JPH0375442U - - Google Patents
Info
- Publication number
- JPH0375442U JPH0375442U JP13692689U JP13692689U JPH0375442U JP H0375442 U JPH0375442 U JP H0375442U JP 13692689 U JP13692689 U JP 13692689U JP 13692689 U JP13692689 U JP 13692689U JP H0375442 U JPH0375442 U JP H0375442U
- Authority
- JP
- Japan
- Prior art keywords
- charging device
- charging
- wire
- longitudinal direction
- disposed
- 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
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 108091008695 photoreceptors Proteins 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
Landscapes
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
Description
第１図は本考案実施例による帯電装置を反転現
像に適用した場合の全体構成を示す模型図、第２
図は第１図に示した帯電装置と感光体との位置関
係を説明するための模型図、第３図は第１図に示
した帯電装置の特性を示す線図、第４図は本考案
実施例による帯電装置を正現像に適用した場合の
全体構成を示す模型図、第５図は第１図および第
４図に示した帯電装置の側面図、第６図は従来の
帯電装置の全体構成を示す第１図相当の模型図、
第７図は第６図に示した帯電装置の特性を示す線
図、第８図は反転現像の際の飽和現像後の電位モ
デルを示す模型図である。
１，１０……帯電装置、２，１２……帯電用ワ
イヤー、３，１３……ケーシング、４……感光体
、５，１５……導電性部材、６，１４……絶縁性
部材。
Figure 1 is a schematic diagram showing the overall configuration when the charging device according to the embodiment of the present invention is applied to reversal development;
The figure is a model diagram for explaining the positional relationship between the charging device shown in FIG. 1 and the photoconductor, FIG. 3 is a diagram showing the characteristics of the charging device shown in FIG. 1, and FIG. 4 is a diagram of the invention according to the present invention. A model diagram showing the overall configuration when the charging device according to the embodiment is applied to normal development, FIG. 5 is a side view of the charging device shown in FIGS. 1 and 4, and FIG. 6 is an overall view of the conventional charging device A model diagram equivalent to Figure 1 showing the configuration,
FIG. 7 is a diagram showing the characteristics of the charging device shown in FIG. 6, and FIG. 8 is a schematic diagram showing a potential model after saturated development during reversal development. DESCRIPTION OF SYMBOLS 1, 10... Charging device, 2, 12... Charging wire, 3, 13... Casing, 4... Photoreceptor, 5, 15... Conductive member, 6, 14... Insulating member.
Claims (1)
帯電装置であつて、 上記光導電性層の長手方向に沿つて対向する帯
電用ワイヤーの長さ方向において、同ワイヤーを
はさんで上記導電性層と対向する位置の中央部お
よび端部に、導電性部材並びに絶縁性部材を現像
方法にあわせてそれぞれ配置した構造を備えてい
ることを特徴とする帯電装置。 ２ 請求項１記載の帯電装置において、反転現像
の場合には、帯電用ワイヤーの長手方向において
、同ワイヤーをはさんで上記導電性層と対向する
位置の中央部には絶縁性部材を、そして端部には
導電性部材を配置したことを特徴とする帯電装置
。 ３ 請求項１記載の帯電装置において、正現像の
場合には、帯電用ワイヤーの長手方向において、
同ワイヤーをはさんで上記導電性層と対向する位
置の中央部には導電性部材を、そして端部には絶
縁性部材をそれぞれ配置したことを特徴とする帯
電装置。[Claims for Utility Model Registration] 1. A charging device used to uniformly charge a photoconductive layer, which includes charging wires facing each other along the longitudinal direction of the photoconductive layer, A charging device characterized by having a structure in which a conductive member and an insulating member are respectively arranged in a central portion and an end portion of a position opposite to the conductive layer across the wire in accordance with a developing method. . 2. In the charging device according to claim 1, in the case of reversal development, an insulating member is provided at a central portion of the charging wire in the longitudinal direction of the charging wire at a position facing the conductive layer, and A charging device characterized in that a conductive member is disposed at an end. 3. In the charging device according to claim 1, in the case of normal development, in the longitudinal direction of the charging wire,
A charging device characterized in that a conductive member is disposed at a central portion facing the conductive layer across the wire, and an insulating member is disposed at an end portion thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13692689U JPH0375442U (en) | 1989-11-27 | 1989-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13692689U JPH0375442U (en) | 1989-11-27 | 1989-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0375442U true JPH0375442U (en) | 1991-07-29 |
Family
ID=31684106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13692689U Pending JPH0375442U (en) | 1989-11-27 | 1989-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0375442U (en) |
-
1989
- 1989-11-27 JP JP13692689U patent/JPH0375442U/ja active Pending
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