JPS60134118U - rotation detection device - Google Patents
rotation detection deviceInfo
- Publication number
- JPS60134118U JPS60134118U JP2190284U JP2190284U JPS60134118U JP S60134118 U JPS60134118 U JP S60134118U JP 2190284 U JP2190284 U JP 2190284U JP 2190284 U JP2190284 U JP 2190284U JP S60134118 U JPS60134118 U JP S60134118U
- Authority
- JP
- Japan
- Prior art keywords
- detection device
- rotation detection
- light
- reflecting plate
- receiving 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
Landscapes
- Optical Transform (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の回転検出装置に用いる反射板の正面図、
第２図は同装置の反射板上のパターンを検出する状態を
示す側面図、第３図は同装置のフォトトランジスタより
検出される信号の波形図、第４図は同装置回路の要部ブ
ロック図、第５図は本考案の一実施例の回転検出装置に
用いる反射板の正面図、第６図は同装置の反射板上のパ
ターンを検出する状態を示す側面図、第７図は同装置の
フォトトランジスタより検出される信号の波形図、第８
図は同装置回路の要部ブロック図、第９図は同装置のフ
ォトトランジスタの出力信号及びシュミット回路の出力
信号の波形図、第１０図は本考案の他の実施例の回転検
出装置に用いる反射体の斜視図である。
２・・・発光ダイオード、３・・・フォトトランジスタ
、６・・・反射板、８・・・反射体。Figure 1 is a front view of a reflector used in a conventional rotation detection device.
Figure 2 is a side view showing the device detecting a pattern on the reflector plate, Figure 3 is a waveform diagram of the signal detected by the phototransistor of the device, and Figure 4 is a block diagram of the main circuit of the device. 5 is a front view of a reflector used in a rotation detection device according to an embodiment of the present invention, FIG. 6 is a side view showing a state in which the device detects a pattern on the reflector, and FIG. 7 is the same. Waveform diagram of the signal detected by the phototransistor of the device, No. 8
The figure is a block diagram of the main part of the circuit of the same device, FIG. 9 is a waveform diagram of the output signal of the phototransistor and the output signal of the Schmitt circuit of the same device, and FIG. 10 is used in the rotation detection device of another embodiment of the present invention. It is a perspective view of a reflector. 2...Light emitting diode, 3...Phototransistor, 6...Reflector, 8...Reflector.
Claims (1)
光を照射する発光素子と、前記反射板か也の反射光を検
出する受光素子と、からなり、前記受光素子より回転検
出パルスを得ることを特徴とする回転検出装置。It consists of a rotating reflector whose reflectance is changed in gradations, a light emitting element that irradiates light to the reflecting plate, and a light receiving element that detects the light reflected from the reflecting plate, and the rotation is detected by the light receiving element. A rotation detection device characterized by obtaining pulses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2190284U JPS60134118U (en) | 1984-02-17 | 1984-02-17 | rotation detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2190284U JPS60134118U (en) | 1984-02-17 | 1984-02-17 | rotation detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60134118U true JPS60134118U (en) | 1985-09-06 |
Family
ID=30513711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2190284U Pending JPS60134118U (en) | 1984-02-17 | 1984-02-17 | rotation detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60134118U (en) |
-
1984
- 1984-02-17 JP JP2190284U patent/JPS60134118U/en active Pending
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