JPH11134627A - Flexible circuit substrate for magnetic head - Google Patents
Flexible circuit substrate for magnetic headInfo
- Publication number
- JPH11134627A JPH11134627A JP31138897A JP31138897A JPH11134627A JP H11134627 A JPH11134627 A JP H11134627A JP 31138897 A JP31138897 A JP 31138897A JP 31138897 A JP31138897 A JP 31138897A JP H11134627 A JPH11134627 A JP H11134627A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic head
- flexible circuit
- circuit board
- flexible
- wiring pattern
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/0393—Flexible materials
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/05—Insulated conductive substrates, e.g. insulated metal substrate
- H05K1/056—Insulated conductive substrates, e.g. insulated metal substrate the metal substrate being covered by an organic insulating layer
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
- H05K3/28—Applying non-metallic protective coatings
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、磁気ディスクドラ
イブ装置等に使用する磁気ヘッド用サスペンション組立
体に関し、特には、磁気ヘッド素子とリ−ド・ライト用
アンプ部基板とを電気的に接続する為の回路配線パタ−
ンを備えた磁気ヘッド用可撓性回路基板に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a suspension assembly for a magnetic head used in a magnetic disk drive or the like, and more particularly, to electrically connecting a magnetic head element and a read / write amplifier substrate. Circuit wiring pattern for
The present invention relates to a flexible circuit board for a magnetic head having a component.
【０００２】[0002]
【従来の技術】従来この種の磁気ヘッド用サスペンショ
ンは一般的には、図６の如く、所要のロ−ドビ−ム２１
を形成したサスペンション２０の一端にマウントプレ−
ト３１を固着すると共にその他端にはフレキシャ−２２
を有し、このフレキシャ−２２には磁気ヘッドが形成さ
れたスライダ−２３が接続されている。そして、スライ
ダ−２３上に形成された磁気ヘッド端子と外部回路とを
電気的に接続する為のリ−ド線２４が、ロ−ドビ−ム２
１に形成した支持フォ−ク２５によって適宜支持される
ように取付けられており、更に、このような磁気ヘッド
用サスペンション組立体はそのマウントプレ−ト３１に
よりアクチュエ−タ−ア−ム３２に取付けられている。2. Description of the Related Art Conventionally, this type of magnetic head suspension generally has a required load beam 21 as shown in FIG.
A mount pre-mount is mounted on one end of the suspension 20 on which the
And a flexure 22 at the other end.
The flexure 22 is connected to a slider 23 on which a magnetic head is formed. A lead wire 24 for electrically connecting a magnetic head terminal formed on the slider 23 to an external circuit is formed on the load beam 2.
The suspension assembly for a magnetic head is mounted on an actuator arm 32 by a mounting plate 31 of the suspension assembly. Have been.
【０００３】しかし、このような磁気ヘッド用サスペン
ション組立体の構造では、特に外部接続用のリ−ド線２
４が剛性を持つので、サスペンションの追従性、即ちス
ライダ−の追従性を損ねるという問題があり、また、記
録媒体の回転が引き起こす空気の流れによる風圧を受け
てスライダ−の浮上姿勢に悪影響を与える等の問題があ
る。However, in such a structure of a magnetic head suspension assembly, in particular, a lead wire 2 for external connection is used.
Since the suspension 4 has rigidity, there is a problem that the followability of the suspension, that is, the followability of the slider is impaired, and the flying pressure of the slider is adversely affected by the wind pressure caused by the flow of air caused by the rotation of the recording medium. There are problems such as.
【０００４】このような問題を解消する為に、特開平４
−２１９６１８号公報に開示された技術では、磁気ヘッ
ド素子からの引出し配線部材であるリ−ド線とサスペン
ション機構とを一体化した回路配線一体型磁気ヘッド用
サスペンションが提案されている。To solve such a problem, Japanese Patent Laid-Open No.
In the technology disclosed in Japanese Patent Application Laid-Open No. 219618, a suspension for a circuit wiring integrated type magnetic head in which a lead wire as a lead wiring member from a magnetic head element and a suspension mechanism are integrated is proposed.
【０００５】このような回路配線一体型磁気ヘッド用サ
スペンションでは、図７に示すように、スライダ−３０
を有するフレキシャ−構造部２６とロ−ドビ−ム構造部
２７とが一体的に構成され、また、回路配線パタ−ン２
８も一体に形成した回路配線一体型磁気ヘッド用サスペ
ンション２９が構成されている。In such a suspension for circuit-integrated magnetic heads, as shown in FIG.
The flexure structure 26 and the load beam structure 27 are integrally formed, and the circuit wiring pattern 2 is formed.
8 also constitutes a suspension 29 for a circuit wiring integrated type magnetic head integrally formed.
【０００６】[0006]
【発明が解決しようとする課題】上記の如くサスペンシ
ョンと一体的に形成された回路配線パタ−ンとリ−ド・
ライト用アンプ部基板との電気的な接続手段としては、
従来のサスペンションで用いられていたようなリ−ド線
による接続が行われているが、このような接続手段で
は、自動化によるコストダウンを図る上で障害となるの
で好ましくない。As described above, the circuit wiring pattern and the lead wiring are formed integrally with the suspension.
As means for electrical connection to the light amplifier board,
The connection by the lead wire used in the conventional suspension is performed. However, such a connection means is not preferable because it hinders cost reduction by automation.
【０００７】そこで、最近では、この部分のリ−ド線に
代わる中継用可撓性回路基板を使用する接続手法も採用
されてきたが、その可撓性回路基板の実装時の工数増加
がコストダウンの障害となっている。Therefore, recently, a connection method using a relay flexible circuit board instead of the lead wire in this portion has been adopted, but an increase in the number of steps in mounting the flexible circuit board is costly. Obstruction of down.
【０００８】また、上記各種の手法に於いて、サスペン
ションの固有振動数での振幅の増加を低減させる目的の
為に、サスペンションの上面には制振板を設ける形態が
多くの場合に採用されているが、この手法も工数増加が
要因となってコストダウンの障害となっている。In the above various methods, a form in which a vibration damping plate is provided on the upper surface of the suspension is often adopted for the purpose of reducing an increase in amplitude at the natural frequency of the suspension. However, this method is also an obstacle to cost reduction due to an increase in man-hours.
【０００９】更に、リ−ド線に代えて可撓性回路基板を
サスペンションに貼り合わせる試みもあるが、ここで要
求される可撓性回路基板は低スティフネスである為、貼
り合わせ作業を困難なものとし、また、自動化の障害と
なっていると共に、正確な位置決めが困難であって好ま
しくない。Further, there has been an attempt to attach a flexible circuit board to a suspension instead of a lead wire. However, since the flexible circuit board required here has low stiffness, the joining operation is difficult. In addition, it is an obstacle to automation, and it is difficult to perform accurate positioning, which is not preferable.
【００１０】[0010]
【課題を解決するための手段】本発明は上記諸問題を解
決する為の磁気ヘッド用可撓性回路基板を提供するもの
である。SUMMARY OF THE INVENTION The present invention provides a flexible circuit board for a magnetic head for solving the above problems.
【００１１】その為に、本発明による磁気ヘッド用可撓
性回路基板では、一端が磁気ヘッド側端子と電気的に接
続されると共に、他端がリ−ド・ライト用アンプ部基板
側の端子と電気的に接続される回路配線パタ−ンを有す
る磁気ヘッド用可撓性回路基板に於いて、可撓性絶縁べ
−ス材の一方の面に形成された前記回路配線パタ−ンの
表面には端子部分を除いて絶縁性表面保護層を有するよ
うに構成され、また、前記可撓性絶縁べ−ス材の他方面
の一部には所要の形状に形成された金属板を有するよう
に構成したものである。Therefore, in the flexible circuit board for a magnetic head according to the present invention, one end is electrically connected to the terminal on the magnetic head side, and the other end is a terminal on the side of the read / write amplifier section substrate. A flexible circuit board for a magnetic head having a circuit wiring pattern electrically connected to a surface of the circuit wiring pattern formed on one surface of a flexible insulating base material. The flexible insulating base material has a metal plate formed in a required shape on a part of the other surface of the flexible insulating base material except for a terminal portion. It is what was constituted.
【００１２】ここで、前記金属板は制振板の機能を有す
るように形成でき、ロ−ドビ−ムとの接着の為に、その
制振板の外面には感圧性接着剤を設けるか、または、前
記制振板が形成された部位の前記可撓性回路基板の外面
に感圧性接着剤を設けることができる。Here, the metal plate can be formed so as to have the function of a vibration damping plate, and a pressure-sensitive adhesive is provided on the outer surface of the vibration damping plate for bonding with the load beam. Alternatively, a pressure-sensitive adhesive may be provided on an outer surface of the flexible circuit board at a portion where the vibration damping plate is formed.
【００１３】また、制振板を要しない場合には、前記金
属板は、前記可撓性絶縁べ−ス材の外形より外部に向か
って伸長してロ−ドビ−ムとの接続要素に形成され、こ
の部分でロ−ドビ−ムとレ−ザ−スポット溶接等の手段
で接続される。In the case where a damping plate is not required, the metal plate extends outward from the outer shape of the flexible insulating base material and forms a connection element with a load beam. This portion is connected to the load beam by means such as laser spot welding.
【００１４】[0014]
【発明の実施の形態】以下、図示の実施例を参照しなが
ら本発明を詳述する。図１は本発明の一実施例による磁
気ヘッド用可撓性回路基板の概念的斜視図であり、ま
た、図２はそのＡ−Ａ線に沿った断面構成図である。両
図に於いて、１は可撓性回路基板であって、その可撓性
絶縁べ−ス材２の一方の面には所要の回路配線パタ−ン
３が形成されており、この回路配線パタ−ン３の表面に
は絶縁性表面保護層６が形成されている。また、絶縁性
表面保護層６には、可撓性回路基板１の一端に於いて磁
気ヘッド側端子と電気的に接続する端子の為の開口４
と、この基板１の他端に於いてリ−ド・ライト用アンプ
部基板と電気的に接続する端子の為の開口５とが形成さ
れている。DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the illustrated embodiments. FIG. 1 is a conceptual perspective view of a flexible circuit board for a magnetic head according to one embodiment of the present invention, and FIG. 2 is a cross-sectional view taken along line AA of FIG. In both figures, reference numeral 1 denotes a flexible circuit board on which a required circuit wiring pattern 3 is formed on one surface of a flexible insulating base material 2. An insulating surface protection layer 6 is formed on the surface of the pattern 3. In addition, the insulating surface protection layer 6 has openings 4 at one end of the flexible circuit board 1 for terminals to be electrically connected to terminals on the magnetic head side.
And an opening 5 at the other end of the substrate 1 for a terminal to be electrically connected to the read / write amplifier substrate.
【００１５】この磁気ヘッド用可撓性回路基板１は、開
口４を形成した端部形状がロ−ドビ−ムのフレキシャ−
部の形状に対応するように例えば枠状に形成され、この
枠状部分から細長く曲がりながら他端の開口５に伸長し
ている。The flexible circuit board 1 for a magnetic head has a load beam end formed with an opening 4 and a flexure.
It is formed, for example, in a frame shape so as to correspond to the shape of the portion, and extends from the frame portion to the opening 5 at the other end while bending slenderly.
【００１６】７は制振板を示し、この制振板７は可撓性
回路基板１のほぼ中間部などの最適位置に於いてその可
撓性絶縁べ−ス材２の他方の面に幅広に形成されてお
り、また、制振板７の外面にはロ−ドビ−ムと接着する
為の感圧性接着剤８を形成してある。Reference numeral 7 denotes a damping plate, which is wide on the other surface of the flexible insulating base material 2 at an optimum position such as a substantially intermediate portion of the flexible circuit board 1. Further, a pressure-sensitive adhesive 8 for bonding to a load beam is formed on the outer surface of the vibration damping plate 7.
【００１７】図３は、図１及び図２に示した磁気ヘッド
用可撓性回路基板１を用いたサスペンション、アクチュ
エ−タ−ア−ム及び磁気ヘッドスライダ−の組立て形態
の一例を示す概念的な斜視構成図である。FIG. 3 is a conceptual view showing an example of an assembling mode of a suspension, an actuator arm and a magnetic head slider using the flexible circuit board 1 for a magnetic head shown in FIGS. FIG.
【００１８】図３に於いて、磁気ヘッド用可撓性回路基
板１は、フレキシャ−部１２を一体的に形成したロ−ド
ビ−ム１３に制振板７の感圧性接着剤８により接着され
て搭載されている。この可撓性回路基板１をロ−ドビ−
ム１３に搭載する他の手法としては、制振板７が形成さ
れた部位の可撓性回路基板１の外面に設けた感圧性接着
剤を用いて接着することもできる。In FIG. 3, a flexible circuit board 1 for a magnetic head is bonded to a load beam 13 integrally formed with a flexure portion 12 by a pressure-sensitive adhesive 8 of a vibration damping plate 7. It is mounted. This flexible circuit board 1 is
As another method of mounting on the system 13, it is also possible to use a pressure-sensitive adhesive provided on the outer surface of the flexible circuit board 1 where the vibration damping plate 7 is formed.
【００１９】そして、図のように、可撓性回路基板１に
於けるマウントプレ−ト１４に近接した部位から、この
可撓性回路基板１はアクチュエ−タ−ア−ム１５の側面
方向に曲げられて配置される。Then, as shown in the figure, from the portion of the flexible circuit board 1 close to the mount plate 14, the flexible circuit board 1 is moved in the lateral direction of the actuator arm 15. It is bent and arranged.
【００２０】ロ−ドビ−ム１３はマウントプレ−ト１４
と共にアクチュエ−タ−ア−ム１５に連結され、また、
可撓性回路基板１の開口４に位置する端子と磁気ヘッド
スライダ−１６上の端子とは、図示しないが、ボ−ルボ
ンディング手法などの接続手段で電気的に接続される。The load beam 13 is a mount plate 14
Together with the actuator arm 15, and
Although not shown, the terminals located in the opening 4 of the flexible circuit board 1 and the terminals on the magnetic head slider 16 are electrically connected by connection means such as a ball bonding method.
【００２１】上記のような構造を有する磁気ヘッド用サ
スペンションは、図の如くアクチュエ−タ−ア−ム１５
の両面に連結した構造にも構成できる。The magnetic head suspension having the above-described structure is provided with an actuator arm 15 as shown in FIG.
It can also be configured as a structure that is connected to both sides.
【００２２】図４は、本発明の他の実施例による磁気ヘ
ッド用可撓性回路基板を示し、この可撓性回路基板１
は、制振板７の構成を除いて、図１のものと同様に構成
されるが、制振板の部位にはこの実施例では金属板９が
設けられている。FIG. 4 shows a flexible circuit board for a magnetic head according to another embodiment of the present invention.
Except for the structure of the damping plate 7, the structure is the same as that shown in FIG. 1, but a metal plate 9 is provided at the portion of the damping plate in this embodiment.
【００２３】この金属板９はその箇所の可撓性回路基板
１の幅より大きくなるように外部に伸長して形成されて
おり、また、その金属板９の両端には、ロ−ドビ−ムと
接続する際の位置決めを容易にする為の穴を設けてい
る。The metal plate 9 is formed so as to extend outward so as to be larger than the width of the flexible circuit board 1 at that location, and a load beam is provided at both ends of the metal plate 9. Holes are provided to facilitate positioning when connecting to
【００２４】図５は図４の磁気ヘッド用可撓性回路基板
１を用いたサスペンション、アクチュエ−タ−ア−ム及
び磁気ヘッドスライダ−の組立て形態の一例を示す概念
的な斜視構成図であって、磁気ヘッド用可撓性回路基板
１は、フレキシャ−部１２を一体的に形成したロ−ドビ
−ム１３にレ−ザ−スポット溶接手段で金属板９でのス
ポット溶接部１１の箇所で接続搭載されており、その他
は図３の搭載例と同様である。そして、ロ−ドビ−ム１
３はマウントプレ−ト１４と共にアクチュエ−タ−ア−
ム１５に連結される。FIG. 5 is a conceptual perspective view showing an example of an assembling mode of a suspension, an actuator arm and a magnetic head slider using the flexible circuit board 1 for a magnetic head of FIG. The flexible circuit board 1 for a magnetic head is formed on a load beam 13 integrally formed with a flexure portion 12 by a laser spot welding means at a spot welding portion 11 on a metal plate 9. Other components are the same as those of the mounting example of FIG. And load beam 1
3 is the actuator plate with the mount plate 14
Connected to the system 15.
【００２５】[0025]
【発明の効果】本発明による磁気ヘッド用可撓性回路基
板によれば、従来のリ−ド線やワイヤ−で接続する構造
と比較すると、スライダ−の浮上姿勢を安定化させるこ
とができ、また、回路配線一体型サスペンションとリ−
ド・ライト用アンプ部基板とを電気的に接続する為の中
継用可撓性回路基板も不要となるので、その実装工程に
於ける不安定要因を解消できる。従って、安価な磁気ヘ
ッド用サスペンション組立体を構成できる。According to the flexible circuit board for a magnetic head of the present invention, the flying attitude of the slider can be stabilized as compared with the conventional structure connected by a lead wire or a wire. In addition, circuit wiring integrated suspension
Since a relay flexible circuit board for electrically connecting the amplifier circuit board for writing and writing is not required, an unstable factor in the mounting process can be eliminated. Therefore, an inexpensive magnetic head suspension assembly can be configured.
【００２６】また、本発明の磁気ヘッド用可撓性回路基
板では、可撓性絶縁べ−ス材の一方の面に制振板を有す
る構造であるので、適切な制振効果が得られると共に、
制振板の配装コストも低減できる。Further, the flexible circuit board for a magnetic head of the present invention has a structure in which a damping plate is provided on one surface of a flexible insulating base material, so that an appropriate damping effect can be obtained. ,
The installation cost of the damping plate can also be reduced.
【００２７】更に、本発明により金属板を有する磁気ヘ
ッド用可撓性回路基板によれば、その可撓性回路基板を
ロ−ドビ−ムに接続搭載する際に、金属板が位置決め効
果を発揮するので、正確な位置決めを容易に行うことが
でき、また、レ−ザ−溶接を用いた自動実装が容易に行
えるようになり、安価な磁気ヘッド用サスペンション組
立体を安定的に提供できる。Further, according to the flexible circuit board for a magnetic head having a metal plate according to the present invention, the metal plate exerts a positioning effect when the flexible circuit board is connected and mounted on a load beam. Therefore, accurate positioning can be easily performed, automatic mounting using laser welding can be easily performed, and an inexpensive magnetic head suspension assembly can be stably provided.
【図１】本発明の一実施例による磁気ヘッド用可撓性回
路基板の概念的斜視図。FIG. 1 is a conceptual perspective view of a flexible circuit board for a magnetic head according to an embodiment of the present invention.
【図２】図１のＡ−Ａ線に沿った断面構成図。FIG. 2 is a sectional configuration view taken along line AA of FIG.
【図３】図１の磁気ヘッド用可撓性回路基板を用いた磁
気ヘッド用サスペンション組立体の概念的斜視図。3 is a conceptual perspective view of a magnetic head suspension assembly using the magnetic head flexible circuit board of FIG. 1;
【図４】本発明の他の実施例による磁気ヘッド用可撓性
回路基板の概念的斜視図。FIG. 4 is a conceptual perspective view of a flexible circuit board for a magnetic head according to another embodiment of the present invention.
【図５】図４の磁気ヘッド用可撓性回路基板を用いた磁
気ヘッド用サスペンション組立体の概念的斜視図。FIG. 5 is a conceptual perspective view of a magnetic head suspension assembly using the magnetic head flexible circuit board of FIG. 4;
【図６】従来の磁気ヘッド用サスペンションの斜視構成
図。FIG. 6 is a perspective configuration diagram of a conventional magnetic head suspension.
【図７】従来の回路配線パタ−ンを備えた磁気ヘッド用
サスペンションの斜視構成図。FIG. 7 is a perspective view of a magnetic head suspension having a conventional circuit wiring pattern.
１ 可撓性回路基板 ２ 可撓性絶縁べ−ス材 ３ 回路配線パタ−ン ４ 開口 ５ 開口 ６ 表面保護層 ７ 制振板 ８ 感圧性接着剤 ９ 金属板 １１ スポット溶接部 １２ フレキシャ−部 １３ ロ−ドビ−ム １４ マウントプレ−ト １５ アクチュエ−タ−ア−ム １６ スライダ− DESCRIPTION OF SYMBOLS 1 Flexible circuit board 2 Flexible insulating base material 3 Circuit wiring pattern 4 Opening 5 Opening 6 Surface protection layer 7 Damping plate 8 Pressure sensitive adhesive 9 Metal plate 11 Spot welded part 12 Flexure part 13 Load beam 14 Mount plate 15 Actuator arm 16 Slider
Claims (5)
れると共に、他端がリ−ド・ライト用アンプ部基板側の
端子と電気的に接続される回路配線パタ−ンを有する磁
気ヘッド用可撓性回路基板に於いて、可撓性絶縁べ−ス
材の一方の面に形成された前記回路配線パタ−ンの表面
には端子部分を除いて絶縁性表面保護層を有するように
構成され、また、前記可撓性絶縁べ−ス材の他方面の一
部には所要の形状に形成された金属板を有するように構
成した磁気ヘッド用可撓性回路基板。A magnetic circuit having a circuit wiring pattern having one end electrically connected to a terminal on a magnetic head side and the other end electrically connected to a terminal on a read / write amplifier substrate side. In the flexible circuit board for a head, the surface of the circuit wiring pattern formed on one surface of the flexible insulating base material has an insulating surface protective layer except for terminal portions. A flexible circuit board for a magnetic head, wherein the flexible insulating base material has a metal plate formed in a required shape on a part of the other surface thereof.
ヘッド用可撓性回路基板。2. The flexible circuit board for a magnetic head according to claim 1, wherein said metal plate is a damping plate.
請求項２の磁気ヘッド用可撓性回路基板。3. The flexible circuit board for a magnetic head according to claim 2, wherein a pressure-sensitive adhesive is provided on an outer surface of said damping plate.
回路基板の外面に感圧性接着剤を設けた請求項２の磁気
ヘッド用可撓性回路基板。4. A flexible circuit board for a magnetic head according to claim 2, wherein a pressure-sensitive adhesive is provided on an outer surface of said flexible circuit board at a portion where said damping plate is formed.
外形より外部に向かって伸長してロ−ドビ−ムとの接続
要素に形成された請求項１の磁気ヘッド用可撓性回路基
板。5. The magnetic head according to claim 1, wherein the metal plate extends outward from the outer shape of the flexible insulating base material and is formed as a connection element with a load beam. Flexible circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31138897A JPH11134627A (en) | 1997-10-27 | 1997-10-27 | Flexible circuit substrate for magnetic head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31138897A JPH11134627A (en) | 1997-10-27 | 1997-10-27 | Flexible circuit substrate for magnetic head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH11134627A true JPH11134627A (en) | 1999-05-21 |
Family
ID=18016593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP31138897A Pending JPH11134627A (en) | 1997-10-27 | 1997-10-27 | Flexible circuit substrate for magnetic head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH11134627A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6967820B2 (en) | 2002-02-26 | 2005-11-22 | Nhk Spring Co., Ltd. | Head suspension for disk drive |
| US7020949B2 (en) | 2001-03-12 | 2006-04-04 | Tdk Corporation | Method of fabricating head supporting member |
| US7139154B2 (en) * | 2003-06-27 | 2006-11-21 | Fujitsu Limited | Disc drive actuator assembly with trunk flexible printed circuit board damping configuration |
| JP2013041648A (en) * | 2011-08-17 | 2013-02-28 | Dainippon Printing Co Ltd | Suspension, suspension with head, and hard disk drive |
-
1997
- 1997-10-27 JP JP31138897A patent/JPH11134627A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7020949B2 (en) | 2001-03-12 | 2006-04-04 | Tdk Corporation | Method of fabricating head supporting member |
| US6967820B2 (en) | 2002-02-26 | 2005-11-22 | Nhk Spring Co., Ltd. | Head suspension for disk drive |
| US7139154B2 (en) * | 2003-06-27 | 2006-11-21 | Fujitsu Limited | Disc drive actuator assembly with trunk flexible printed circuit board damping configuration |
| JP2013041648A (en) * | 2011-08-17 | 2013-02-28 | Dainippon Printing Co Ltd | Suspension, suspension with head, and hard disk drive |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2881188B2 (en) | Rotating disk storage device and its head suspension | |
| JP2739927B2 (en) | Load beam | |
| JP3282823B2 (en) | Multi-piece integrated suspension assembly, method of making the same, and magnetic storage system | |
| US6965499B1 (en) | Head suspension configured for improved thermal performance during solder ball bonding to head slider | |
| US6950288B2 (en) | Integrated method and device for a dual stage micro-actuator and suspension design for the hard disk driver | |
| US5857257A (en) | Method of manufacturing magnetic head suspension having circuit wiring pattern | |
| US20010053050A1 (en) | Disc drive with improved head pitch adjustment | |
| JP7413237B2 (en) | Suspension assembly and disc device | |
| JP2007257734A (en) | Suspension, head ginbal assembly using the same, and disk drive | |
| US11120823B1 (en) | Suspension assembly and disk device | |
| US6865058B2 (en) | Load beam attachment to actuator arm | |
| US20080062571A1 (en) | Head suspension assembly and flexure and head gimbal assembly | |
| JP3866890B2 (en) | Magnetic head support device and disk device | |
| JPH11134627A (en) | Flexible circuit substrate for magnetic head | |
| JP3909305B2 (en) | Wiring support member and rotating disk storage device | |
| JP2003151114A (en) | Head support mechanism body and magnetic disk device | |
| JP3139950B2 (en) | Wiring structure of load beam and guide arm of magnetic disk drive | |
| US6920017B2 (en) | Disc drive suspension having an offset portion for mounting an end of a flexure | |
| JP3107746B2 (en) | Manufacturing method of suspension for magnetic head | |
| US7649716B2 (en) | Head suspension with arm having flexure and resilient support on opposing sides | |
| JP2007052909A (en) | Flexible cable frame assembly for hga of disk device, and head gimbal assembly using the same | |
| US6873497B2 (en) | System and method for improving piezoelectric micro-actuator operation by preventing undesired micro-actuator motion hindrance and by preventing micro-actuator misalignment and damage during manufacture | |
| JP2008159096A (en) | Magnetic disk device | |
| JP3256983B2 (en) | Magnetic disk drive and support spring | |
| JP4028554B2 (en) | Magnetic head device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Effective date: 20040507 Free format text: JAPANESE INTERMEDIATE CODE: A621 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20060726 |
|
| A131 | Notification of reasons for refusal |
Effective date: 20060801 Free format text: JAPANESE INTERMEDIATE CODE: A131 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20061128 |