JPH01172060U

JPH01172060U -

Info

Publication number: JPH01172060U
Application number: JP6749788U
Authority: JP
Priority date: 1988-05-24
Filing date: 1988-05-24
Publication date: 1989-12-06
Anticipated expiration: 2003-05-24
Also published as: JPH0723800Y2

Description

[Brief explanation of the drawing]

第１図はこの考案に係るコロナ帯電装置の一実
施例を示す斜視図、第２図ａ，ｂ，ｃはシールド
部材を示す平面図、正面図、拡大側面図、第３図
は絶縁ブロツクの平面図、第４図は第３図の―
線断面図、第５図は他方の絶縁ブロツクを示す
平面図、第６図は第５図の―線断面図、第７
図はコロナ帯電装置を複写機本体に装着した状態
を示す斜視図、第８図は絶縁ブロツクの要部断面
図、第９図はＶ溝及び受け台の高さを示す説明図
、第１０図はＶ溝の形状を示す要部斜視図、第１
１図は板バネ部材を示す斜視図、第１２図ａ，ｂ
，ｃは板バネ部材の平面図、正面図、及び第１２
図ｂの―線断面図、第１３図はコロナ帯
電装置の組立て状態を示す斜視図、第１４図及び
第１５図はコロトロンワイヤの取付け状態を示す
側面図及び断面図、第１６図は同斜視図、第１７
図はコロトロンワイヤの固着状態を示す側面図、
第１８図は加工ヘツドを示す概略図、第１９図は
コロトロンワイヤを板バネ部材に溶接する状態を
示す断面図、第２０図は板バネ部材にコロトロン
ワイヤが溶接された状態を示す斜視図、第２１図
及び第２２図は組立てが終了したコロナ帯電装置
を示す断面図及び平面図、第２３図はこの考案の
他の実施例を示す要部斜視図、第２４図はこの考
案に係るコロナ帯電装置を適用し得る電子写真複
写機を示す概略図、第２５図、第２６図及び第２
７図は従来のコロナ帯電装置のそれぞれ異なつた
実施例を示すそれぞれ斜視図、断面図及び斜視図
である。符号の説明、１７……シールド部材、１８，１
９……絶縁ブロツク、３５，３６，３７……Ｖ溝
、４１……板バネ部材、Ｗ……ワイヤ。 Fig. 1 is a perspective view showing an embodiment of the corona charging device according to this invention, Fig. 2 a, b, and c are plan views, front views, and enlarged side views showing the shield member, and Fig. 3 is an insulating block Plan view, Figure 4 is the same as Figure 3.
5 is a plan view showing the other insulating block, FIG. 6 is a sectional view taken along the line - of FIG.
The figure is a perspective view showing the state in which the corona charging device is attached to the main body of the copying machine, Figure 8 is a sectional view of the main part of the insulating block, Figure 9 is an explanatory diagram showing the height of the V-groove and the pedestal, and Figure 10. is a perspective view of the main part showing the shape of the V groove, 1st
Figure 1 is a perspective view showing the leaf spring member, Figure 12 a, b
, c are a plan view, a front view, and a twelfth plate spring member.
13 is a perspective view showing the assembled state of the corona charging device, FIGS. 14 and 15 are side views and sectional views showing the attached state of the corotron wire, and FIG. 16 is the same. Perspective view, No. 17
The figure is a side view showing the fixed state of the corotron wire.
Fig. 18 is a schematic diagram showing the processing head, Fig. 19 is a sectional view showing the state in which the corotron wire is welded to the leaf spring member, and Fig. 20 is a perspective view showing the state in which the corotron wire is welded to the leaf spring member. 21 and 22 are a sectional view and a plan view showing the assembled corona charging device, FIG. 23 is a perspective view of main parts showing another embodiment of this invention, and FIG. 24 is a perspective view of the main part of this invention. Schematic diagrams showing an electrophotographic copying machine to which such a corona charging device can be applied, FIGS. 25, 26, and 2
FIG. 7 is a perspective view, a sectional view, and a perspective view, respectively, showing different embodiments of a conventional corona charging device. Explanation of symbols, 17... Shield member, 18, 1
9... Insulation block, 35, 36, 37... V groove, 41... Leaf spring member, W... Wire.

Claims

[Claims for Utility Model Registration] (1) A device base, an insulating block fixed to each end of the device base, and a holding member attached to the insulating block for holding the end of a corotron wire. In the corona charging device, the end of the corotron wire is held by the holding member, and the corotron wire is stretched between both insulating blocks. A corona charging device characterized in that a corotron wire is positioned by the notch. (2) In the corona charging device according to claim 1, the insulating block is formed in a box shape with an open top end, and a notch is provided in a side wall of the insulating block formed in the box shape. A corona charging device characterized by: (3) The corona charging device according to claim 2, wherein the notch portions are provided before and after the corotron wire attachment portion of the insulating block. (4) In the corona charging device according to claim 3, the front notch is provided at a higher position than the corotron wire attachment portion, and the rear notch is provided at a higher position than the corotron wire attachment portion. A corona charging device characterized in that it is provided at a lower position.