JPH0157763U - - Google Patents
Info
- Publication number
- JPH0157763U JPH0157763U JP15270787U JP15270787U JPH0157763U JP H0157763 U JPH0157763 U JP H0157763U JP 15270787 U JP15270787 U JP 15270787U JP 15270787 U JP15270787 U JP 15270787U JP H0157763 U JPH0157763 U JP H0157763U
- Authority
- JP
- Japan
- Prior art keywords
- recording device
- electrode
- metal sleeve
- metal
- image recording
- 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
- 239000002184 metal Substances 0.000 claims description 9
- 238000007790 scraping Methods 0.000 claims description 2
- 230000005684 electric field Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案実施例に係る画像記録装置の断
面図、第２図は従来の画像記録装置の断面図、第
３図及び第４図は金属スリーブ上面のトナーの状
態を示す図であつて、第３図はトナーが均一分散
されている状態を示す拡大断面図、第４図は粒子
の細かいトナーが金属スリーブ上面に付着した状
態を示す拡大断面図である。
３……感光ドラム、１１……金属スリーブ、１
４……金属ローラ、１５……直流電源、１６……
掻き取り板、Ｔ，Ｔｓ……トナー。
FIG. 1 is a sectional view of an image recording device according to an embodiment of the present invention, FIG. 2 is a sectional view of a conventional image recording device, and FIGS. 3 and 4 are diagrams showing the state of toner on the upper surface of a metal sleeve. FIG. 3 is an enlarged sectional view showing a state in which toner is uniformly dispersed, and FIG. 4 is an enlarged sectional view showing a state in which fine particles of toner adhere to the upper surface of the metal sleeve. 3...Photosensitive drum, 11...Metal sleeve, 1
4...Metal roller, 15...DC power supply, 16...
Scraping board, T, Ts...toner.
Claims (1)
の金属スリーブ回転方向下流側に電極を配し、金
属スリーブと当該電極間に電界を与えたことを特
徴とする画像記録装置。 (2) 上記電極は、金属ローラであることを特徴
とする実用新案登録請求の範囲第１項記載の画像
記録装置。 (3) 上記金属ローラには、掻き取り板が配設さ
れていることを特徴とする実用新案登録請求の範
囲第２項記載の画像記録装置。[Claims for Utility Model Registration] (1) An image characterized in that an electrode is arranged on the downstream side in the rotating direction of the metal sleeve at a portion where the photosensitive drum and the metal sleeve face each other, and an electric field is applied between the metal sleeve and the electrode. Recording device. (2) The image recording device according to claim 1, wherein the electrode is a metal roller. (3) The image recording device according to claim 2, wherein the metal roller is provided with a scraping plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15270787U JPH0157763U (en) | 1987-10-07 | 1987-10-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15270787U JPH0157763U (en) | 1987-10-07 | 1987-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0157763U true JPH0157763U (en) | 1989-04-11 |
Family
ID=31427877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15270787U Pending JPH0157763U (en) | 1987-10-07 | 1987-10-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0157763U (en) |
-
1987
- 1987-10-07 JP JP15270787U patent/JPH0157763U/ja active Pending
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