JPH01102718U - - Google Patents
Info
- Publication number
- JPH01102718U JPH01102718U JP19646787U JP19646787U JPH01102718U JP H01102718 U JPH01102718 U JP H01102718U JP 19646787 U JP19646787 U JP 19646787U JP 19646787 U JP19646787 U JP 19646787U JP H01102718 U JPH01102718 U JP H01102718U
- Authority
- JP
- Japan
- Prior art keywords
- slit
- support arms
- displacement locus
- slit member
- disposed
- 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
- 238000006073 displacement reaction Methods 0.000 claims 2
- 230000017525 heat dissipation Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
Landscapes
- Optical Transform (AREA)
Description
第１図及び第２図は本考案の一実施例を示すも
のであり、第１図は要部の縦断面図、第２図は要
部の分解斜視図である。また、第３図は従来例を
示す要部の縦断面図である。
図中、１２は回転板（スリツト部材）、１２ａ
はスリツト、１３は支持部材、１４は支持ベース
（第２の支持腕）、１７は投光用基板（第１の支
持腕）、１９はＬＥＤ（投光素子）、２２は受光
素子である。
1 and 2 show an embodiment of the present invention, with FIG. 1 being a longitudinal sectional view of the main part, and FIG. 2 being an exploded perspective view of the main part. Moreover, FIG. 3 is a vertical sectional view of the main part showing a conventional example. In the figure, 12 is a rotating plate (slit member), 12a
13 is a slit, 13 is a support member, 14 is a support base (second support arm), 17 is a light projection board (first support arm), 19 is an LED (light projection element), and 22 is a light receiving element.
Claims (1)
に設けられたスリツト部材と、このスリツト部材
を挾んだ形態で前記スリツトの変位軌跡に対向し
て配置された第１及び第２の支持腕を有する支持
部材と、前記第１及び第２の各支持腕に前記スリ
ツトの変位軌跡を挾んで対向するように設けられ
た投光素子及び受光素子とを備えた光学式エンコ
ーダにおいて、前記第１の支持腕を放熱性の良好
な金属を主体として形成したことを特徴とする光
学式エンコーダ。 A slit member having a large number of slits and disposed to be displaced in a predetermined direction, and first and second support arms disposed opposite to the displacement locus of the slit with the slit member sandwiched therebetween. and a light emitting element and a light receiving element provided on each of the first and second support arms so as to sandwich the displacement locus of the slit. An optical encoder characterized in that the support arm is mainly made of metal with good heat dissipation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19646787U JPH01102718U (en) | 1987-12-24 | 1987-12-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19646787U JPH01102718U (en) | 1987-12-24 | 1987-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01102718U true JPH01102718U (en) | 1989-07-11 |
Family
ID=31487074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19646787U Pending JPH01102718U (en) | 1987-12-24 | 1987-12-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01102718U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016124374A (en) * | 2014-12-26 | 2016-07-11 | いすゞ自動車株式会社 | Attachment structure of wheel speed sensor |
-
1987
- 1987-12-24 JP JP19646787U patent/JPH01102718U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016124374A (en) * | 2014-12-26 | 2016-07-11 | いすゞ自動車株式会社 | Attachment structure of wheel speed sensor |
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