JPH0431319U - - Google Patents
Info
- Publication number
- JPH0431319U JPH0431319U JP7293990U JP7293990U JPH0431319U JP H0431319 U JPH0431319 U JP H0431319U JP 7293990 U JP7293990 U JP 7293990U JP 7293990 U JP7293990 U JP 7293990U JP H0431319 U JPH0431319 U JP H0431319U
- Authority
- JP
- Japan
- Prior art keywords
- balls
- cage
- annular
- annular cage
- thrust
- 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
- 230000002093 peripheral effect Effects 0.000 claims 2
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
Description
第１図乃至第４図は本考案の実施例の断面図、
第５図乃至第８図は本考案の他の実施例の断面図
、第９図は本考案をモータに応用した実施例の断
面図である。
符号の説明、１１……ラジアル形ケージ＆ボー
ル、２１……スラスト形ケージ＆ボール、１２…
…ボール、１４，２２……大径ボール、１５，２
３……小径ボール、１３……ラジアル形円環状保
持器、２４……スラスト形円板状保持器、２６…
…スラスト形円輪状保持器、３１……軸、３２…
…ハウジング、３３，３５……スリーブ、３４…
…スラスト荷重受板、５０……ロータ、６０……
ステータ、７０……部材。
1 to 4 are cross-sectional views of embodiments of the present invention,
5 to 8 are cross-sectional views of other embodiments of the present invention, and FIG. 9 is a cross-sectional view of an embodiment in which the present invention is applied to a motor. Explanation of symbols, 11... Radial type cage & ball, 21... Thrust type cage & ball, 12...
...Ball, 14,22...Large diameter ball, 15,2
3...Small diameter ball, 13...Radial type annular cage, 24...Thrust type disc shaped cage, 26...
...Thrust type annular retainer, 31...Shaft, 32...
...Housing, 33, 35...Sleeve, 34...
...Thrust load receiving plate, 50...Rotor, 60...
Stator, 70... member.
Claims (1)
合成樹脂からなる保持器と、該保持器に転動自在
に保持された複数のボールが配設されたスピドル
ユニツトにおいて、前記保持器がラジアル形円環
状保持器とスラスト形円板状あるいは円輪状保持
器との組合せからなり、且つ、スラスト形円板状
あるいは円輪状保持器に配設されたボールが大径
ボールと小径ボールとの組合せからなり、さらに
、ラジアル形円環状保持器の軸方向端部のボール
が軸方向端面外部に突出し、また、スラスト形円
板状あるいは円輪状保持器の周縁部のボールが少
なくとも半径方向に突出し、前記スラスト形円板
状あるいは円輪状保持器の少なくとも半径方向に
突出した周縁部のボールが小径ボールからなるス
ピンドルユニツト。 (2) ラジアル形円環状保持器に配設されたボー
ルが大径ボールと小径ボールの組合せからなり、
軸方向端面外部に突出したボールが小径ボールか
らなる請求項(1)記載のスピンドルユニツト。[Claims for Utility Model Registration] (1) A spindle comprising a cage made of synthetic resin and a plurality of balls rotatably held in the cage between the outer surface of the shaft and the inner surface of the housing that faces the shaft. In the dollar unit, the cage is composed of a combination of a radial annular cage and a thrust disc or annular cage, and the balls arranged in the thrust disc or annular cage are It consists of a combination of large-diameter balls and small-diameter balls, and furthermore, the balls at the axial end of the radial type annular cage protrude outside the axial end surface, and the peripheral edge of the thrust type disk-shaped or annular cage A spindle unit in which the balls at least protrude in the radial direction, and the balls at the peripheral edge portion of the thrust-shaped disc-shaped or annular retainer that protrude at least in the radial direction are small-diameter balls. (2) The balls arranged in the radial annular cage consist of a combination of large diameter balls and small diameter balls,
The spindle unit according to claim 1, wherein the balls protruding outside the axial end face are small diameter balls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7293990U JPH0431319U (en) | 1990-07-11 | 1990-07-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7293990U JPH0431319U (en) | 1990-07-11 | 1990-07-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0431319U true JPH0431319U (en) | 1992-03-13 |
Family
ID=31611327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7293990U Pending JPH0431319U (en) | 1990-07-11 | 1990-07-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0431319U (en) |
-
1990
- 1990-07-11 JP JP7293990U patent/JPH0431319U/ja active Pending
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