JPH0428655U - - Google Patents
Info
- Publication number
- JPH0428655U JPH0428655U JP7083190U JP7083190U JPH0428655U JP H0428655 U JPH0428655 U JP H0428655U JP 7083190 U JP7083190 U JP 7083190U JP 7083190 U JP7083190 U JP 7083190U JP H0428655 U JPH0428655 U JP H0428655U
- Authority
- JP
- Japan
- Prior art keywords
- latent image
- image carrier
- developing brush
- toner
- developing
- 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
- 230000005684 electric field Effects 0.000 claims 2
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 108091008695 photoreceptors Proteins 0.000 description 5
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案一実施例の現像装置の断面構成
図、第２図は同上現像装置においてトナーが静電
的に感光体の方へ引き寄せられて飛翔することを
説明するのに用いた図、第３図は本例において感
光体と現像ブラシとの間に発生する電気力線を示
した説明図、第４図は従来例においてトナーが静
電的に感光体の方へ引き寄せられて飛翔すること
を説明するのに用いた図、第５図は同上従来例に
おいて、感光体と現像スリーブとの間に発生する
電気力線を示した図である。
１……潜像担持体としてのドラム状感光体、３
……トナー、６……トナー供給ローラ、８……現
像ブラシ、１３……トナー除去部材。
Fig. 1 is a cross-sectional configuration diagram of a developing device according to an embodiment of the present invention, and Fig. 2 is a diagram used to explain that in the same developing device, toner is electrostatically attracted toward the photoreceptor and flies. , FIG. 3 is an explanatory diagram showing the lines of electric force generated between the photoreceptor and the developing brush in this example, and FIG. 4 is an explanatory diagram showing the lines of electric force generated between the photoreceptor and the developing brush in the conventional example. FIG. 5, which is a diagram used to explain this, is a diagram showing lines of electric force generated between the photoreceptor and the developing sleeve in the conventional example. 1...Drum-shaped photoreceptor as a latent image carrier, 3
. . . toner, 6 . . . toner supply roller, 8 . . . developing brush, 13 . . . toner removal member.
Claims (1)
して非接触状態で回動駆動される現像ブラシと、
該現像ブラシに対してトナーを供給して付着させ
る手段と、潜像担持体の静電潜像の現像を行うべ
く、現像ブラシに付着して搬送されるトナーを潜
像担持体へ静電的に移行させるときに、現像ブラ
シ、潜像担持体間に直流電界を印加する電界形成
手段と、現像後に、現像ブラシに残留付着したト
ナーを除去して回収するトナー除去部材とを備え
て成るようにした現像装置。 a developing brush consisting of a large number of conductive brushes and rotatably driven with respect to the latent image carrier in a non-contact state;
A means for supplying and adhering toner to the developing brush, and an electrostatic means for supplying toner to the latent image carrier to develop the electrostatic latent image on the latent image carrier. The method includes an electric field forming means for applying a DC electric field between the developing brush and the latent image carrier when the latent image carrier is transferred to the developing brush, and a toner removing member for removing and collecting toner remaining on the developing brush after development. development equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7083190U JPH0428655U (en) | 1990-07-03 | 1990-07-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7083190U JPH0428655U (en) | 1990-07-03 | 1990-07-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0428655U true JPH0428655U (en) | 1992-03-06 |
Family
ID=31607327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7083190U Pending JPH0428655U (en) | 1990-07-03 | 1990-07-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0428655U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013148845A (en) * | 2012-01-23 | 2013-08-01 | Brother Ind Ltd | Developer supply device |
-
1990
- 1990-07-03 JP JP7083190U patent/JPH0428655U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013148845A (en) * | 2012-01-23 | 2013-08-01 | Brother Ind Ltd | Developer supply device |
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