JPS6129361U - Developing devices such as electrophotographic copying machines - Google Patents

Developing devices such as electrophotographic copying machines

Info

Publication number
JPS6129361U
JPS6129361U JP11440984U JP11440984U JPS6129361U JP S6129361 U JPS6129361 U JP S6129361U JP 11440984 U JP11440984 U JP 11440984U JP 11440984 U JP11440984 U JP 11440984U JP S6129361 U JPS6129361 U JP S6129361U
Authority
JP
Japan
Prior art keywords
roll
developing devices
copying machines
electrophotographic copying
photoreceptor
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
JP11440984U
Other languages
Japanese (ja)
Inventor
雄輔 荻田
Original Assignee
富士ゼロックス株式会社
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 富士ゼロックス株式会社 filed Critical 富士ゼロックス株式会社
Priority to JP11440984U priority Critical patent/JPS6129361U/en
Publication of JPS6129361U publication Critical patent/JPS6129361U/en
Pending legal-status Critical Current

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  • Dry Development In Electrophotography (AREA)

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 the drawing]

第１図は本考案の現像装置の一実施例を示す斜視図、第
２図は同、一部断面正面図である。 図中１・・・ドナーロール、２．２’・・・ロール、３
９ ３′・・・トラッキングロール、４・・・メタリン
グブレード、５，５′・・・清掃部材。FIG. 1 is a perspective view showing an embodiment of the developing device of the present invention, and FIG. 2 is a partially sectional front view of the same. In the diagram, 1...donor roll, 2.2'...roll, 3
9 3'...Tracking roll, 4...Metering blade, 5,5'...Cleaning member.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 非磁性一成分現像方式を用いた複写機等において、感光
体の一周辺に配置して当該感光体の表面への現像を行な
うドナーロールの両端側に該ドナーロールより直径の大
きなロールを設け、且つ該ロールの外側には段付き小径
部を有するトラッキングロールを連設することによって
、前記ドナーロールと、該ロールの一外周に圧接したメ
タリングブレードの両側端から外方に現像用のトナーが
漏れ出ることを防止するようにしたことを特徴と讐る電
子写質複写機等の現像装置。In a copying machine or the like using a non-magnetic one-component development method, rolls having a larger diameter than the donor roll are provided on both ends of a donor roll which is placed around one side of a photoreceptor and performs development on the surface of the photoreceptor; Further, by continuously disposing a tracking roll having a stepped small diameter portion on the outside of the roll, toner for development is directed outward from both ends of the donor roll and the metering blade that is pressed against one outer periphery of the roll. A developing device for an electronic copying machine, etc., characterized by being designed to prevent leakage.
JP11440984U 1984-07-26 1984-07-26 Developing devices such as electrophotographic copying machines Pending JPS6129361U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11440984U JPS6129361U (en) 1984-07-26 1984-07-26 Developing devices such as electrophotographic copying machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11440984U JPS6129361U (en) 1984-07-26 1984-07-26 Developing devices such as electrophotographic copying machines

Publications (1)

Publication Number Publication Date
JPS6129361U true JPS6129361U (en) 1986-02-21

Family

ID=30673428

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11440984U Pending JPS6129361U (en) 1984-07-26 1984-07-26 Developing devices such as electrophotographic copying machines

Country Status (1)

Country Link
JP (1) JPS6129361U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01100150U (en) * 1987-12-23 1989-07-05

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01100150U (en) * 1987-12-23 1989-07-05

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