JPS6242125U - - Google Patents
Info
- Publication number
- JPS6242125U JPS6242125U JP1985133757U JP13375785U JPS6242125U JP S6242125 U JPS6242125 U JP S6242125U JP 1985133757 U JP1985133757 U JP 1985133757U JP 13375785 U JP13375785 U JP 13375785U JP S6242125 U JPS6242125 U JP S6242125U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- shaped magnetic
- information disk
- magnetic body
- information
- 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
- 238000003466 welding Methods 0.000 claims description 2
- 230000004927 fusion Effects 0.000 description 1
Description
第１図は本考案による情報デイスクを示す断面
図であり、第２図はその組立て断面図であり、第
３図はデイスク回転駆動装置へクランプした状態
を示す断面図である。第４図は従来の情報デイス
クをデイスク回転駆動装置へクランプした状態を
示す断面図である。
１１…情報デイスク、１２…情報デイスク本体
、１３…リング状磁性体、１４…ハブ、１９…超
音波融着部。
FIG. 1 is a sectional view showing an information disk according to the present invention, FIG. 2 is an assembled sectional view thereof, and FIG. 3 is a sectional view showing a state in which the information disk is clamped to a disk rotation drive device. FIG. 4 is a sectional view showing a state in which a conventional information disk is clamped to a disk rotation drive device. DESCRIPTION OF SYMBOLS 11... Information disk, 12... Information disk main body, 13... Ring-shaped magnetic body, 14... Hub, 19... Ultrasonic fusion part.
補正 昭６１．１１．２８
実用新案登録請求の範囲を次のように補正する
。Amendment November 28, 1981 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
中心部に回転駆動装置側のデイスク芯出し部材
が係合する中心孔を有するとともに情報信号が記
録される情報デイスク本体と、
リング状磁性体と、
このリング状磁性体を前記情報デイスク本体と
ともに挟持するハブとを備え、
上記ハブを前記情報デイスク本体の上記中心孔
周部に超音波融着により固着することにより前記
リング状磁性体を挟持するようにしたことを特徴
とする情報デイスク。[Scope of Claim for Utility Model Registration] An information disk body having a center hole in the center that is engaged with a disk centering member on the rotation drive side and in which information signals are recorded, a ring-shaped magnetic body, and the ring-shaped magnetic body. and a hub that clamps the body together with the information disk body, and the hub is fixed to the circumference of the center hole of the information disk body by ultrasonic welding, thereby sandwiching the ring-shaped magnetic body. Features an information disk.
Claims (1)
とともに情報信号が記録される情報デイスク本体
と、 リング状磁性体と、 このリング状磁性体を前記情報デイスク本体と
ともに挾持するハブとを備え、 上記ハブを前記情報デイスク本体の中心孔周部
に超音波融着により固着することにより前記リン
グ状磁性体を挾持するようにしたことを特徴とす
る情報デイスク。[Claims for Utility Model Registration] An information disk body having a central hole for inserting a rotational drive member in the center and on which information signals are recorded; a ring-shaped magnetic body; and the ring-shaped magnetic body together with the information disk body. 1. An information disk, comprising: a hub for holding the ring-shaped magnetic body, the hub being fixed to the periphery of the center hole of the information disk body by ultrasonic welding, thereby holding the ring-shaped magnetic body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985133757U JPS6242125U (en) | 1985-08-31 | 1985-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985133757U JPS6242125U (en) | 1985-08-31 | 1985-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6242125U true JPS6242125U (en) | 1987-03-13 |
Family
ID=31034361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985133757U Pending JPS6242125U (en) | 1985-08-31 | 1985-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6242125U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01159273U (en) * | 1988-04-20 | 1989-11-02 |
-
1985
- 1985-08-31 JP JP1985133757U patent/JPS6242125U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01159273U (en) * | 1988-04-20 | 1989-11-02 |
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