JPS61135347U - - Google Patents
Info
- Publication number
- JPS61135347U JPS61135347U JP1791885U JP1791885U JPS61135347U JP S61135347 U JPS61135347 U JP S61135347U JP 1791885 U JP1791885 U JP 1791885U JP 1791885 U JP1791885 U JP 1791885U JP S61135347 U JPS61135347 U JP S61135347U
- Authority
- JP
- Japan
- Prior art keywords
- liquid developer
- density
- electrostatic
- detected
- recording
- 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
- 239000007788 liquid Substances 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Dot-Matrix Printers And Others (AREA)
- Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
- Developing For Electrophotography (AREA)
- Wet Developing In Electrophotography (AREA)
Description
第１図は本考案の一実施例を示すブロツク図、
第２図は記録電極および背面電極に印加する電圧
と記録電圧との関係を示す図、第３図は現像液濃
度曲線と記録電圧曲線の関係を示すグラフである
。
１……センサ窓、２……発光素子、３……受光
素子、８……ＲＯＭ、１０……差動増幅器、１４
……トランジスタ、１７……記録電極。
FIG. 1 is a block diagram showing an embodiment of the present invention.
FIG. 2 is a graph showing the relationship between the voltage applied to the recording electrode and the back electrode and the recording voltage, and FIG. 3 is a graph showing the relationship between the developer concentration curve and the recording voltage curve. 1... Sensor window, 2... Light emitting element, 3... Light receiving element, 8... ROM, 10... Differential amplifier, 14
...transistor, 17...recording electrode.
Claims (1)
よつて記録紙に形成された静電潜像を液体現像剤
によつて現像する静電記録装置において、前記液
体現像剤の濃度レベルを検出する濃度検出手段と
、この濃度検出手段で検出された液体現像剤の濃
度レベルに応じて現像記録電圧を変化させる電圧
制御手段を備えて成る画像濃度調整装置。 In an electrostatic recording device that has an electrostatic recording head and develops an electrostatic latent image formed on recording paper by the electrostatic recording head with a liquid developer, the concentration level of the liquid developer is detected. An image density adjusting device comprising: a density detecting means for detecting a liquid developer; and a voltage controlling means for changing a developing and recording voltage according to the density level of a liquid developer detected by the density detecting means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1791885U JPS61135347U (en) | 1985-02-12 | 1985-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1791885U JPS61135347U (en) | 1985-02-12 | 1985-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61135347U true JPS61135347U (en) | 1986-08-23 |
Family
ID=30506069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1791885U Pending JPS61135347U (en) | 1985-02-12 | 1985-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61135347U (en) |
-
1985
- 1985-02-12 JP JP1791885U patent/JPS61135347U/ja active Pending
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