JPS6387698U - - Google Patents
Info
- Publication number
- JPS6387698U JPS6387698U JP18107686U JP18107686U JPS6387698U JP S6387698 U JPS6387698 U JP S6387698U JP 18107686 U JP18107686 U JP 18107686U JP 18107686 U JP18107686 U JP 18107686U JP S6387698 U JPS6387698 U JP S6387698U
- Authority
- JP
- Japan
- Prior art keywords
- top cover
- damping material
- magnetic disk
- storage device
- spindle motor
- 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
- 239000000463 material Substances 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 1
Description
第１図は本考案一実施例のＨＤＤを裏面側から
見た斜視図、第２図はＨＤＤの内部を示す斜視図
、第３図はアクチユエータアームアセンブリの回
転中心を計算するためのモデル図、第４図はスイ
ングアーム方式のＨＤＤの騒音レベルを示す線図
、第５図ａは振動測定用ピツクアツプを取付ける
位置および振動方向を示す図、第５図ｂおよびｃ
はベースフレーム上の加速度を示す線図、第６図
はアクチユエータが揺動運動をするとき、ベース
フレームの振動が比較的大きくなる部分を示す図
、第７図はＨＤＤの騒音レベルを示す線図、第８
図はベースフレーム上の加速度を示す線図である
。
１……アクチユエータアセンブリ、７……ベー
スフレーム、１２……トツプカバー、１３……制
振材料。
Figure 1 is a perspective view of an HDD according to an embodiment of the present invention viewed from the back side, Figure 2 is a perspective view showing the inside of the HDD, and Figure 3 is a model for calculating the center of rotation of the actuator arm assembly. Figure 4 is a diagram showing the noise level of a swing arm type HDD, Figure 5 a is a diagram showing the mounting position and vibration direction of the vibration measurement pick-up, Figures 5 b and c
6 is a diagram showing the acceleration on the base frame, FIG. 6 is a diagram showing the part where the vibration of the base frame is relatively large when the actuator makes a rocking motion, and FIG. 7 is a diagram showing the noise level of the HDD. , 8th
The figure is a diagram showing acceleration on the base frame. DESCRIPTION OF SYMBOLS 1... Actuator assembly, 7... Base frame, 12... Top cover, 13... Vibration damping material.
Claims (1)
と、 ヘツドアセンブリを有し、このヘツドアセンブ
リにより上記デイスク上をシークするアクチユエ
ータアセンブリと、 ベースフレームと、 トツプカバーと を有し、これらによりデイスク・エンクロージヤ
を形成した磁気デイスク記憶装置において、上記
トツプカバーを制振材料により形成したことを特
徴とする磁気デイスク記憶装置。 ２ 上記制振材料が高分子材料を金属板で挾んだ
複合型制振材料であることを特徴とする実用新案
登録請求の範囲第１項記載の磁気デイスク記憶装
置。[Claims for Utility Model Registration] 1. A spindle motor, a magnetic disk fixed to the spindle motor, an actuator assembly having a head assembly and seeking on the disk by the head assembly, a base frame, 1. A magnetic disk storage device comprising a top cover and a disk enclosure formed by the top cover, characterized in that the top cover is made of a damping material. 2. The magnetic disk storage device according to claim 1, wherein the vibration damping material is a composite vibration damping material in which a polymeric material is sandwiched between metal plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18107686U JPS6387698U (en) | 1986-11-27 | 1986-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18107686U JPS6387698U (en) | 1986-11-27 | 1986-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6387698U true JPS6387698U (en) | 1988-06-08 |
Family
ID=31125618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18107686U Pending JPS6387698U (en) | 1986-11-27 | 1986-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6387698U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001073788A1 (en) * | 2000-03-27 | 2001-10-04 | Shishiai-Kabushikigaisha | Hard disk cover |
| US10229720B2 (en) | 2017-03-23 | 2019-03-12 | Kabushiki Kaisha Toshiba | Disk apparatus |
-
1986
- 1986-11-27 JP JP18107686U patent/JPS6387698U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001073788A1 (en) * | 2000-03-27 | 2001-10-04 | Shishiai-Kabushikigaisha | Hard disk cover |
| US10229720B2 (en) | 2017-03-23 | 2019-03-12 | Kabushiki Kaisha Toshiba | Disk apparatus |
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