JPH03123209U - - Google Patents
Info
- Publication number
- JPH03123209U JPH03123209U JP3239890U JP3239890U JPH03123209U JP H03123209 U JPH03123209 U JP H03123209U JP 3239890 U JP3239890 U JP 3239890U JP 3239890 U JP3239890 U JP 3239890U JP H03123209 U JPH03123209 U JP H03123209U
- Authority
- JP
- Japan
- Prior art keywords
- light
- rotation angle
- receiving
- transmitting part
- rotation
- 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
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Optical Transform (AREA)
Description
第１図は本考案の一実施例の概略構成図、第２
図は本考案の一実施例の要部のブロツク図、第３
図は本考案の一実施例を説明するための図、第４
図は本考案の一実施例の出力信号特性図、第５図
は本考案の第２の実施例の要部の概略構成図、第
６図は本考案の第２の実施例の出力信号特性図、
第７図は本考案の第３の実施例の要部の概略構成
図、第８図は本考案の第３の実施例の出力信号特
性図である。
１……モータ、２……遮光板、２ａ……透光部
、３……ＰＳＤ、３ａ……受光部、４……発光手
段。
Figure 1 is a schematic configuration diagram of one embodiment of the present invention;
The figure is a block diagram of the main part of one embodiment of the present invention.
Figure 4 is a diagram for explaining one embodiment of the present invention.
The figure is an output signal characteristic diagram of one embodiment of the present invention, Figure 5 is a schematic diagram of the main part of the second embodiment of the present invention, and Figure 6 is the output signal characteristic of the second embodiment of the present invention. figure,
FIG. 7 is a schematic diagram of the main parts of the third embodiment of the present invention, and FIG. 8 is an output signal characteristic diagram of the third embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Motor, 2... Light-shielding plate, 2a... Light-transmitting part, 3... PSD, 3a... Light-receiving part, 4... Light-emitting means.
Claims (1)
信号を出力する回転角検出装置において、 前記回転体の回転軸に固定されると共に前記回
転角に応じて前記回転軸の回転中心からの距離が
変位するように形成された透光部を有する遮光板
と、 前記遮光板の前記透光部に対向して受光部が設
けられ、前記透光部を透過した光を該受光部で受
光し、受光位置を前記受光部の両端部からの距離
の比として検出する検出手段とを具備してなる回
転角検出装置。[Claims for Utility Model Registration] A rotation angle detection device that outputs a detection signal whose level changes according to the rotation angle of a rotating body, which is fixed to the rotation axis of the rotary body and detects the rotation according to the rotation angle. a light-shielding plate having a light-transmitting part formed to be displaced in distance from a center of rotation of a shaft; a light-receiving part facing the light-transmitting part of the light-shielding plate; and a light-receiving part arranged to face the light-transmitting part of the light-shielding plate, and detecting light transmitted through the light-transmitting part. A rotation angle detecting device comprising: detecting means for receiving light at the light receiving section and detecting the light receiving position as a ratio of distances from both ends of the light receiving section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3239890U JPH03123209U (en) | 1990-03-28 | 1990-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3239890U JPH03123209U (en) | 1990-03-28 | 1990-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03123209U true JPH03123209U (en) | 1991-12-16 |
Family
ID=31535370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3239890U Pending JPH03123209U (en) | 1990-03-28 | 1990-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03123209U (en) |
-
1990
- 1990-03-28 JP JP3239890U patent/JPH03123209U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0336985U (en) | ||
| JPS6068408U (en) | Rotation angle measuring device | |
| JPH0167511U (en) | ||
| JPS62119670U (en) | ||
| JPH0184069U (en) | ||
| JPS6331317U (en) | ||
| JPS6124614U (en) | optical rotary encoder | |
| JPH0437852U (en) | ||
| JPH01154465U (en) | ||
| JPS6359433U (en) | ||
| JPH01113566U (en) | ||
| JPH02129807U (en) | ||
| JPS63118507U (en) | ||
| JPS6192877U (en) | ||
| JPS6196765U (en) | ||
| JPS61147466U (en) | ||
| JPH0235343U (en) | ||
| JPH01146116U (en) | ||
| JPS6279166U (en) | ||
| JPS6362714U (en) | ||
| JPS6169112U (en) | ||
| JPS61103712U (en) | ||
| JPH01138537U (en) | ||
| JPS6394899U (en) | ||
| JPH0268154U (en) |