JPS60189049U - electrophotographic equipment - Google Patents

electrophotographic equipment

Info

Publication number
JPS60189049U
JPS60189049U JP7588684U JP7588684U JPS60189049U JP S60189049 U JPS60189049 U JP S60189049U JP 7588684 U JP7588684 U JP 7588684U JP 7588684 U JP7588684 U JP 7588684U JP S60189049 U JPS60189049 U JP S60189049U
Authority
JP
Japan
Prior art keywords
electrophotographic apparatus
developing roller
adhesion prevention
toner adhesion
toner
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
Application number
JP7588684U
Other languages
Japanese (ja)
Inventor
隆 美才治
昇 沢山
Original Assignee
株式会社リコー
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社リコー filed Critical 株式会社リコー
Priority to JP7588684U priority Critical patent/JPS60189049U/en
Publication of JPS60189049U publication Critical patent/JPS60189049U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は、本考案の適用される電子写真装置の一例の概
略構成を示す断面図、第２図乃至第４図は夫々本考案の
実施例を示す断面図である。 １．２．１０・・・感光体ドラム、３・・・転写紙搬送
−ベルト、４，５・・・転写チャージャ、８，９・・・
現像器、１１・・・現像ローラ、１２・・・バイアス、
１３・・・遮断スリット部材。FIG. 1 is a cross-sectional view showing a schematic configuration of an example of an electrophotographic apparatus to which the present invention is applied, and FIGS. 2 to 4 are cross-sectional views showing embodiments of the present invention. 1.2.10... Photosensitive drum, 3... Transfer paper conveyance-belt, 4, 5... Transfer charger, 8, 9...
Developing device, 11...Developing roller, 12... Bias,
13...Interrupting slit member.

Claims (7)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）複数の感光体と、その夫々に付設され互いに異る
色のトナーを含む現像剤を内蔵する現像器とを有し、作
像モードに応じた複写物の画像色の現像剤を有する現像
器が付設された感光体にのみ作像プロセスを施こし、各
感光体に順次接゛　　して搬送される転写紙に上記作像
プロセスにより形成されたトナー像を転写し選択したモ
ードの複写物を得るようにした電子写真装置において、
選択したモードで使用しない感光体とのトナー付着防止
手段を設けたことを特徴とする電子写真装置。(1) It has a plurality of photoreceptors and a developing device attached to each of the photoreceptors and containing a developer containing toner of a different color, and has a developer of the image color of the copy according to the image creation mode. The image forming process is performed only on the photoconductor equipped with a developing device, and the toner image formed by the above image forming process is transferred to a transfer paper that is conveyed in sequential contact with each photoconductor, thereby copying in the selected mode. In an electrophotographic device designed to obtain objects,
An electrophotographic apparatus characterized by being provided with means for preventing toner from adhering to a photoreceptor that is not used in a selected mode. （２）上記トナー付着防止手段が現像ローラに適当なパ
イアースを印加する手段であることを特徴とする実用新
案登録請求の範囲第１項に記載の電子写真装置。(2) The electrophotographic apparatus according to claim 1, wherein the toner adhesion prevention means is means for applying an appropriate bias to the developing roller. （３）上記トナー付着防止手段が現像ローラ又は感光体
を電気的にフロートにする手段であることを特徴とする
実用新案登録請求の範囲第１項に記載の電子写真装置。(3) The electrophotographic apparatus according to claim 1, wherein the toner adhesion prevention means is means for electrically floating the developing roller or the photoreceptor. （４）上記トナー付着防止手段が現像ローラの回転を制
止する手段であることを特徴とする実用新案登録請求の
範囲第１項に記載の電子写真装置。(4) The electrophotographic apparatus according to claim 1, wherein the toner adhesion prevention means is means for inhibiting rotation of the developing roller. （５）上記トナー付着防止手段が現像ローラを感光体よ
り離間する手段であることを特徴とする実　゛用新案登
録請求の範囲第１項に記載の電子写真装置。(5) The electrophotographic apparatus according to claim 1, wherein the toner adhesion prevention means is means for separating the developing roller from the photoreceptor. （６）上記トナー付着防止手段が現像ローラと感光体と
の間に挿入可能な遮断スリット部材であることを特徴と
する実用新案登録請求の範囲第１項に記載の電子写真装
置。(6) The electrophotographic apparatus according to claim 1, wherein the toner adhesion prevention means is a blocking slit member that can be inserted between the developing roller and the photoreceptor. （７）上記トナー付着防止手段が現像ローラへの現像剤
丙供給を遮断する手段であることを特徴とする実用新案
登録請求の範囲第１項に記載の電、子写真装置。(7) The electrophotographic apparatus according to claim 1, wherein the toner adhesion prevention means is a means for cutting off the supply of developer to the developing roller.
JP7588684U 1984-05-25 1984-05-25 electrophotographic equipment Pending JPS60189049U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7588684U JPS60189049U (en) 1984-05-25 1984-05-25 electrophotographic equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7588684U JPS60189049U (en) 1984-05-25 1984-05-25 electrophotographic equipment

Publications (1)

Publication Number Publication Date
JPS60189049U true JPS60189049U (en) 1985-12-14

Family

ID=30617520

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7588684U Pending JPS60189049U (en) 1984-05-25 1984-05-25 electrophotographic equipment

Country Status (1)

Country Link
JP (1) JPS60189049U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010085666A (en) * 2008-09-30 2010-04-15 Oki Data Corp Image forming apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010085666A (en) * 2008-09-30 2010-04-15 Oki Data Corp Image forming apparatus

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