JPH0227152U - - Google Patents
Info
- Publication number
- JPH0227152U JPH0227152U JP10483788U JP10483788U JPH0227152U JP H0227152 U JPH0227152 U JP H0227152U JP 10483788 U JP10483788 U JP 10483788U JP 10483788 U JP10483788 U JP 10483788U JP H0227152 U JPH0227152 U JP H0227152U
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- grid
- corona discharge
- counter electrode
- corona
- 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
- 230000020169 heat generation Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
Description
添付図は本考案の実施例である電子写真方式に
よる複写機用スコロトロン型一様帯電装置の系統
図である。
１０：コロナ放電線、１２：シールド電極、２
０：グリツド線、２２：平板電極、２４：コロナ
用電源、２６：グリツド用電源、２８：グリツド
電圧制御装置、３０：発熱用電源、３２：温度検
出器、３４：発熱用電圧制御装置。
The attached drawing is a system diagram of a scorotron type uniform charging device for an electrophotographic copying machine, which is an embodiment of the present invention. 10: Corona discharge wire, 12: Shield electrode, 2
0: Grid wire, 22: Flat electrode, 24: Corona power supply, 26: Grid power supply, 28: Grid voltage control device, 30: Heat generation power supply, 32: Temperature detector, 34: Heat generation voltage control device.
Claims (1)
放電電極と対向電極とにコロナ電圧を印加するコ
ロナ用電源と、前記コロナ放電電極と対向電極と
の間に配置されたグリツド電極と、そのグリツド
電極と前記対向電極とにグリツド電圧を印加する
グリツド用電源と、前記グリツド電極と対向電極
との間に配置される被帯電部材の表面電位が予め
定められた値となるように前記グリツド電圧の高
さを制御するグリツド電圧制御装置とを備えたコ
ロナ放電装置において、 前記グリツド電極に発熱用電力を供給してグリ
ツド電極に発熱させる発熱用電源と、 前記コロナ放電電極周辺の温度を検出する温度
検出器と、 その温度検出器からの検出信号に基づいて、前
記周辺の温度がほぼ一定値に保たれるように前記
発熱用電力を制御する発熱用電力制御装置とを設
けたことを特徴とするコロナ放電装置。[Claims for Utility Model Registration] A corona discharge electrode, a counter electrode, a corona power source for applying a corona voltage to the corona discharge electrode and the counter electrode, and a corona discharge electrode and a counter electrode disposed between the corona discharge electrode and the counter electrode. A grid electrode, a grid power source that applies a grid voltage to the grid electrode and the counter electrode, and a surface potential of a charged member disposed between the grid electrode and the counter electrode have a predetermined value. A corona discharge device comprising a grid voltage control device for controlling the height of the grid voltage, comprising: a heat generating power source that supplies heat generating power to the grid electrode to cause the grid electrode to generate heat; and a region around the corona discharge electrode. a temperature detector that detects the temperature of the temperature sensor; and a heat generation power control device that controls the heat generation power so that the surrounding temperature is maintained at a substantially constant value based on a detection signal from the temperature detector. A corona discharge device characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10483788U JPH0227152U (en) | 1988-08-08 | 1988-08-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10483788U JPH0227152U (en) | 1988-08-08 | 1988-08-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0227152U true JPH0227152U (en) | 1990-02-22 |
Family
ID=31336910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10483788U Pending JPH0227152U (en) | 1988-08-08 | 1988-08-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0227152U (en) |
-
1988
- 1988-08-08 JP JP10483788U patent/JPH0227152U/ja active Pending
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