JPS62124665U - - Google Patents
Info
- Publication number
- JPS62124665U JPS62124665U JP1031386U JP1031386U JPS62124665U JP S62124665 U JPS62124665 U JP S62124665U JP 1031386 U JP1031386 U JP 1031386U JP 1031386 U JP1031386 U JP 1031386U JP S62124665 U JPS62124665 U JP S62124665U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic disk
- spindle
- annular recess
- outer circumferential
- magnetic
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims 1
- 239000011521 glass Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Description
第１図は本考案をウインチエスタ型磁気デイス
ク装置に適用した場合の一実施例を示すデイスク
回転部分の断面図、第２図は要部の拡大断面図、
第３図はスペーサの拡大断面図、第４図は弾性体
の断面図、第５図は本考案の他の実施例を示す要
部断面図、第６図はスペーサの他の実施例を示す
断面図、第７図はウインチエスタ型磁気デイスク
装置の従来例を示すデイスク回転部分の断面図で
ある。
１，１ａ，１ｂ……磁気デイスク、２，２ａ，
２ｂ……スペーサ、３……スピンドル、４……モ
ータ、５……固定軸、６……ロータ、９……締め
付け金具、１０……台座部、２０……基板、２２
……弾性体、２５，３３……環状凹部。
FIG. 1 is a sectional view of a disk rotating part showing an embodiment of the present invention applied to a winchiesta type magnetic disk device, FIG. 2 is an enlarged sectional view of the main part,
Fig. 3 is an enlarged sectional view of the spacer, Fig. 4 is a sectional view of the elastic body, Fig. 5 is a sectional view of main parts showing another embodiment of the present invention, and Fig. 6 shows another embodiment of the spacer. 7 is a sectional view of a disk rotating portion showing a conventional example of a winchiesta type magnetic disk device. 1, 1a, 1b...magnetic disk, 2, 2a,
2b...Spacer, 3...Spindle, 4...Motor, 5...Fixed shaft, 6...Rotor, 9...Tightening fitting, 10...Pedestal, 20...Substrate, 22
...Elastic body, 25, 33...Annular recess.
Claims (1)
によつて回転されるスピンドルと、このスピンド
ルの外周面に嵌挿され、かつこの外周面の下方部
に設けられた台座部上に積層配置された複数個の
磁気デイスクと、これらの磁気デイスク間に介在
されデイスク間隔を一定に保持する複数個のスペ
ーサと、前記スピンドルの上方端面に固定されて
前記台座部に対向する磁気デイスクの部分を押圧
する締め付け金具とを具備してなり、前記磁気デ
イスクの基板をガラス、セラミツクス等の〓〓
〓弱材料で製作し、前記スペーサの磁気デイスク
と接触する少なくとも一方の面に環状凹部を形成
し、この環状凹部内にリング状の弾性体を配設し
たことを特徴とする磁気デイスク装置。 A spindle that is rotatably arranged around a fixed shaft and rotated by a motor drive, and a pedestal that is fitted onto the outer circumferential surface of the spindle and provided in a lower part of the outer circumferential surface. A plurality of magnetic disks, a plurality of spacers interposed between these magnetic disks to keep the disk spacing constant, and a portion of the magnetic disk fixed to the upper end surface of the spindle and facing the pedestal portion pressed. The substrate of the magnetic disk is made of glass, ceramics, etc.
A magnetic disk device made of a weak material, characterized in that an annular recess is formed on at least one surface of the spacer that contacts the magnetic disk, and a ring-shaped elastic body is disposed within the annular recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986010313U JPH0617231Y2 (en) | 1986-01-29 | 1986-01-29 | Magnetic disk device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986010313U JPH0617231Y2 (en) | 1986-01-29 | 1986-01-29 | Magnetic disk device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62124665U true JPS62124665U (en) | 1987-08-07 |
| JPH0617231Y2 JPH0617231Y2 (en) | 1994-05-02 |
Family
ID=30796488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986010313U Expired - Lifetime JPH0617231Y2 (en) | 1986-01-29 | 1986-01-29 | Magnetic disk device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0617231Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60173180U (en) * | 1984-04-23 | 1985-11-16 | ソニー株式会社 | magnetic disk |
| JPS61129765A (en) * | 1984-08-22 | 1986-06-17 | マツクスタ−・コ−ポレ−シヨン | Sprindle hub-disc interface construction |
| JPS61148667A (en) * | 1984-12-20 | 1986-07-07 | Fujitsu Ltd | Attaching structure of magnetic disc |
| JPS62106344U (en) * | 1985-12-20 | 1987-07-07 |
-
1986
- 1986-01-29 JP JP1986010313U patent/JPH0617231Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60173180U (en) * | 1984-04-23 | 1985-11-16 | ソニー株式会社 | magnetic disk |
| JPS61129765A (en) * | 1984-08-22 | 1986-06-17 | マツクスタ−・コ−ポレ−シヨン | Sprindle hub-disc interface construction |
| JPS61148667A (en) * | 1984-12-20 | 1986-07-07 | Fujitsu Ltd | Attaching structure of magnetic disc |
| JPS62106344U (en) * | 1985-12-20 | 1987-07-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0617231Y2 (en) | 1994-05-02 |