JPS6376862U - - Google Patents
Info
- Publication number
- JPS6376862U JPS6376862U JP1583787U JP1583787U JPS6376862U JP S6376862 U JPS6376862 U JP S6376862U JP 1583787 U JP1583787 U JP 1583787U JP 1583787 U JP1583787 U JP 1583787U JP S6376862 U JPS6376862 U JP S6376862U
- Authority
- JP
- Japan
- Prior art keywords
- cleaning device
- electrophotographic apparatus
- toner
- photoconductor drum
- charging means
- 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
- 238000004140 cleaning Methods 0.000 claims description 12
- 239000000835 fiber Substances 0.000 claims description 2
Landscapes
- Cleaning In Electrography (AREA)
Description
第１図は、本考案の第１の実施例であるクリー
ニング装置の断面図、第２図は、本考案の第２の
実施例であるクリーニング装置の断面図、第３図
は、本考案の第３の実施例であるクリーニング装
置の断面図である。
符号の説明、１……感光体ドラム、３……転写
装置のコロナチヤージア、１０……クリーニング
装置、２０……トナー除去手段、２４……ブラシ
ローラ、２６……回収ローラ、２８……ブレード
、３０……ブラシ帯電器、３４……導電性繊維、
４０……コロナ帯電器。
FIG. 1 is a cross-sectional view of a cleaning device according to a first embodiment of the present invention, FIG. 2 is a cross-sectional view of a cleaning device according to a second embodiment of the present invention, and FIG. 3 is a cross-sectional view of a cleaning device according to a second embodiment of the present invention. FIG. 7 is a sectional view of a cleaning device according to a third embodiment. Explanation of symbols, 1... Photosensitive drum, 3... Corona charger of transfer device, 10... Cleaning device, 20... Toner removing means, 24... Brush roller, 26... Collection roller, 28... Blade, 30 ... Brush charger, 34 ... Conductive fiber,
40...Corona charger.
Claims (1)
置におけるクリーニング装置であつて、未転写ト
ナーを感光体ドラムの表面から除去するトナー除
去手段よりも感光体ドラムの回転方向の後方にお
いて、帯電手段を配したことを特徴とする電子写
真装置におけるクリーニング装置。 ２ 前記トナー除去手段がトナーをバイアス電圧
による静電引力により吸着するブラシローラと、
ブラシローラに吸着されたトナーを同じくバイア
ス電圧による静電引力により吸着する回収ローラ
と、回収ローラに吸着されたトナーを掻き落すブ
レードを具備していることを特徴とする実用新案
登録請求の範囲第１項記載の電子写真装置におけ
るクリーニング装置。 ３ 前記帯電手段が一定電圧を印加した導電性繊
維よりなるブラシ帯電器であることを特徴とする
実用新案登録請求の範囲第１項又は第２項記載の
電子写真装置におけるクリーニング装置。 ４ 前記帯電手段が感光体ドラムの表面電位と逆
極性のコロナ帯電器であることを特徴とする実用
新案登録請求の範囲第１項又は第２項記載の電子
写真装置におけるクリーニング装置。[Claims for Utility Model Registration] 1. A cleaning device for an electrophotographic apparatus having a photoconductor drum and a transfer device, wherein the cleaning device is configured to remove untransferred toner from the surface of the photoconductor drum in the direction of rotation of the photoconductor drum. 1. A cleaning device for an electrophotographic apparatus, characterized in that a charging means is arranged behind the cleaning device. 2 a brush roller in which the toner removing means attracts the toner by electrostatic attraction caused by a bias voltage;
Utility model registration claim No. 1, characterized in that it is equipped with a collecting roller that adsorbs toner adsorbed on the brush roller by electrostatic attraction caused by a bias voltage, and a blade that scrapes off the toner adsorbed on the collecting roller. A cleaning device for an electrophotographic apparatus according to item 1. 3. The cleaning device for an electrophotographic apparatus according to claim 1 or 2, wherein the charging means is a brush charger made of conductive fibers to which a constant voltage is applied. 4. The cleaning device for an electrophotographic apparatus according to claim 1 or 2, wherein the charging means is a corona charger having a polarity opposite to the surface potential of the photosensitive drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1583787U JPS6376862U (en) | 1986-04-10 | 1987-02-04 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5447986 | 1986-04-10 | ||
| JP1583787U JPS6376862U (en) | 1986-04-10 | 1987-02-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6376862U true JPS6376862U (en) | 1988-05-21 |
Family
ID=33454782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1583787U Pending JPS6376862U (en) | 1986-04-10 | 1987-02-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6376862U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006154307A (en) * | 2004-11-29 | 2006-06-15 | Toei Sangyo Kk | Cleaning device for image forming apparatus |
-
1987
- 1987-02-04 JP JP1583787U patent/JPS6376862U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006154307A (en) * | 2004-11-29 | 2006-06-15 | Toei Sangyo Kk | Cleaning device for image forming apparatus |
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