JPS61196251U - - Google Patents
Info
- Publication number
- JPS61196251U JPS61196251U JP7849585U JP7849585U JPS61196251U JP S61196251 U JPS61196251 U JP S61196251U JP 7849585 U JP7849585 U JP 7849585U JP 7849585 U JP7849585 U JP 7849585U JP S61196251 U JPS61196251 U JP S61196251U
- Authority
- JP
- Japan
- Prior art keywords
- transformer
- insulating plate
- wire electrodes
- power supply
- corona charger
- 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
- 108091008695 photoreceptors Proteins 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の一実施例を示すコロナ帯電器
の構成図、第２図は従来例に係るコロナ帯電器の
構成図である。
１…感光体ドラム、２…コロナ帯電器、３…絶
縁板、４―１，４―２…ワイヤ電極、５…ケーシ
ング、６…交流電源、７…昇圧トランス、７ａ，
７ｂ…２次コイル、９…直流電源。
FIG. 1 is a block diagram of a corona charger showing an embodiment of the present invention, and FIG. 2 is a block diagram of a conventional corona charger. DESCRIPTION OF SYMBOLS 1... Photosensitive drum, 2... Corona charger, 3... Insulating plate, 4-1, 4-2... Wire electrode, 5... Casing, 6... AC power supply, 7... Step-up transformer, 7a,
7b...Secondary coil, 9...DC power supply.
Claims (1)
て、絶縁板と、この絶縁板を挾んで対向配置した
２本のワイヤ電極と、これら絶縁板及びワイヤ電
極を保持するケーシングと、前記２本の電極に互
いに逆極性に交流電圧を印加する交流電源装置及
び昇圧トランスと、前記昇圧トランスの２次コイ
ルの中点に直流電圧を印加する直流電源装置とか
ら成る事を特徴とするコロナ帯電器。 A corona charger that uniformly charges the surface of a photoreceptor includes an insulating plate, two wire electrodes arranged opposite to each other with the insulating plate sandwiched between them, a casing that holds the insulating plate and the wire electrodes, and the two wire electrodes. A corona charger comprising an AC power supply device and a step-up transformer that apply an AC voltage with opposite polarity to the electrodes of the step-up transformer, and a DC power supply device that applies a DC voltage to the midpoint of the secondary coil of the step-up transformer. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7849585U JPS61196251U (en) | 1985-05-28 | 1985-05-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7849585U JPS61196251U (en) | 1985-05-28 | 1985-05-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61196251U true JPS61196251U (en) | 1986-12-06 |
Family
ID=30622527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7849585U Pending JPS61196251U (en) | 1985-05-28 | 1985-05-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61196251U (en) |
-
1985
- 1985-05-28 JP JP7849585U patent/JPS61196251U/ja active Pending
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