JPS61140914U - - Google Patents
Info
- Publication number
- JPS61140914U JPS61140914U JP2525485U JP2525485U JPS61140914U JP S61140914 U JPS61140914 U JP S61140914U JP 2525485 U JP2525485 U JP 2525485U JP 2525485 U JP2525485 U JP 2525485U JP S61140914 U JPS61140914 U JP S61140914U
- Authority
- JP
- Japan
- Prior art keywords
- optical fibers
- light
- rotary encoder
- housing
- emitting element
- 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
- 239000013307 optical fiber Substances 0.000 claims description 9
- 239000003365 glass fiber Substances 0.000 claims 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Optical Transform (AREA)
Description
第１図は本案品を装備した電動機の略示外観斜
視図、第２図は本案品要部の模式的斜視図、第３
図、第４図は本考案の他の実施例の光フアイバの
模式図、第５図は従来品の要部斜視図である。
１……電動機、２……ハウジング、３……回転
軸、４……回転盤、４ａ……反射膜、５……固定
盤、５ａ……透孔、６ａ，６ｂ，６０ａ，６０ｂ
……光フアイバ、６１ａ，６１ｂ……バンドル光
フアイバ。
Fig. 1 is a schematic external perspective view of the electric motor equipped with the proposed product, Fig. 2 is a schematic perspective view of the main parts of the proposed product, and Fig. 3 is a schematic perspective view of the main parts of the proposed product.
FIG. 4 is a schematic diagram of an optical fiber according to another embodiment of the present invention, and FIG. 5 is a perspective view of a main part of a conventional product. DESCRIPTION OF SYMBOLS 1... Electric motor, 2... Housing, 3... Rotating shaft, 4... Turning plate, 4a... Reflective film, 5... Fixed plate, 5a... Through hole, 6a, 6b, 60a, 60b
...Optical fiber, 61a, 61b...Bundle optical fiber.
Claims (1)
の回転軸と連動する回転盤と、該回転盤に形成し
てある反射体と、該反射体の回転域にその一端を
臨ませてあり、他端を前記ハウジング外に引出し
てある少なくとも２本の光フアイバと、各別の光
フアイバの他端夫々に接続されている発光素子及
び受光素子とを具備することを特徴とする回転エ
ンコーダ。 ２ 少なくとも前記受光素子が接続された光フア
イバは多数本であつて、前記一端において、前記
発光素子に接続された光フアイバを中心にしてそ
の周囲を囲繞すべく形成してある実用新案登録請
求の範囲第１項記載の回転エンコーダ。 ３ 前記発光素子及び受光素子が接続された光フ
アイバは、いずれも多数本であつて、少なくとも
前記一端において不規則に配列されている実用新
案登録請求の範囲第１項記載の回転エンコーダ。 ４ 前記光フアイバは石英ガラスフアイバ又は多
成分ガラスフアイバである実用新案登録請求の範
囲第１、２又は３項記載の回転エンコーダ。[Claims for Utility Model Registration] 1. A rotary disk that is provided in the housing of a rotating machine and interlocks with its rotating shaft, a reflector formed on the rotary disk, and a reflector formed in the rotation area of the reflector. At least two optical fibers having one end facing the housing and the other end extending outside the housing, and a light emitting element and a light receiving element respectively connected to the other ends of the respective optical fibers. Characteristic rotary encoder. 2. A utility model registration claim wherein at least a plurality of optical fibers are connected to the light-receiving element, and one end thereof is formed so as to surround the optical fiber connected to the light-emitting element. Rotary encoder according to range 1. 3. The rotary encoder according to claim 1, wherein the light emitting element and the light receiving element are connected to a plurality of optical fibers, each of which is arranged irregularly at least at one end. 4. The rotary encoder according to claim 1, 2 or 3, wherein the optical fiber is a quartz glass fiber or a multi-component glass fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2525485U JPS61140914U (en) | 1985-02-22 | 1985-02-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2525485U JPS61140914U (en) | 1985-02-22 | 1985-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61140914U true JPS61140914U (en) | 1986-09-01 |
Family
ID=30520157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2525485U Pending JPS61140914U (en) | 1985-02-22 | 1985-02-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61140914U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59137816A (en) * | 1983-01-27 | 1984-08-08 | Natl Aerospace Lab | Reflection type photo detector |
-
1985
- 1985-02-22 JP JP2525485U patent/JPS61140914U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59137816A (en) * | 1983-01-27 | 1984-08-08 | Natl Aerospace Lab | Reflection type photo detector |
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