JPS59194757U - Developing device of electrophotographic copying machine - Google Patents
Developing device of electrophotographic copying machineInfo
- Publication number
- JPS59194757U JPS59194757U JP8794383U JP8794383U JPS59194757U JP S59194757 U JPS59194757 U JP S59194757U JP 8794383 U JP8794383 U JP 8794383U JP 8794383 U JP8794383 U JP 8794383U JP S59194757 U JPS59194757 U JP S59194757U
- Authority
- JP
- Japan
- Prior art keywords
- developing device
- magnetic
- copying machine
- electrophotographic copying
- developer
- 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
Landscapes
- Magnetic Brush Developing 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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は磁気ブラシ現像の現像部の状態を示す′ 図
、第２図は本考案による現像装置の説明図、第３図は本
考案による現像剤攪拌用磁気ロールを示す図、第４図は
現像ニップを示す図、第５図は本考案および従来の現像
装置による現像効率を比較したグラフである。
図中符号：１・・・・・・磁石、２．６・・・・・・ス
リーブ、３・・・・・・感光体、４・・・・・・トリマ
ー、５・・＝・・・現像用磁気ロール、７・・・・・・
現像剤攪拌用磁気ロール、８・・・１ ・・・スクレ
ーパー。Figure 1 shows the state of the developing section of magnetic brush development, Figure 2 is an explanatory diagram of the developing device according to the invention, Figure 3 is a diagram showing the magnetic roll for stirring the developer according to the invention, and Figure 4. 5 is a diagram showing a developing nip, and FIG. 5 is a graph comparing the developing efficiency of the present invention and a conventional developing device. Codes in the figure: 1...Magnet, 2.6...Sleeve, 3...Photoconductor, 4...Trimmer, 5...=... Magnetic roll for development, 7...
Magnetic roll for stirring developer, 8...1...Scraper.
Claims (3)
ラシ現像装置において、表面に静電潜像を有する感光体
の裏面側に現像用磁気ロールに対向して現像剤攪拌用磁
気ロールを設けたことを特徴とする電子写真複写機の現
像装置。(1) In a magnetic brush developing device of an electrophotographic copying machine that uses a two-component developer, a magnetic roll for stirring the developer is installed on the back side of the photoconductor having an electrostatic latent image on its surface, facing the magnetic roll for development. A developing device for an electrophotographic copying machine, characterized in that:
るように交互に配置されたＮ磁極とＳ磁極とからなるこ
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
現像装置。(2) The developing device according to claim 1, wherein the magnetic roll for stirring the developer comprises N magnetic poles and S magnetic poles arranged alternately so as to be oblique to the roll axis. .
も感光体の現像部への進入側に偏倚して配置されている
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
の現像装置。(3) The utility model registration claim set forth in item 1, characterized in that the magnetic roll for stirring the developer is disposed biased toward the entrance side of the photoreceptor into the developing section rather than the magnetic roll for development. Developing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8794383U JPS59194757U (en) | 1983-06-10 | 1983-06-10 | Developing device of electrophotographic copying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8794383U JPS59194757U (en) | 1983-06-10 | 1983-06-10 | Developing device of electrophotographic copying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59194757U true JPS59194757U (en) | 1984-12-25 |
Family
ID=30217857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8794383U Pending JPS59194757U (en) | 1983-06-10 | 1983-06-10 | Developing device of electrophotographic copying machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59194757U (en) |
-
1983
- 1983-06-10 JP JP8794383U patent/JPS59194757U/en active Pending
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