JPS6321958U - - Google Patents
Info
- Publication number
- JPS6321958U JPS6321958U JP11451386U JP11451386U JPS6321958U JP S6321958 U JPS6321958 U JP S6321958U JP 11451386 U JP11451386 U JP 11451386U JP 11451386 U JP11451386 U JP 11451386U JP S6321958 U JPS6321958 U JP S6321958U
- Authority
- JP
- Japan
- Prior art keywords
- photosensitive drum
- beam electrode
- discharge member
- electrode
- charging device
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
Description
第１図は本考案による電子写真式プリンタのコ
ロナ帯電装置の一実施例を示す平面図、第２図は
第１図のＡ―Ａ線断面図、第３図は第１図のＢ―
Ｂ線断面図、第４図は感光ドラムを帯電させたと
きの電位分布特性を示す図、第５図は従来例の側
面図、第６図は同じく従来例の斜視図である。
１：感光ドラム、２，７：コロナ帯電装置、３
，８：放電部材、４，９：ビーム電極、５，１０
：シールド電極、１２：調整ネジ。
FIG. 1 is a plan view showing an embodiment of a corona charging device for an electrophotographic printer according to the present invention, FIG. 2 is a sectional view taken along line A--A in FIG. 1, and FIG.
4 is a diagram showing potential distribution characteristics when the photosensitive drum is charged, FIG. 5 is a side view of the conventional example, and FIG. 6 is a perspective view of the conventional example. 1: Photosensitive drum, 2, 7: Corona charging device, 3
, 8: discharge member, 4, 9: beam electrode, 5, 10
: Shield electrode, 12: Adjustment screw.
Claims (1)
かつ該感光ドラムの表面に対して所定の間隔をあ
けて張設された線状の放電部材と、 前記感光ドラム側を除いて前記放電部材を覆う
ように配置されたビーム電極及び一対のシールド
電極とを具備した電子写真式プリンタのコロナ帯
電装置において、 前記放電部材を間に挟んで相対向する一対の前
記シールド電極のうちの少なくとも一方のシール
ド電極の中央部を前記ビーム電極に固定すると共
に、 このシールド電極の両端部を前記ビーム電極に
対して離間可能な自由端として、この自由端であ
る両端部とビーム電極との間の間隔を所望に調整
する間隔調整手段を設けたことを特徴とする電子
写真式プリンタのコロナ帯電装置。[Claims for Utility Model Registration] Substantially parallel to the axial direction of the photosensitive drum,
and a linear discharge member stretched over the surface of the photosensitive drum at a predetermined interval, and a beam electrode and a pair of shield electrodes arranged to cover the discharge member except for the side of the photosensitive drum. In a corona charging device for an electrophotographic printer, the central portion of at least one of the pair of shield electrodes facing each other with the discharge member in between is fixed to the beam electrode; Both ends of the shield electrode are free ends that can be separated from the beam electrode, and a distance adjusting means is provided for adjusting the distance between the free ends and the beam electrode as desired. Corona charging device for electrophotographic printers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11451386U JPS6321958U (en) | 1986-07-28 | 1986-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11451386U JPS6321958U (en) | 1986-07-28 | 1986-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6321958U true JPS6321958U (en) | 1988-02-13 |
Family
ID=30997318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11451386U Pending JPS6321958U (en) | 1986-07-28 | 1986-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6321958U (en) |
-
1986
- 1986-07-28 JP JP11451386U patent/JPS6321958U/ja active Pending