JPS62170915U - - Google Patents
Info
- Publication number
- JPS62170915U JPS62170915U JP6038386U JP6038386U JPS62170915U JP S62170915 U JPS62170915 U JP S62170915U JP 6038386 U JP6038386 U JP 6038386U JP 6038386 U JP6038386 U JP 6038386U JP S62170915 U JPS62170915 U JP S62170915U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal light
- light shutter
- current detection
- shutter
- 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.)
- Granted
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Liquid Crystal (AREA)
Description
第１図は本考案の一実施例の回路ブロツク図、
第２図は液晶光シヤツタの消費電流と温度の関係
を示す特性図、第３図は電流検出部の具体例を示
す回路ブロツク図、第４図ａ乃至ｅは液晶光シヤ
ツタの駆動波形の一例を示すタイムチヤート、第
５図はＣＰＵの動作を示すフローチヤート、第６
図は上記実施例のウオームアツプ時の動作を示す
フローチヤート、第７図は上記実施例の温度制御
動作を示すフローチヤート、第８図は液晶光シヤ
ツタを用いた記録装置の概略構成図、第９図は液
晶光シヤツタ部の断面図、第１０図は液晶光シヤ
ツタの平面図、第１１図は液晶光シヤツタの斜視
図、第１２図は液晶光シヤツタのマイクロシヤツ
タを拡大して示す平面図である。
１８……液晶光シヤツタ、１９……ヒータ、２
７……マイクロシヤツタ、３０……ＣＰＵ、３１
……電流検出部、３２……駆動回路、３３……電
源、３４……タイミング回路、３５……ヒータ駆
動回路。
FIG. 1 is a circuit block diagram of an embodiment of the present invention.
Fig. 2 is a characteristic diagram showing the relationship between current consumption and temperature of the liquid crystal light shutter, Fig. 3 is a circuit block diagram showing a specific example of the current detection section, and Fig. 4 a to e are examples of driving waveforms of the liquid crystal light shutter. Fig. 5 is a flow chart showing the operation of the CPU, Fig. 6 is a flow chart showing the operation of the CPU.
FIG. 7 is a flowchart showing the operation during warm-up of the above embodiment, FIG. 7 is a flowchart showing the temperature control operation of the above embodiment, FIG. Fig. 9 is a cross-sectional view of the liquid crystal light shutter section, Fig. 10 is a plan view of the liquid crystal light shutter, Fig. 11 is a perspective view of the liquid crystal light shutter, and Fig. 12 is a plan view showing an enlarged view of the microshutter of the liquid crystal light shutter. It is a diagram. 18...Liquid crystal light shutter, 19...Heater, 2
7...Micro shutter, 30...CPU, 31
... Current detection section, 32 ... Drive circuit, 33 ... Power supply, 34 ... Timing circuit, 35 ... Heater drive circuit.
Claims (1)
シヤツタのマイクロシヤツタを印字データに応じ
て選択開閉する駆動部の消費電流を検出する電流
検出部と、非印字期間に前記駆動部にマイクロシ
ヤツタを開もしくは閉にする指令信号を送出する
と共に、該指令信号送出時に前記電流検出部の検
出値に基づき前記ヒータへの通電を制御し、前記
液晶光シヤツタの温度を所定温度に維持する制御
部とを備えたことを特徴とする液晶光シヤツタの
温度制御装置。 A heater provided in the liquid crystal light shutter, a current detection part that detects the current consumption of a drive unit that selectively opens and closes the microshutter of the liquid crystal light shutter according to print data, and a current detection unit that detects the current consumption of a drive unit that selectively opens and closes the microshutter of the liquid crystal light shutter in accordance with print data; a control unit that sends out a command signal to open or close the shutter, and controls energization of the heater based on a detected value of the current detection unit when sending out the command signal to maintain the temperature of the liquid crystal light shutter at a predetermined temperature; A temperature control device for a liquid crystal light shutter, characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6038386U JPH0410569Y2 (en) | 1986-04-21 | 1986-04-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6038386U JPH0410569Y2 (en) | 1986-04-21 | 1986-04-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62170915U true JPS62170915U (en) | 1987-10-29 |
| JPH0410569Y2 JPH0410569Y2 (en) | 1992-03-16 |
Family
ID=30892748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6038386U Expired JPH0410569Y2 (en) | 1986-04-21 | 1986-04-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0410569Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022264802A1 (en) | 2021-06-17 | 2022-12-22 | スタンレー電気株式会社 | Device for controlling temperature of heater, method for controlling temperature of heater, and liquid crystal device |
-
1986
- 1986-04-21 JP JP6038386U patent/JPH0410569Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022264802A1 (en) | 2021-06-17 | 2022-12-22 | スタンレー電気株式会社 | Device for controlling temperature of heater, method for controlling temperature of heater, and liquid crystal device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0410569Y2 (en) | 1992-03-16 |
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