JPS60124160U - optical information reader - Google Patents
optical information readerInfo
- Publication number
- JPS60124160U JPS60124160U JP1099184U JP1099184U JPS60124160U JP S60124160 U JPS60124160 U JP S60124160U JP 1099184 U JP1099184 U JP 1099184U JP 1099184 U JP1099184 U JP 1099184U JP S60124160 U JPS60124160 U JP S60124160U
- Authority
- JP
- Japan
- Prior art keywords
- heater
- housing
- optical information
- voltage
- output
- 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
- Image Input (AREA)
- Facsimile Scanning Arrangements (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図は従来の光学的情報読取装置を示す概略的正面図
、第２図は本考案の一実施例を示す装置の概略的正面図
、第３図は同装置の回路構成を示すブロック図である。
１１・・・ハらジンク、１２ａ、１２ｂ・・・螢光灯、
１３ａ、１３ｂ・・・ヒータ、１４・・・温度センサ、
２１・・・電圧変換回路、２２・・・比較器、２３・・
・駆動制御回路。FIG. 1 is a schematic front view showing a conventional optical information reading device, FIG. 2 is a schematic front view of a device showing an embodiment of the present invention, and FIG. 3 is a block diagram showing the circuit configuration of the device. It is. 11... Harazink, 12a, 12b... Fluorescent light,
13a, 13b... Heater, 14... Temperature sensor,
21... Voltage conversion circuit, 22... Comparator, 23...
・Drive control circuit.
Claims (1)
ウジングの外周に設けられてハウジングを暖めるヒータ
と、このヒータにより暖められたハウジングの周囲温度
を検出する温度センサと、この温度センサの出力穴電圧
に変換するための電圧変換回路と、この電圧変換回路の
出力電圧と基準電圧とを比較し、上記ヒータにオン／オ
フ信号を発生する比較器と、この比較器から出力するヒ
ータのオン／オフ信号によｐ２．上記ヒータを駆動制御
する駆動制御回路とを具備したことを特徴とする光学的
情報読取装置。A fluorescent lamp, a housing for holding the fluorescent lamp, a heater provided on the outer periphery of the housing to warm the housing, a temperature sensor for detecting the ambient temperature of the housing heated by the heater, and a temperature sensor for detecting the ambient temperature of the housing heated by the heater. A voltage conversion circuit for converting into an output hole voltage, a comparator that compares the output voltage of this voltage conversion circuit with a reference voltage and generates an on/off signal to the heater, and a heater output from this comparator. p2. by on/off signal. An optical information reading device comprising: a drive control circuit that drives and controls the heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1099184U JPS60124160U (en) | 1984-01-31 | 1984-01-31 | optical information reader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1099184U JPS60124160U (en) | 1984-01-31 | 1984-01-31 | optical information reader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60124160U true JPS60124160U (en) | 1985-08-21 |
Family
ID=30492684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1099184U Pending JPS60124160U (en) | 1984-01-31 | 1984-01-31 | optical information reader |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60124160U (en) |
-
1984
- 1984-01-31 JP JP1099184U patent/JPS60124160U/en active Pending
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