JPH0445920U - - Google Patents
Info
- Publication number
- JPH0445920U JPH0445920U JP8755290U JP8755290U JPH0445920U JP H0445920 U JPH0445920 U JP H0445920U JP 8755290 U JP8755290 U JP 8755290U JP 8755290 U JP8755290 U JP 8755290U JP H0445920 U JPH0445920 U JP H0445920U
- Authority
- JP
- Japan
- Prior art keywords
- photocoupler
- rotating
- ball bearing
- rotating shaft
- oil
- 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
- 239000011358 absorbing material Substances 0.000 claims 1
Landscapes
- Optical Transform (AREA)
Description
図面は、本考案に係るロータリーエンコーダの
防油機構の一実施例を示す断面図である。
１……回転筒体、３……スリツト円板、４……
ボールベアリング、５……ハウジング、６……ホ
トカプラー、１３……フランジ、１４……カバー
、１５，１６……フエルト、１８……ラビリンス
構造。
The drawing is a sectional view showing an embodiment of an oil-proof mechanism for a rotary encoder according to the present invention. 1...Rotating cylinder body, 3...Slit disk, 4...
Ball bearing, 5...Housing, 6...Photocoupler, 13...Flange, 14...Cover, 15, 16...Felt, 18...Labyrinth structure.
Claims (1)
をホトカプラーによつて計測するためのスリツト
円板が装着された回転体と、上記ホトカプラーが
装着されかつ被検出側の回転軸に対して固定側に
固設されるハウジングとの間にボールベアリング
が介入されたロータリーエンコーダにおいて、上
記ボールベアリングに回転側と小さな摩擦抵抗で
摺接する吸油材を付設させてなることを特徴とす
るロータリーエンコーダのスリツト防油機構。 A rotating body equipped with a slit disk that rotates together with the rotating shaft of the detected side and whose rotation is measured by a photocoupler, and a rotary body that is attached with the photocoupler and fixed to the rotating shaft of the detected side. A rotary encoder in which a ball bearing is interposed between a housing fixedly installed on a side thereof, characterized in that the ball bearing is provided with an oil absorbing material that slides into sliding contact with the rotating side with small frictional resistance. Oil-proof mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8755290U JPH0445920U (en) | 1990-08-22 | 1990-08-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8755290U JPH0445920U (en) | 1990-08-22 | 1990-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0445920U true JPH0445920U (en) | 1992-04-20 |
Family
ID=31819988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8755290U Pending JPH0445920U (en) | 1990-08-22 | 1990-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0445920U (en) |
-
1990
- 1990-08-22 JP JP8755290U patent/JPH0445920U/ja active Pending
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