JPH0362389A - Magnetic disk device - Google Patents
Magnetic disk deviceInfo
- Publication number
- JPH0362389A JPH0362389A JP1198427A JP19842789A JPH0362389A JP H0362389 A JPH0362389 A JP H0362389A JP 1198427 A JP1198427 A JP 1198427A JP 19842789 A JP19842789 A JP 19842789A JP H0362389 A JPH0362389 A JP H0362389A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic disk
- circuit board
- section
- mechanism section
- device mechanism
- 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.)
- Granted
Links
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/12—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules
Abstract
Description
【発明の詳細な説明】
［発明の目的］
〈産業上の利用分野〉
この発明は、特に薄型化に対応する磁気ディスク装置に
関する。DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] <Industrial Application Field> The present invention particularly relates to a magnetic disk device that can be made thinner.
（従来の技術〉
従来の磁気ディスク装置１を、第６図に斜視図で、第７
図にその正面図を、それぞれ示した。(Prior art) A conventional magnetic disk device 1 is shown in a perspective view in FIG.
The front views of each are shown in the figure.
この磁気ディスク菰置１は、シ１／−シ３の上部にねじ
５と防振ゴム７を介して取付けられている装置機構部９
と、この装置機構部９の下方に位置するように基台１７
にスペーサ１０を介してねじ１２によって取付けられて
いる回路基板部１１とによって構成されている。This magnetic disk holder 1 has a device mechanism section 9 attached to the upper part of the chassis 1/- 3 via screws 5 and anti-vibration rubber 7.
The base 17 is positioned below the device mechanism section 9.
A circuit board section 11 is attached to the circuit board section 11 with screws 12 via a spacer 10.
図示例の装置機構部９は、上下両面にデータが記録され
ている磁気ディスク１３を所定速度で回転させるスピン
ドルモータ１５と、基台１７およびこれに立設されたシ
ャフト１つを中心として磁気ディスク１３に平行にスイ
ング回動可能に設けられたアクチュエータアーム２１と
、アクチュエータアーム２１に上下にそれぞれ取付けら
れたへラドアーム２３と、それぞれのヘッドアーム２３
の先端に取付けられた上下の磁気ヘッド２５と、シャフ
ト１９に対しヘッドアーム２３の取付側とは反対側のア
クチュエータアーム２１の端部に巻装された駆動コイル
２７と、この駆動コイル２７を上下から挟むように上下
に配置されてねじ２９によって基台１７に取付けられた
上下のヨーク３１．３３と、コイル２７に対し上下から
対向するようにヨーク３１．３３にそれぞれ取付けられ
た図示省略のマグネットとによって構成され、駆動コイ
ル２７に流す電流を制御すると前記マグネットとの作用
によってアクチュエータアーム２１の磁気ディスク１３
に対するシーク回動が制御される構造である。The illustrated device mechanism section 9 includes a spindle motor 15 that rotates a magnetic disk 13 on which data is recorded on both upper and lower surfaces at a predetermined speed, and a magnetic disk centered around a base 17 and one shaft erected thereon. 13, an actuator arm 21 that is swing-rotatable in parallel to the actuator arm 21, a helad arm 23 that is attached above and below the actuator arm 21, and each head arm 23.
upper and lower magnetic heads 25 attached to the tip of the actuator arm 25, a drive coil 27 wound around the end of the actuator arm 21 on the opposite side of the shaft 19 from the attachment side of the head arm 23; Upper and lower yokes 31.33 are arranged above and below and are attached to the base 17 by screws 29, and magnets (not shown) are respectively attached to the yokes 31, 33 so as to face the coil 27 from above and below. When the current flowing through the drive coil 27 is controlled, the magnetic disk 13 of the actuator arm 21 is
This is a structure in which the seek rotation relative to the position is controlled.
また、例示した回路基板部１１は、駆動コイル２７の前
記電流制御など、装置機構部９の動作制御および、磁気
ヘッド２５による磁気ディスク１３上のデータの記録再
生の信号処理を行うためのもので、プリント配線基板３
５と、プリント配線基板３５に実装された電気的回路部
品３７とによって主に構成されている。The illustrated circuit board section 11 is for controlling the operation of the device mechanism section 9, such as controlling the current of the drive coil 27, and for performing signal processing for recording and reproducing data on the magnetic disk 13 by the magnetic head 25. , printed wiring board 3
5 and an electrical circuit component 37 mounted on a printed wiring board 35.
（発明が解決しようとする課題）
前記従来の磁気ディスク装置１は、装置機構部９と回路
基板部１１が上下方向に互いに重なるように配置してい
るので、左右幅と奥行寸法については装置機構部９の外
形寸法程度に収めることが可能であるが、厚さについて
は第７図のように装置機構部９の厚さｔｌに、電気的回
路部品３７とプリント配線基板３５の厚さからなる回路
基板部１１の厚さｔ２を加えたものが磁気ディスク装ｗ
１全体の厚さ下となるので、装置厚さを薄型化すること
を主目的とする場合では不具合な構成となっている。(Problems to be Solved by the Invention) In the conventional magnetic disk drive 1, the device mechanism section 9 and the circuit board section 11 are arranged so as to overlap each other in the vertical direction, so that the left and right width and depth dimensions are determined by the device mechanism. However, as shown in FIG. The thickness t2 of the circuit board portion 11 is added to the magnetic disk drive w.
Since the thickness is less than that of the entire device, this is an inconvenient configuration when the main purpose is to reduce the thickness of the device.
また、図示は省略したがいわゆるハードカード型磁気デ
ィスク装置と称されているものがあり、これは回路基板
部上の一部に磁気ディスク装置が実装される構造であっ
て、前記従来のものに比べて薄型化されるが、このハー
ドカード型でも磁気ディスク装置の下部の厚さ方向に回
路基板部が配置されているので、−層の薄型化を目的と
するものとしては限界がある。Although not shown, there is a so-called hard card type magnetic disk device, which has a structure in which a magnetic disk device is mounted on a part of the circuit board, and is different from the conventional one. Although the hard card type is thinner than the conventional hard card type, since the circuit board portion is arranged in the thickness direction at the bottom of the magnetic disk device, there is a limit to how thin the layer can be made.
特に、例えばディスク径が３．５インチ以下の磁気ディ
スク装置では、パーソナルユース用のパソコンやワープ
ロなどに構成されているいわゆるノートブックタイプの
機種に磁気ディスク装置を搭載する場合等には、可能な
限り薄型であることが要求されているが、前記従来の上
下重ね合せタイプでは約１２．７１ｍ（１／２インチ）
の厚さが限界であり、公知例ではこれよりも若干厚い約
１７１となっている。In particular, for magnetic disk drives with a disk diameter of 3.5 inches or less, it is possible to It is required to be as thin as possible, but the conventional stacked type is approximately 12.71 m (1/2 inch).
The maximum thickness is approximately 171 mm, which is slightly thicker than this in known examples.
この発明は、従来装置のかかる問題を解決してできる限
り薄型化できるよう工夫された磁気ディスク装置を提案
することによって最近の要求に対応することを目的とし
ている。The present invention aims to meet recent demands by proposing a magnetic disk device that solves the problems of conventional devices and is designed to be as thin as possible.
［発明の構成］
（課題を解決するための手段）
前記課題を解決するためのこの発明の構成は、磁気ディ
スクを回転させるスピンドルモータを備え、磁気ヘッド
を設けているアクチュエータアームが磁気ディスク面に
対して平行なシーク移動を行うように構成された装置機
構部と、装置機構部の１ｉｌｌｔ［ｌおよび磁気ヘッド
によるデータの記録再生信号の処理を行う電気的回路を
備えた回路基板部とを、互いに横方向に並列に配置して
両者を電気的に結合したものである。[Structure of the Invention] (Means for Solving the Problems) The structure of the present invention for solving the above problems includes a spindle motor that rotates a magnetic disk, and an actuator arm provided with a magnetic head that is attached to the surface of the magnetic disk. a device mechanism section configured to perform seek movement parallel to the device mechanism section, and a circuit board section equipped with an electric circuit for processing data recording/reproduction signals by the 1illt [l and magnetic head of the device mechanism section. They are arranged in parallel with each other in the lateral direction and are electrically coupled.
装置機構部と回路基板部との電気的結合部に可撓性部材
を用いてもよい。A flexible member may be used for the electrical connection between the device mechanism section and the circuit board section.
装置２？機構部Ｊ３よび回路基板部は、前記並列配置状
態で一つの基台に取付ける構造としてもよい。Device 2? The mechanism part J3 and the circuit board part may be attached to one base in the parallel arrangement state.
（作用）
磁気ディスクやアクチュエータアームなどを主体とする
装置機構部と、装置機構部の制御などを行う電気的回路
を備えた回路基板部とが、互いに横方向に並列に配置さ
れているので、この磁気ディスク装置の厚さは、装置機
構部又は回路基板部の何れか厚いものに略等しい程度の
充分に薄いものとなり、従来装置の如く装置機構部と回
路基板部とを上下に重ね合せている構成のものに比べる
とこの発明装置では大略１／２の厚さとなってハンディ
タイプのＲ器に用いる磁気ディスク装置として好適な薄
型なものとなる。(Function) The device mechanism section, which mainly consists of magnetic disks, actuator arms, etc., and the circuit board section, which is equipped with an electric circuit for controlling the device mechanism section, are arranged in parallel with each other in the horizontal direction. The thickness of this magnetic disk device is thin enough to be approximately equal to the thickness of either the device mechanism section or the circuit board section, whichever is thicker. The device of the present invention has a thickness that is approximately 1/2 that of the device having the same configuration, making it a thin device suitable as a magnetic disk device for use in a hand-held type R device.
装置機構部と回路基板部とを可撓性部材によって電気的
に結合することで、装置機構部と回路基板部とを、従来
のように重ね合せることも可能であるので、薄型化に対
応できるとともに、左右幅と奥行寸法のコンパクト化を
主目的とする場合にも対応可能となる。By electrically coupling the device mechanism section and the circuit board section with a flexible member, the device mechanism section and the circuit board section can be stacked on top of each other like in the past, which can accommodate thinning. At the same time, it can also be applied to cases where the main purpose is to make the left and right width and depth more compact.
装置機構部および回路基板部を、前記並列配置状態で一
つの基台に取付ける構成とすれば、持ち運びが容易にな
るとともに、この発明の磁気ディスク装置を使用する機
器への取付けが容易となる。If the device mechanism section and the circuit board section are mounted on one base in the above-mentioned parallel arrangement, it becomes easy to carry and also easy to attach to equipment that uses the magnetic disk drive of the present invention.
（実施例） 次にこの発明の実施例を図に基づいて説明する。(Example) Next, embodiments of the present invention will be described based on the drawings.
第１図に磁気ディスク装置４１の斜視図を、第２図に第
１図の正面図を、それぞれ示した。FIG. 1 shows a perspective view of the magnetic disk drive 41, and FIG. 2 shows a front view of FIG. 1.
基台４３に装置機構部９が装着され、電気的回路部品３
７をプリント配線基板３５に実装して形成される回路基
板部１１は装置機構部９の一方の横側方に配置され、装
置機構部９は電気的結合部としての可撓性部材たるフレ
キシブルケーブル４５によって回路基板部１１に接続さ
れている。The device mechanism section 9 is mounted on the base 43, and the electrical circuit component 3
A circuit board section 11 formed by mounting 7 on a printed wiring board 35 is arranged on one side of the device mechanism section 9, and the device mechanism section 9 has a flexible cable as a flexible member serving as an electrical connection section. 45 to the circuit board section 11.
この第１図の装置機構部９と回路基板部１１は、第６図
と第７図にて説明した前記従来装置の装置機構部９およ
び回路基板部１１と同等の構成で差支えない。The device mechanism section 9 and circuit board section 11 shown in FIG. 1 may have the same structure as the device mechanism section 9 and circuit board section 11 of the conventional device explained with reference to FIGS. 6 and 7.
即ち装置機構部９は、磁気ディスク１３を回転させるス
ピンドルモータ１５、基台４３とこれに立設されたシャ
フト１９、このシャフト１９によって枢支されたアクチ
ュエータアーム２１とこれに取付けられた上下のへラド
アーム２３と磁気ヘッド２５、アクチュエータアーム２
１に巻装された駆動コイル２７、基台４３に取付けられ
た上下のヨーク３１．３３とこのヨーク３１．３３にそ
れぞれ取付けられた図示外のマグネット、によって構成
され、駆動コイル２７に流す電流を制御してマグネット
との作用によりアクチュエータアーム２１がシーク回動
する構造であり、装置機構部９は、基台４３にねじ４７
にて取付（）たトップカバー４９によって覆われている
。That is, the device mechanism section 9 includes a spindle motor 15 that rotates the magnetic disk 13, a base 43 and a shaft 19 erected thereon, an actuator arm 21 pivotally supported by the shaft 19, and an upper and lower arm attached to this. Rad arm 23, magnetic head 25, actuator arm 2
1, upper and lower yokes 31.33 attached to the base 43, and magnets (not shown) attached to the yokes 31.33, respectively. The actuator arm 21 has a structure in which the actuator arm 21 performs seek rotation under control and action with a magnet.
It is covered by a top cover 49 attached at ( ).
回路基板部１１は、プリント配線基板３５に取付けたイ
ンタフェースコネクタ４９によって、第３図に示すよう
なノートブックタイプのパソコンあるいはワープロ等の
機器本体側に接続される。The circuit board section 11 is connected to a main body of a device such as a notebook type personal computer or a word processor as shown in FIG. 3 through an interface connector 49 attached to a printed wiring board 35.
前記のようにこの磁気ディスク装置４１は、装置機構部
９とこれを制御する回路基板部１１とが互いに横方向に
並列に配置されているので、磁気ディスク装置４１の厚
さは、装置Ｉａ構部９又は回路基板部１１の何れか厚い
ものに略等しい程度の充分な薄いものに構成され、従来
装置の如く、装置機構部と回路基板部とを上下に重ね合
せている構成のものに比べて前記実施例では大略１／２
の厚さとなっている。As described above, in this magnetic disk device 41, the device mechanism section 9 and the circuit board section 11 that controls it are arranged in parallel with each other in the horizontal direction, so the thickness of the magnetic disk device 41 is equal to the device Ia structure. 9 or the circuit board 11, whichever is thicker, compared to conventional devices in which the device mechanism section and the circuit board section are stacked one above the other. In the above example, approximately 1/2
It has a thickness of .
このように薄を化された磁気ディスク装Ｎ４１を、基台
４３とプリント配線基板３５に、それぞれねじ孔５７．
５９を設けておいて、第３図に示すようなノートブック
タイプのワープロあるいはパソコンの機器に搭載するこ
とで、機器本体の薄型化が可能となる。第３図において
、７３はデイスプレィ、７５はキーボードである。なお
、機器本体への取付けには、機器本体側の取（＝Ｊ部と
、磁気ディスク装Ｎ４１との間に、第２図のように防振
ゴム６７．６９を介在させるが、この防振ゴム６７．６
９はなくてもよく、単にスペーサを介在させるだけでも
よい。The thus thinned magnetic disk unit N41 is inserted into the base 43 and the printed wiring board 35 through screw holes 57.
59 and mounted on a notebook-type word processor or personal computer as shown in FIG. 3, the device itself can be made thinner. In FIG. 3, 73 is a display, and 75 is a keyboard. In addition, when installing it to the main body of the device, vibration isolating rubber 67 and 69 are interposed between the mounting on the main body side (= J part and the magnetic disk unit N41 as shown in Fig. 2). Rubber 67.6
9 may be omitted, and a spacer may simply be provided.
そして、この第１図、第２図の実施例では装置機構部９
はフレキシブルケーブル４５によって回路基板部１１に
接続されているので、このフレキシブルケーブル４５を
折曲げるようにして例えば回路基板部１１を第１図で１
８０°反転して装置機構部９の上あるいは下に向い合せ
に重ねることができ、このように重ね合せ固定すること
によって装置本体の左右幅および奥行寸法のコンパクト
化を主目的とする機種にも対応できる。In the embodiment shown in FIGS. 1 and 2, the device mechanism section 9
is connected to the circuit board section 11 by a flexible cable 45, so by bending this flexible cable 45, for example, the circuit board section 11 is connected to the circuit board section 11 in FIG.
It can be flipped 80 degrees and stacked face-to-face above or below the device mechanism section 9, and by stacking and fixing it in this way, it can also be used for models whose main purpose is to make the horizontal width and depth of the device main body more compact. I can handle it.
また、パソコン等の機器内の部品レイアウトの関係から
装置機構部９と回路基板部１１とを隣接できないような
場合は、フレキシブルケー７４５を延長させて両者を離
れた位置に配置してもよい。Furthermore, if the device mechanism section 9 and the circuit board section 11 cannot be placed adjacent to each other due to the component layout within a device such as a personal computer, the flexible cable 745 may be extended and the two may be placed at a separate position.
また、第２図に示すように回路基板部１１の厚さは装置
機構部９の厚さに比べてかなり薄いので、装置機構部９
の厚さと略同程度に収まるのであれば、機器本体側の図
示しない回路基板を回路基板部１１に重ね合せ固定する
ようにしてもよい。これにより、機器本体内の他部品の
レイアウト上の設計自由度が向上する。Furthermore, as shown in FIG. 2, the thickness of the circuit board section 11 is considerably thinner than that of the device mechanism section 9, so
A circuit board (not shown) on the device main body side may be superimposed and fixed on the circuit board portion 11 as long as the thickness is approximately the same as the thickness of the circuit board portion 11 . This improves the degree of freedom in designing the layout of other components within the device body.
第４図に磁気ディスク装置４１を斜視図で示した第２実
施例では、第１図の第１実施例における基台４３を回路
基板部１１まで延設して大きい基台５３として、回路基
板部１１のプリント配線基板３５をねじ５５によってこ
の基台５３へ取付けたものであり、この第２実施例も前
記第１図、第２図の第１実施例と同様に並列配置による
厚さの薄型化という効果が得られるほか、両者が基台５
３によって固定されるので、磁気ディスク装置の持ち運
びが容易となる。In a second embodiment in which a magnetic disk drive 41 is shown in a perspective view in FIG. 4, the base 43 in the first embodiment shown in FIG. The printed wiring board 35 of section 11 is attached to this base 53 by screws 55, and this second embodiment also has a thickness reduction due to the parallel arrangement, similar to the first embodiment shown in FIGS. 1 and 2. In addition to achieving the effect of being thinner, both are attached to the base 5.
3, the magnetic disk device can be easily carried.
前記各実施例における特徴を説明するため、磁気ディス
ク装置４１の幅および奥行寸法を示す平面図を模式的に
第５図に示した。図において、領域■→−■は装置機構
部９と回路基板部１１とを重ね合せた従来の３．５イン
チ用磁気ディスク装置の外形寸法に対応し、領域■はそ
れより小さい例えば２．５インチ用同従来の磁気ディス
ク装置の外形寸法に対応している。In order to explain the features of each of the embodiments described above, a plan view schematically showing the width and depth dimensions of the magnetic disk device 41 is shown in FIG. In the figure, the area ■ → -■ corresponds to the external dimensions of a conventional 3.5-inch magnetic disk device in which the device mechanism section 9 and the circuit board section 11 are overlapped, and the area ■ is smaller, for example, 2.5 inches. It corresponds to the external dimensions of the conventional magnetic disk drive for inches.
ここで、３．５インチ磁気ディスク装置よりもディスク
径の小さい２．５インチディスク装置に実施例を適用し
た場合を考えると、装置機構部９の奥行寸法を従来の３
．５インチ磁気ディスク装置の幅寸法程度に、又、幅寸
法を同従来の３．５インチ磁気ディスク装置の奥行寸法
の１／２程度に設計し、さらに回路基板部１１の寸法を
前記装置機構部９の寸法と同等程度に設計すれば、全体
として幅×奥行の寸法が従来の３．５インチ磁気ディス
ク装置と同等程度のまま標準化された磁気ディスク装置
の設計が可能となり、厚さは従来の３．５インチ磁気デ
ィスク装置に対して１／２程度の薄型に構成できること
になる。Here, considering the case where this embodiment is applied to a 2.5-inch disk device whose disk diameter is smaller than that of a 3.5-inch magnetic disk device, the depth dimension of the device mechanism section 9 is
．． The width dimension is designed to be approximately the width of a 5-inch magnetic disk device, and the width dimension is approximately 1/2 of the depth dimension of a conventional 3.5-inch magnetic disk device, and the dimensions of the circuit board section 11 are designed to be similar to the device mechanism section. 9, it is possible to design a standardized magnetic disk drive with the overall width x depth dimensions comparable to a conventional 3.5-inch magnetic disk drive, and the thickness is comparable to that of a conventional 3.5-inch magnetic disk drive. This means that it can be configured to be about 1/2 as thin as a 3.5-inch magnetic disk device.
前記各実施例におけるアクチュエータアーム２１は、図
示は省略したが、回動ではなく直線移動するタイプのも
のであってもよく、又、マグネットも上下方向で１ケで
もよい。Although not shown in the drawings, the actuator arm 21 in each of the embodiments may be of a type that moves linearly instead of rotating, and the number of magnets may also be one in the vertical direction.
［発明の効果］
以上によって明らかなようにこの発明の構成によれば、
装置機構部と回路基板部とを互いに横方向に並列に配置
しているので、これらによって構成されている磁気ディ
スク装置の厚さは、装置機構部又は回路基板部の何れか
厚いものに略等しい程度の充分に薄いものとなり、従来
装置の如く装置機構部と回路基板部を上下に重ね合せて
いる構成のものに比べるとこの発明装置では大略１７２
程度の厚さとなってハンディタイプの機器に用いる磁気
ディスク装置として好適な薄型となる。[Effects of the Invention] As is clear from the above, according to the configuration of this invention,
Since the device mechanism section and the circuit board section are arranged in parallel with each other in the horizontal direction, the thickness of the magnetic disk device constituted by these is approximately equal to the thickness of either the device mechanism section or the circuit board section, whichever is thicker. Compared to a conventional device in which the device mechanism section and the circuit board section are stacked one on top of the other, the device of this invention has a thickness of approximately 172 mm.
This makes it suitable for use as a magnetic disk device for use in hand-held devices.
装置機構部と回路基板部とを可撓性部材によって電気的
に結合することで、装置機構部と回路基板部とを、従来
のように向い合って重ね合せることも可能であるので、
薄型化に対応できるとともに、左右幅と奥行寸法のコン
パクト化を主目的とする場合にも対応できる。By electrically coupling the device mechanism section and the circuit board section with a flexible member, it is also possible to overlap the device mechanism section and the circuit board section facing each other as in the conventional case.
Not only can it be made thinner, but it can also be used when the main purpose is to make the horizontal width and depth more compact.
装置機構部および回路基板部を、前記並列配置状態で一
つの基台に取付ける構成とすれば、この磁気ディスク装
置の持ち運びが容易となる。If the device mechanism section and the circuit board section are attached to one base in the above-mentioned parallel arrangement, this magnetic disk device can be easily carried.
第１図はこの発明の第１実施例の斜視図、第２図は第１
図の正面図、第３図は第１図の磁気ディスク装置を搭載
したワープロあるいはパソコンの斜視図、第４図はこの
発明の第２実施例の斜視図、第５図は磁気ディスク装置
の外形寸法を説明するための平面図、第６図は従来装置
の斜視図、第７図は第６図の正面図である。
９・・・装置機構部
１１・・・回路基板部
１３・・・磁気ディスク
１５・・・スピンドルモータ
２１・・・アクチュエータアーム
２５・・・磁気ヘッドFIG. 1 is a perspective view of the first embodiment of the invention, and FIG. 2 is a perspective view of the first embodiment of the invention.
3 is a perspective view of a word processor or personal computer equipped with the magnetic disk device shown in FIG. 1, FIG. 4 is a perspective view of a second embodiment of the present invention, and FIG. 5 is an external view of the magnetic disk device. FIG. 6 is a plan view for explaining dimensions, FIG. 6 is a perspective view of the conventional device, and FIG. 7 is a front view of FIG. 6. 9... Device mechanism section 11... Circuit board section 13... Magnetic disk 15... Spindle motor 21... Actuator arm 25... Magnetic head
Claims (3)
え、磁気ヘッドを設けているアクチュエータアームが磁
気ディスク面に対して平行なシーク移動を行うように構
成された装置機構部と、装置機構部の制御および磁気ヘ
ッドによるデータの記録再生信号の処理を行う電気的回
路を備えた回路基板部とを、互いに横方向に並列に配置
して両者を電気的に結合したことを特徴とする磁気ディ
スク装置。(1) A device mechanism section that is equipped with a spindle motor that rotates a magnetic disk and is configured such that an actuator arm that is provided with a magnetic head performs seek movement parallel to the magnetic disk surface, and a device mechanism section that controls and controls the device mechanism section. What is claimed is: 1. A magnetic disk device comprising: a circuit board portion provided with an electric circuit for processing data recording/reproducing signals by a magnetic head; and a circuit board portion provided with an electric circuit for processing data recording/reproducing signals by a magnetic head, which are arranged horizontally in parallel to each other and electrically coupled.
性部材を用いたことを特徴とする請求項１記載の磁気デ
ィスク装置。(2) The magnetic disk device according to claim 1, wherein a flexible member is used for the electrical connection portion between the device mechanism portion and the circuit board portion.
一つの基台に取付けたものであることを特徴とする請求
項１記載の磁気ディスク装置。(3) The magnetic disk device according to claim 1, wherein the device mechanism section and the circuit board section are mounted on a single base in the parallel state.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1198427A JP2848637B2 (en) | 1989-07-31 | 1989-07-31 | Notebook type electronic devices |
| KR1019900011426A KR920008487B1 (en) | 1989-07-31 | 1990-07-27 | Magnetic disc apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1198427A JP2848637B2 (en) | 1989-07-31 | 1989-07-31 | Notebook type electronic devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0362389A true JPH0362389A (en) | 1991-03-18 |
| JP2848637B2 JP2848637B2 (en) | 1999-01-20 |
Family
ID=16390914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1198427A Expired - Lifetime JP2848637B2 (en) | 1989-07-31 | 1989-07-31 | Notebook type electronic devices |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2848637B2 (en) |
| KR (1) | KR920008487B1 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0412191U (en) * | 1990-05-15 | 1992-01-31 | ||
| US5886850A (en) * | 1991-09-24 | 1999-03-23 | Teac Corporation | High capacity, low profile disk drive system |
| US5982578A (en) * | 1993-11-02 | 1999-11-09 | Seagate Technology, Inc. | Disk drive housing with recess for circuit panel |
| US6567360B1 (en) | 1999-04-12 | 2003-05-20 | Fujitsu Limited | Case construction of memory apparatus using portable recording medium |
| US6597531B2 (en) | 1999-12-22 | 2003-07-22 | Tdk Corporation | Low-profile magnetic disk drive |
| US6697214B2 (en) | 2001-04-26 | 2004-02-24 | International Business Machines Corporation | Removable disk drive with separable electrical and mechanical components |
| US8587749B2 (en) | 2008-01-09 | 2013-11-19 | Toyota Boshoku Kabushiki Kaisha | Liquid crystal display device for vehicle use having a screen with a polarization member |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100326398B1 (en) * | 1999-12-31 | 2002-03-08 | 안효헌 | Process for preparing silk blanket |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62121624U (en) * | 1986-01-24 | 1987-08-01 |
-
1989
- 1989-07-31 JP JP1198427A patent/JP2848637B2/en not_active Expired - Lifetime
-
1990
- 1990-07-27 KR KR1019900011426A patent/KR920008487B1/en not_active IP Right Cessation
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62121624U (en) * | 1986-01-24 | 1987-08-01 |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0412191U (en) * | 1990-05-15 | 1992-01-31 | ||
| US5886850A (en) * | 1991-09-24 | 1999-03-23 | Teac Corporation | High capacity, low profile disk drive system |
| US6385006B1 (en) | 1991-09-24 | 2002-05-07 | Teac Corporation | High capacity, low profile disk drive system |
| US5982578A (en) * | 1993-11-02 | 1999-11-09 | Seagate Technology, Inc. | Disk drive housing with recess for circuit panel |
| US6567360B1 (en) | 1999-04-12 | 2003-05-20 | Fujitsu Limited | Case construction of memory apparatus using portable recording medium |
| US6597531B2 (en) | 1999-12-22 | 2003-07-22 | Tdk Corporation | Low-profile magnetic disk drive |
| US6697214B2 (en) | 2001-04-26 | 2004-02-24 | International Business Machines Corporation | Removable disk drive with separable electrical and mechanical components |
| US8587749B2 (en) | 2008-01-09 | 2013-11-19 | Toyota Boshoku Kabushiki Kaisha | Liquid crystal display device for vehicle use having a screen with a polarization member |
Also Published As
| Publication number | Publication date |
|---|---|
| KR910003653A (en) | 1991-02-28 |
| KR920008487B1 (en) | 1992-09-30 |
| JP2848637B2 (en) | 1999-01-20 |
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