括具有在其长度方向上的一端形成的悬挂舌片的挠曲件，用于在其上安装滑块。 悬挂舌片具有至少一个部分中空的应力吸收结构，用于吸收在悬挂舌上产生的应力。 应力吸收结构可以包括形成在悬挂舌片的周边上的凹口或形成在悬架中的切口。 本发明还公开了一种磁头万向架组件和具有该磁头驱动单元的磁盘驱动单元。

公开(公告)号：US20110090600A1

公开(公告)日：2011-04-21

申请号：US12700780

申请日：2010-02-05

申请人： Xianwen Feng

发明人： Xianwen Feng

IPC分类号： G11B5/48

CPC分类号： G11B5/4826 ,  G11B5/4833 ,  G11B5/4853 ,  G11B5/486

摘要： A suspension for a head gimbal assembly comprises a flexure having a suspension tongue and a welding portion separating from the suspension tongue, and a load beam supporting the suspension tongue and having a portion welded to the welding portion of the flexure so that the load beam and the flexure are connected together. A plurality of bonding pads is formed on the suspension tongue for electrical connection to a slider. The suspension tongue has a leading portion and a leading edge limiter formed at the leading portion, and the leading edge limiter hooks on to the load beam. The suspension can improve the shockproof performance of the flexure of the suspension and, in turn, protect the structure of the suspension. The invention also discloses a head gimbal assembly and a disk drive unit including the same.

摘要翻译： 用于头部万向架组件的悬架包括具有悬挂舌片和与悬挂舌片分离的焊接部分的弯曲部以及支撑悬挂舌片的负载梁，并且具有焊接到挠曲件的焊接部分的部分，使得负载梁和 挠曲件连接在一起。 多个接合焊盘形成在悬挂舌上，用于电连接到滑块。 悬挂舌片具有形成在引导部分处的引导部分和前缘限制器，并且前缘限制器钩在负载梁上。 悬架可以提高悬架的弯曲的防震性能，进而保护悬架的结构。 本发明还公开了一种磁头万向架组件和包括磁头驱动单元的磁盘驱动单元。

公开(公告)号：US20110090599A1

公开(公告)日：2011-04-21

申请号：US12588551

申请日：2009-10-19

申请人： Xianwen Feng ,  Jugang Zhang ,  Tan Tian

发明人： Xianwen Feng ,  Jugang Zhang ,  Tan Tian

IPC分类号： G11B21/16

CPC分类号： G11B5/486

摘要： A suspension for a head gimbal assembly comprises a flexure having a flexure having a tail with a plurality of electrical traces and a plurality of bonding terminals adapted for connecting with a flexible printed circuit formed thereon. Each of the bonding terminals comprises a connecting pad and a hole formed at one end of the connecting pad for electrically and mechanically connecting the connecting pad to the flexible printed circuit by bonding material. And the connecting pad has a bonding portion adjacent to the hole and an exposed portion for testing. The invention also discloses a head gimbal assembly and a disk drive unit with the same.

摘要翻译： 用于头部万向架组件的悬架包括挠曲件，其具有具有多个电迹线的尾部的弯曲部和适于与形成在其上的柔性印刷电路连接的多个接合端子。 每个接合端子包括连接焊盘和形成在连接焊盘的一端的孔，用于通过接合材料将连接焊盘电连接到机械地连接到柔性印刷电路。 并且连接焊盘具有与孔相邻的接合部分和用于测试的暴露部分。 本发明还公开了一种磁头万向架组件和具有该磁头驱动单元的磁盘驱动单元。

公开(公告)号：US08582243B2

公开(公告)日：2013-11-12

申请号：US13064623

申请日：2011-04-04

申请人： Xianwen Feng ,  Kun Yi ,  Duanxin Li

发明人： Xianwen Feng ,  Kun Yi ,  Duanxin Li

IPC分类号： G11B17/02

CPC分类号： G11B5/4833 ,  G11B5/4853

摘要： A suspension for a HGA comprises a flexure having a suspension tongue arranged for supporting a slider, which comprising a stainless steel layer and a dielectric layer formed thereon. The dielectric layer has a top surface and bottom surface, a plurality of bonding pads are formed on the top surface at a leading portion of the suspension tongue and arranged for connecting with the slider, and at least two separate supporting pieces are formed on the bottom surface and located at a corresponding position with the bonding pads, thereby releasing stress generated on the bonding pads. The invention also discloses a HGA and a disk drive unit with the same. The invention can release the stress generated on the bonding pads of the suspension, reduce the temperature impact to the suspension, and in turn, reduce thermal crown change of the slider, thereby improving the reading and writing performance.

摘要翻译： 用于HGA的悬架包括具有布置用于支撑滑块的悬挂舌的挠曲件，其包括不锈钢层和形成在其上的介电层。 电介质层具有顶表面和底表面，在悬挂舌片的引导部分的顶表面上形成多个接合焊盘，并设置成与滑块连接，并且底部形成至少两个单独的支撑件 并且位于与接合焊盘相对应的位置，从而释放在焊盘上产生的应力。 本发明还公开了一种HGA及其驱动装置。 本发明可以释放在悬架的接合焊盘上产生的应力，降低对悬架的温度冲击，从而降低滑块的热冠变化，从而提高读写性能。

公开(公告)号：US08446696B2

公开(公告)日：2013-05-21

申请号：US12588551

申请日：2009-10-19

申请人： Xianwen Feng ,  Jugang Zhang ,  Tan Tian

发明人： Xianwen Feng ,  Jugang Zhang ,  Tan Tian

IPC分类号： G11B5/55 ,  G11B21/08

CPC分类号： G11B5/486

摘要： A suspension for a head gimbal assembly comprises a flexure having a flexure having a tail with a plurality of electrical traces and a plurality of bonding terminals adapted for connecting with a flexible printed circuit formed thereon. Each of the bonding terminals comprises a connecting pad and a hole formed at one end of the connecting pad for electrically and mechanically connecting the connecting pad to the flexible printed circuit by bonding material. And the connecting pad has a bonding portion adjacent to the hole and an exposed portion for testing. The invention also discloses a head gimbal assembly and a disk drive unit with the same.

摘要翻译： 用于头部万向架组件的悬架包括挠曲件，其具有具有多个电迹线的尾部的弯曲部和适于与形成在其上的柔性印刷电路连接的多个接合端子。 每个接合端子包括连接焊盘和形成在连接焊盘的一端的孔，用于通过接合材料将连接焊盘电连接到机械地连接到柔性印刷电路。 并且连接焊盘具有与孔相邻的接合部分和用于测试的暴露部分。 本发明还公开了一种磁头万向架组件和具有该磁头驱动单元的磁盘驱动单元。

公开(公告)号：US20110090601A1

公开(公告)日：2011-04-21

申请号：US12656625

申请日：2010-02-04

申请人： Xianwen Feng

发明人： Xianwen Feng

IPC分类号： G11B21/16 ,  G11B27/36

CPC分类号： G11B5/486

摘要： A suspension for a head stack assembly, comprises a flexure with a suspension tongue, a flexure tail and a plurality of conductive traces extending between the suspension tongue and the flexure tail, each of said conductive traces having one end thereof terminated to an electrical pad formed on the suspension tongue for electrical connection to a slider and the other end thereof terminated to a connection pad formed on the flexure tail for both testing and bonding such that the flexure has no additional testing pads. The suspension with a flexure tail able to make the bonding and the dynamic performance testing on the pad area and thus reduce suspension length and increase flexure density for low cost. The invention also discloses a manufacturing method of the suspension and a HSA with such an suspension and a disk drive unit having such an HSA.

摘要翻译： 用于头部堆叠组件的悬架包括具有悬挂舌部的弯曲部，弯曲尾部和在悬挂舌部和挠曲尾部之间延伸的多个导电迹线，每个所述导电迹线的一端终止于形成的电焊盘 在悬挂舌上，用于电连接到滑块，并且其另一端终止于形成在弯曲尾部上的连接垫，用于测试和接合，使得挠曲件不具有附加的测试垫。 具有弯曲尾巴的悬架能够在焊盘区域上进行粘合和动态性能测试，从而降低悬架长度并增加弯曲密度以降低成本。 本发明还公开了一种悬架的制造方法和具有这种悬架的HSA和具有这种HSA的盘驱动单元。