JPS62129149U - - Google Patents
Info
- Publication number
- JPS62129149U JPS62129149U JP1494986U JP1494986U JPS62129149U JP S62129149 U JPS62129149 U JP S62129149U JP 1494986 U JP1494986 U JP 1494986U JP 1494986 U JP1494986 U JP 1494986U JP S62129149 U JPS62129149 U JP S62129149U
- Authority
- JP
- Japan
- Prior art keywords
- gemstone
- support mechanism
- friction material
- low
- properties comparable
- 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
- 230000003287 optical effect Effects 0.000 claims description 7
- 239000002783 friction material Substances 0.000 claims description 5
- 239000010437 gem Substances 0.000 claims 4
- 229910001751 gemstone Inorganic materials 0.000 claims 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical group O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims 2
Landscapes
- Rotational Drive Of Disk (AREA)
Description
第１図〜第４図は本考案の実施例を示すもので
あり、第１図は回転支持機構の断面図、第２図は
ラジアル軸受部材の平面図、第３図はその半断面
図、第４図は光デイスクプレーヤの全体構造を示
す平面図、第５図は従来の光デイスクプレーヤの
回転支持部を示す断面図である。
１０…ベース、１１…デイスク支持部材、１２
…スピンドル、１４…光ピツクアツプ、２０…ラ
ジアル軸受部材、２２ａ，２２ｂ…ラジアル方向
を受ける低摩擦素材、２４…スラスト方向を受け
る低摩擦素材、３０…モータ、Ｄ…光デイスク。
1 to 4 show an embodiment of the present invention, in which FIG. 1 is a sectional view of the rotation support mechanism, FIG. 2 is a plan view of the radial bearing member, and FIG. 3 is a half sectional view thereof. FIG. 4 is a plan view showing the overall structure of an optical disc player, and FIG. 5 is a sectional view showing a rotation support portion of a conventional optical disc player. DESCRIPTION OF SYMBOLS 10...Base, 11...Disk support member, 12
...Spindle, 14...Optical pickup, 20...Radial bearing member, 22a, 22b...Low friction material receiving radial direction, 24...Low friction material receiving thrust direction, 30...Motor, D...Optical disk.
Claims (1)
固設されたスピンドルが、ベースに設けられた軸
受によつて回転自在に支持されている光学式ピツ
クアツプの回転支持機構において、前記軸受では
、スピンドルのラジアル方向を受ける部分とスラ
スト方向を受ける部分が、宝石または宝石と同程
度の特性を有する低摩擦素材によつて形成されて
いることを特徴とする光デイスクプレーヤの回転
支持機構。 (2) 宝石と同程度の特性を有する低摩擦素材が
ジルコニアである実用新案登録請求の範囲第１項
記載の光デイスクプレーヤの回転支持機構。 (3) 軸受を構成している宝石または宝石と同程
度の特性を有する低摩擦素材が、ベースに直接埋
め込まれている実用新案登録請求の範囲第１項記
載の光デイスクプレーヤの回転支持機構。[Claims for Utility Model Registration] (1) A rotation support mechanism for an optical pick-up in which a spindle fixed to a disk support member on which a disk is installed is rotatably supported by a bearing provided on the base. In the above-mentioned bearing, a portion receiving the radial direction and a portion receiving the thrust direction of the spindle are formed of a gemstone or a low-friction material having properties comparable to the gemstone. Rotation support mechanism. (2) The rotational support mechanism for an optical disk player according to claim 1, wherein the low-friction material having properties comparable to those of jewelry is zirconia. (3) The rotational support mechanism for an optical disk player according to claim 1, wherein a gemstone or a low-friction material having properties comparable to the gemstone constituting the bearing is directly embedded in the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986014949U JPH0424524Y2 (en) | 1986-02-03 | 1986-02-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986014949U JPH0424524Y2 (en) | 1986-02-03 | 1986-02-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62129149U true JPS62129149U (en) | 1987-08-15 |
| JPH0424524Y2 JPH0424524Y2 (en) | 1992-06-10 |
Family
ID=30805420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986014949U Expired JPH0424524Y2 (en) | 1986-02-03 | 1986-02-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0424524Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58114803A (en) * | 1981-12-28 | 1983-07-08 | Toshiba Tungaloy Co Ltd | Rotary driving device for small diameter-drill etc. |
| JPS60127281A (en) * | 1983-12-12 | 1985-07-06 | ティーディーケイ株式会社 | Ceramic sliding member |
-
1986
- 1986-02-03 JP JP1986014949U patent/JPH0424524Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58114803A (en) * | 1981-12-28 | 1983-07-08 | Toshiba Tungaloy Co Ltd | Rotary driving device for small diameter-drill etc. |
| JPS60127281A (en) * | 1983-12-12 | 1985-07-06 | ティーディーケイ株式会社 | Ceramic sliding member |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0424524Y2 (en) | 1992-06-10 |