JPS6415117U - - Google Patents
Info
- Publication number
- JPS6415117U JPS6415117U JP10864587U JP10864587U JPS6415117U JP S6415117 U JPS6415117 U JP S6415117U JP 10864587 U JP10864587 U JP 10864587U JP 10864587 U JP10864587 U JP 10864587U JP S6415117 U JPS6415117 U JP S6415117U
- Authority
- JP
- Japan
- Prior art keywords
- light amount
- light
- slit plate
- rotation angle
- light emitting
- 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 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Description
第１図は、この考案の好適な実施例を示す電気
回路図である。第２図は、スリツト板の平面図で
ある。第３図は、第１図の本考案の実施例に示す
電気回路の特性図である。第４図は、第２図に示
すスリツト板及びその付属構成部品の側面図であ
る。第５図及び第６図は、従来の技術における作
用を示す説明図である。
１…ホトトランジスタアレイ、２…スリツト板
、３…第１発光ダイオード、４…第２発光ダイオ
ード、５…ホトトランジスタ、６…光量制御部。
FIG. 1 is an electrical circuit diagram showing a preferred embodiment of this invention. FIG. 2 is a plan view of the slit plate. FIG. 3 is a characteristic diagram of the electric circuit shown in the embodiment of the present invention shown in FIG. FIG. 4 is a side view of the slit plate and its attached components shown in FIG. 2. FIGS. 5 and 6 are explanatory diagrams showing the effects of the conventional technology. DESCRIPTION OF SYMBOLS 1... Phototransistor array, 2... Slit plate, 3... First light emitting diode, 4... Second light emitting diode, 5... Phototransistor, 6... Light quantity control section.
Claims (1)
作動で回動体の回転角を検出する回転角センサに
於いて、発光部からの光線をスリツト板を介して
受光する光量検出部と、該光量検出部からの信号
で光量をコントロールする光量制御部と、該光量
制御部に接続した別の発光部とを構成したことを
特徴とする回転角センサの輝度調整装置。 A rotation angle sensor that detects the rotation angle of a rotating body by the operation of a slit plate that rotates by a predetermined rotational drive includes a light amount detection portion that receives light from a light emitting portion via the slit plate, and a light amount detection portion that receives light from a light emitting portion via the slit plate; 1. A brightness adjustment device for a rotation angle sensor, comprising: a light amount control section that controls the light amount using a signal from a detection section; and another light emitting section connected to the light amount control section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10864587U JPS6415117U (en) | 1987-07-15 | 1987-07-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10864587U JPS6415117U (en) | 1987-07-15 | 1987-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6415117U true JPS6415117U (en) | 1989-01-25 |
Family
ID=31344173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10864587U Pending JPS6415117U (en) | 1987-07-15 | 1987-07-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6415117U (en) |
-
1987
- 1987-07-15 JP JP10864587U patent/JPS6415117U/ja active Pending