JPH0389444U - - Google Patents

Info

Publication number
JPH0389444U
JPH0389444U JP14948689U JP14948689U JPH0389444U JP H0389444 U JPH0389444 U JP H0389444U JP 14948689 U JP14948689 U JP 14948689U JP 14948689 U JP14948689 U JP 14948689U JP H0389444 U JPH0389444 U JP H0389444U
Authority
JP
Japan
Prior art keywords
black
image
color
monochrome
image carrier
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
JP14948689U
Other languages
English (en)
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 filed Critical
Priority to JP14948689U priority Critical patent/JPH0389444U/ja
Priority to US07/707,050 priority patent/US5160969A/en
Publication of JPH0389444U publication Critical patent/JPH0389444U/ja
Pending legal-status Critical Current

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  • Color Electrophotography (AREA)

Description

【図面の簡単な説明】
第１図は本考案一実施例の画像形成装置の概略
構成図、第２図は従来例の概略構成図、第３図は
絵柄部と文字部の混在した原稿の例を示す図、第
４図は定着ローラの切り換えを行う従来例におけ
る定着装置部を示す構成図である。 １……潜像担持体としてのベルト状感光体、５
，６，７……複数の現像器、８……カラー用黒現
像器、１８……モノクロ用黒現像器。

Claims (1)

  1. 【実用新案登録請求の範囲】 黒以外のそれぞれ異なる色のトナーで、潜像担
    持体の静電潜像を顕像化する複数の現像器と、 画像光沢度が高くなるようなカラー用黒トナー
    を収容し、潜像担持体上の顕像を色毎に転写材に
    重ね転写してカラー画像を得るとき作動状態にさ
    れるカラー用黒現像器と、 画像光沢度が低くなるようなモノクロ用黒トナ
    ーを収容し、モノクロ黒画像を得るとき、作動状
    態にされるモノクロ用黒現像器とを前記潜像担持
    体にそれぞれ対置させて成るようにした画像形成
    装置。
JP14948689U 1989-06-26 1989-12-26 Pending JPH0389444U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP14948689U JPH0389444U (ja) 1989-12-26 1989-12-26
US07/707,050 US5160969A (en) 1989-06-26 1991-05-29 Image forming apparatus having a separate black developer stored for a color image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14948689U JPH0389444U (ja) 1989-12-26 1989-12-26

Publications (1)

Publication Number Publication Date
JPH0389444U true JPH0389444U (ja) 1991-09-12

Family

ID=31695875

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14948689U Pending JPH0389444U (ja) 1989-06-26 1989-12-26

Country Status (1)

Country Link
JP (1) JPH0389444U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63212960A (ja) * 1987-03-02 1988-09-05 Ricoh Co Ltd 複写機

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63212960A (ja) * 1987-03-02 1988-09-05 Ricoh Co Ltd 複写機

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