JPS636467U - - Google Patents
Info
- Publication number
- JPS636467U JPS636467U JP10059186U JP10059186U JPS636467U JP S636467 U JPS636467 U JP S636467U JP 10059186 U JP10059186 U JP 10059186U JP 10059186 U JP10059186 U JP 10059186U JP S636467 U JPS636467 U JP S636467U
- Authority
- JP
- Japan
- Prior art keywords
- developer
- roller
- developing roller
- refresh
- contact
- 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
- 108091008695 photoreceptors Proteins 0.000 claims 2
Landscapes
- Magnetic Brush Developing In Electrophotography (AREA)
Description
第１図は本考案実施例の現像装置の断面図、第
２図は要部断面図である。
１０…現像装置、１２…感光体ドラム、１６…
スリーブ、２０…磁石、２４…現像ローラ、３２
…リフレツシユ・ローラ、３３…ブレード（除去
手段）。
FIG. 1 is a sectional view of a developing device according to an embodiment of the present invention, and FIG. 2 is a sectional view of the main parts. 10...Developing device, 12...Photosensitive drum, 16...
Sleeve, 20...Magnet, 24...Developing roller, 32
... Refresh roller, 33... Blade (removal means).
Claims (1)
いる現像ローラと、内部に磁界発生手段を有し現
像剤の磁気ブラシを形成し、この磁気ブラシが前
記現像ローラに接触するように設けられたスリー
ブと、前記感光体ドラムに付着しない未現像の現
像剤を前記現像ローラから除去する電圧が印加さ
れたリフレツシユローラと、現像剤が前記磁界発
生手段に引き寄せられる領域に設けられ前記リフ
レツシユローラ上の現像剤を除去する除去手段と
を備えることを特徴とする現像装置。 A developing roller disposed in contact with or close to the photoreceptor drum, and a sleeve having a magnetic field generating means therein to form a magnetic brush for developer, and provided so that the magnetic brush comes into contact with the developing roller. a refresh roller to which a voltage is applied to remove undeveloped developer that does not adhere to the photoreceptor drum from the developing roller; and a refresh roller provided on the refresh roller in a region where the developer is attracted to the magnetic field generating means. A developing device comprising a removing means for removing the developer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10059186U JPS636467U (en) | 1986-06-30 | 1986-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10059186U JPS636467U (en) | 1986-06-30 | 1986-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS636467U true JPS636467U (en) | 1988-01-16 |
Family
ID=30970559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10059186U Pending JPS636467U (en) | 1986-06-30 | 1986-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS636467U (en) |
-
1986
- 1986-06-30 JP JP10059186U patent/JPS636467U/ja active Pending
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