JPS6394463U - - Google Patents
Info
- Publication number
- JPS6394463U JPS6394463U JP18960286U JP18960286U JPS6394463U JP S6394463 U JPS6394463 U JP S6394463U JP 18960286 U JP18960286 U JP 18960286U JP 18960286 U JP18960286 U JP 18960286U JP S6394463 U JPS6394463 U JP S6394463U
- Authority
- JP
- Japan
- Prior art keywords
- developer
- magnetic field
- field generating
- developing device
- latent image
- 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
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Magnetic Brush Developing In Electrophotography (AREA)
Description
第１図は本考案の一実施例による現像装置を示
す概要図、第２図は現像スリーブからの現像剤の
剥離動作の説明図、第３図は反発磁界の特性図、
第４図は本考案の他の実施例による現像装置を示
す概要図、第５図は従来の現像装置を示す概要図
である。
１……現像剤保持手段（現像スリーブ）、７…
…現像剤薄層、１０……潜像保持手段、１１……
反発磁界発生手段、１２・１３……磁性部材。
FIG. 1 is a schematic diagram showing a developing device according to an embodiment of the present invention, FIG. 2 is an explanatory diagram of the peeling operation of the developer from the developing sleeve, and FIG. 3 is a characteristic diagram of the repulsion magnetic field.
FIG. 4 is a schematic diagram showing a developing device according to another embodiment of the present invention, and FIG. 5 is a schematic diagram showing a conventional developing device. 1... Developer holding means (developing sleeve), 7...
...Developer thin layer, 10...Latent image holding means, 11...
Repulsion magnetic field generating means, 12, 13...magnetic member.
Claims (1)
持手段に対向する現像領域に搬送する現像剤保持
手段と、この現像剤保持手段の内部に配設固定し
た磁界発生手段と、前記現像剤保持手段上に現像
剤の薄層を形成する現像剤規制手段とを有する現
像装置において、前記現像領域を通過後の前記現
像剤保持手段上に反発磁界を作用させる反発磁界
発生部を前記磁界発生手段の一部に設け、この反
発磁界発生部に対向して磁性部材を設置したこと
を特徴とする現像装置。 a developer holding means for holding the developer and conveying it to a development area facing the latent image carrying means on which the electrostatic latent image is formed; a magnetic field generating means disposed and fixed inside the developer holding means; In a developing device having a developer regulating means for forming a thin layer of developer on the developer retaining means, a repulsive magnetic field generating section for applying a repulsive magnetic field on the developer retaining means after passing through the development area; A developing device characterized in that a magnetic member is provided as a part of a magnetic field generating means, and a magnetic member is disposed opposite to the repulsive magnetic field generating section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18960286U JPS6394463U (en) | 1986-12-09 | 1986-12-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18960286U JPS6394463U (en) | 1986-12-09 | 1986-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6394463U true JPS6394463U (en) | 1988-06-17 |
Family
ID=31142055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18960286U Pending JPS6394463U (en) | 1986-12-09 | 1986-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6394463U (en) |
-
1986
- 1986-12-09 JP JP18960286U patent/JPS6394463U/ja active Pending
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