JPS61101764U - - Google Patents
Info
- Publication number
- JPS61101764U JPS61101764U JP18834784U JP18834784U JPS61101764U JP S61101764 U JPS61101764 U JP S61101764U JP 18834784 U JP18834784 U JP 18834784U JP 18834784 U JP18834784 U JP 18834784U JP S61101764 U JPS61101764 U JP S61101764U
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- pole
- outside
- developing device
- roller
- 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
- 230000000295 complement effect Effects 0.000 claims 1
- 230000006698 induction Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 108091008695 photoreceptors Proteins 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Magnetic Brush Developing In Electrophotography (AREA)
Description
第１図はこの考案の実施例である現像装置の概
略構造図、第２図は上記実施例の磁力線の分布を
示す図、第３図は従来の現像装置の概略構造図で
ある。
１……現像装置、２……ドクタ、３……マグネ
ツト、４……マグネツトローラ、５……撹拌ロー
ラ、６……現像剤、７……主極マグネツト、８…
…補極マグネツト、１５……感光体表面。
FIG. 1 is a schematic structural diagram of a developing device according to an embodiment of this invention, FIG. 2 is a diagram showing the distribution of magnetic lines of force in the above embodiment, and FIG. 3 is a schematic structural diagram of a conventional developing device. DESCRIPTION OF SYMBOLS 1... Developing device, 2... Doctor, 3... Magnet, 4... Magnet roller, 5... Stirring roller, 6... Developer, 7... Main pole magnet, 8...
...Potential pole magnet, 15...Surface of photoreceptor.
Claims (1)
とこれと反対の極を外側にして配設した補極マグ
ネツトとを内部に有しトナーとキヤリアとから構
成される現像剤を上記マグネツトの磁気誘導によ
りその表面に吸着するマグネツトローラと、上記
マグネツトローラの表面への現像剤の吸着量を規
制するドクタとを備えてなる現像装置において、 前記ドクタの内部にマグネツトを前記主極マグ
ネツトの外側と同一極性の極を前記マグネツトロ
ーラに対向させて配設したことを特徴とする現像
装置。[Claims for Utility Model Registration] A main pole magnet with one pole on the outside and a complementary pole magnet with the opposite pole on the outside, and is composed of toner and carrier. A developing device comprising: a magnet roller that attracts a developer onto the surface thereof by magnetic induction of the magnet; and a doctor that regulates the amount of developer adsorbed onto the surface of the magnet roller. A developing device characterized in that a magnet is disposed on the outside of the main pole magnet with a pole having the same polarity facing the magnet roller.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18834784U JPS61101764U (en) | 1984-12-10 | 1984-12-10 | |
| DE19853543122 DE3543122A1 (en) | 1984-12-10 | 1985-12-06 | DEVELOPMENT DEVICE |
| US06/807,459 US4705383A (en) | 1984-12-10 | 1985-12-10 | Developing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18834784U JPS61101764U (en) | 1984-12-10 | 1984-12-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61101764U true JPS61101764U (en) | 1986-06-28 |
Family
ID=30745819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18834784U Pending JPS61101764U (en) | 1984-12-10 | 1984-12-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61101764U (en) |
-
1984
- 1984-12-10 JP JP18834784U patent/JPS61101764U/ja active Pending
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