JPH0162552U - - Google Patents
Info
- Publication number
- JPH0162552U JPH0162552U JP1987158573U JP15857387U JPH0162552U JP H0162552 U JPH0162552 U JP H0162552U JP 1987158573 U JP1987158573 U JP 1987158573U JP 15857387 U JP15857387 U JP 15857387U JP H0162552 U JPH0162552 U JP H0162552U
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- developer
- copying machine
- opening
- photoreceptor drum
- 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
- 230000003287 optical effect Effects 0.000 claims description 9
- 108091008695 photoreceptors Proteins 0.000 claims 3
- 239000007788 liquid Substances 0.000 claims 1
Landscapes
- Wet Developing In Electrophotography (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Description
第１図はこの考案の一実施例に係る複写機の縦
断面図、第２図は従来例に係る複写機の縦断面図
である。
１……複写機、３……光学系、６……光学系ベ
ース、８……感光体ドラム、１２……開口部、１
３……現像装置、２２……遮蔽板（遮蔽体）。
FIG. 1 is a longitudinal sectional view of a copying machine according to an embodiment of the invention, and FIG. 2 is a longitudinal sectional view of a conventional copying machine. DESCRIPTION OF SYMBOLS 1... Copying machine, 3... Optical system, 6... Optical system base, 8... Photosensitive drum, 12... Opening, 1
3... Developing device, 22... Shielding plate (shielding body).
Claims (1)
ドラムに照射させる光学系と、この光学系が収装
された光学系ベースと、この光学系ベースに形成
されて前記光学系の光により感光体ドラムを露光
するよう光路を確保するための開口部と、この開
口部を通過する光により露光された感光体ドラム
上の静電潜像を液体の現像剤により可視化する現
像装置とを備えた複写機において、 前記現像装置と開口部との間に設けられ現像剤
が光学系側に侵入するのを抑える遮蔽体を備えた
ことを特徴とする複写機。 (2) 前記遮蔽体は導電性を有し、この遮蔽体に
前記現像剤の極性と逆極性のバイアス電圧を印加
したことを特徴とする実用新案登録請求の範囲第
１項記載の複写機。[Scope of Claim for Utility Model Registration] (1) An optical system that irradiates light onto a document image and irradiates the reflected light onto a photoreceptor drum, an optical system base in which this optical system is housed, and an optical system base that An opening is formed to ensure an optical path for exposing the photoreceptor drum to the light of the optical system, and an electrostatic latent image on the photoreceptor drum exposed to the light passing through the opening is developed with a liquid. A copying machine equipped with a developing device that visualizes using a developer, characterized in that the copying machine is equipped with a shield that is provided between the developer device and the opening to prevent the developer from entering the optical system side. . (2) The copying machine according to claim 1, wherein the shielding member is electrically conductive, and a bias voltage having a polarity opposite to that of the developer is applied to the shielding member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987158573U JPH0162552U (en) | 1987-10-16 | 1987-10-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987158573U JPH0162552U (en) | 1987-10-16 | 1987-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0162552U true JPH0162552U (en) | 1989-04-21 |
Family
ID=31439024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987158573U Pending JPH0162552U (en) | 1987-10-16 | 1987-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0162552U (en) |
-
1987
- 1987-10-16 JP JP1987158573U patent/JPH0162552U/ja active Pending
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