JPS6283213U - - Google Patents
Info
- Publication number
- JPS6283213U JPS6283213U JP17451985U JP17451985U JPS6283213U JP S6283213 U JPS6283213 U JP S6283213U JP 17451985 U JP17451985 U JP 17451985U JP 17451985 U JP17451985 U JP 17451985U JP S6283213 U JPS6283213 U JP S6283213U
- Authority
- JP
- Japan
- Prior art keywords
- support cylinder
- center
- fitted
- inner diameter
- outer periphery
- 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
- 229920002994 synthetic fiber Polymers 0.000 claims 1
Description
第１図は本考案の第一実施例を示す磁気ヘツド
ドラムの一部省略斜視図、第２図は同じくその横
断面図、第３図は同じく要部拡大断面図、第４図
は本考案の第二実施例を示す磁気ヘツドドラムの
要部拡大横断面図、第５図は従来の磁気ヘツドド
ラムの一部省略斜視図、第６図は同じくその横断
面図である。
８：固定ドラム、９：回転軸支持筒、１０，１
１：ベアリング、１２：応力不均一緩和溝、１３
，１４：外輪、１５，１６：外周縁中央側端、１
７，１８：内輪、１９：回転軸、２０，２１：ベ
アリングの外端、２２，２３：頂点。
Fig. 1 is a partially omitted perspective view of a magnetic head drum showing a first embodiment of the present invention, Fig. 2 is a cross-sectional view thereof, Fig. 3 is an enlarged sectional view of the main part, and Fig. 4 is a perspective view of a magnetic head drum according to the present invention. FIG. 5 is a partially omitted perspective view of a conventional magnetic head drum, and FIG. 6 is a cross-sectional view thereof. 8: Fixed drum, 9: Rotating shaft support cylinder, 10,1
1: Bearing, 12: Stress non-uniform relaxation groove, 13
, 14: Outer ring, 15, 16: Outer periphery center end, 1
7, 18: Inner ring, 19: Rotating shaft, 20, 21: Outer end of bearing, 22, 23: Vertex.
Claims (1)
、該支持筒の上下開放端部に支持筒中央部内径よ
り大きい内径の嵌合孔が形成され、該嵌合孔に前
記支持筒より合成が大な材質から成るベアリング
が圧入または焼嵌めされて内嵌固定され、前記支
持筒の外周部に応力不均一緩和溝が形成され、該
緩和溝は、前記ベアリングの外輪の外周縁中央側
端の近傍に配置されたことを特徴とする磁気ヘツ
ドドラム。 A rotary shaft support cylinder is formed in the center of the fixed drum, and a fitting hole having an inner diameter larger than the inner diameter of the center part of the support cylinder is formed in the upper and lower open ends of the support cylinder, and a synthetic material is formed in the fitting hole. A bearing made of a large material is press-fitted or shrink-fitted and fixed internally, and an uneven stress relieving groove is formed on the outer periphery of the support cylinder, and the relieving groove is located at the center end of the outer periphery of the outer ring of the bearing. A magnetic head drum characterized by being placed nearby.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17451985U JPS6283213U (en) | 1985-11-12 | 1985-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17451985U JPS6283213U (en) | 1985-11-12 | 1985-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6283213U true JPS6283213U (en) | 1987-05-27 |
Family
ID=31112976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17451985U Pending JPS6283213U (en) | 1985-11-12 | 1985-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6283213U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01102558U (en) * | 1987-12-28 | 1989-07-11 |
-
1985
- 1985-11-12 JP JP17451985U patent/JPS6283213U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01102558U (en) * | 1987-12-28 | 1989-07-11 |