JPH0421913U - - Google Patents
Info
- Publication number
- JPH0421913U JPH0421913U JP6274090U JP6274090U JPH0421913U JP H0421913 U JPH0421913 U JP H0421913U JP 6274090 U JP6274090 U JP 6274090U JP 6274090 U JP6274090 U JP 6274090U JP H0421913 U JPH0421913 U JP H0421913U
- Authority
- JP
- Japan
- Prior art keywords
- encoder
- base
- cooling fan
- rotating shaft
- protruding
- 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
- 238000001816 cooling Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
Landscapes
- Optical Transform (AREA)
Description
第１図及び第２図は、本考案によるエンコーダ
を示すもので、第１図は断面図、第２図は他の実
施例を示す断面図である。
１は基台、２，２ａは軸受、３は回転軸、３ａ
は突出軸部、３ｂは貫通軸部、４は回転円板、６
は受光体、９は発光体、１２はカバー体、１５は
冷却用フアンである。
1 and 2 show an encoder according to the present invention, with FIG. 1 being a sectional view and FIG. 2 being a sectional view showing another embodiment. 1 is a base, 2 and 2a are bearings, 3 is a rotating shaft, 3a
is a protruding shaft portion, 3b is a penetrating shaft portion, 4 is a rotating disk, and 6
9 is a light receiving body, 9 is a light emitter, 12 is a cover body, and 15 is a cooling fan.
Claims (1)
在に設けられた回転軸３と、前記回転軸３に設け
られデイスクパターンを有する回転円板４と、前
記回転円板４を挟んで対向配置された発光体９及
び受光体６とよりなるエンコーダにおいて、 前記回転軸３に冷却用フアン１５が設けられて
いることを特徴とするエンコーダ。 (2) 前記冷却用フアン１５は、前記基台１から
突出した突出軸部３ａに設けられていることを特
徴とする請求項１記載のエンコーダ。 (3) 前記冷却用フアン１５は、前記基台１に取
付けられたカバー体１２を貫通した貫通軸部３ｂ
に設けられていることを特徴とする請求項１記載
のエンコーダ。[Claims for Utility Model Registration] (1) A rotating shaft 3 rotatably provided on bearings 2 and 2a disposed on a base 1, and a rotating disk 4 provided on the rotating shaft 3 and having a disk pattern. An encoder comprising a light emitting body 9 and a light receiving body 6 which are arranged to face each other with the rotating disk 4 interposed therebetween, characterized in that the rotating shaft 3 is provided with a cooling fan 15. (2) The encoder according to claim 1, wherein the cooling fan 15 is provided on a protruding shaft portion 3a protruding from the base 1. (3) The cooling fan 15 has a penetrating shaft portion 3b that passes through the cover body 12 attached to the base 1.
2. The encoder according to claim 1, wherein said encoder is provided in said encoder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6274090U JPH0421913U (en) | 1990-06-15 | 1990-06-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6274090U JPH0421913U (en) | 1990-06-15 | 1990-06-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0421913U true JPH0421913U (en) | 1992-02-24 |
Family
ID=31592167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6274090U Pending JPH0421913U (en) | 1990-06-15 | 1990-06-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0421913U (en) |
-
1990
- 1990-06-15 JP JP6274090U patent/JPH0421913U/ja active Pending