JPS6227357U - - Google Patents
Info
- Publication number
- JPS6227357U JPS6227357U JP11727585U JP11727585U JPS6227357U JP S6227357 U JPS6227357 U JP S6227357U JP 11727585 U JP11727585 U JP 11727585U JP 11727585 U JP11727585 U JP 11727585U JP S6227357 U JPS6227357 U JP S6227357U
- Authority
- JP
- Japan
- Prior art keywords
- developer
- electrostatic latent
- regulating member
- charge
- developing device
- 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.)
- Granted
Links
- 230000001105 regulatory effect Effects 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 230000002378 acidificating effect Effects 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 1
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案の一実施例をあらわす概略構成
図、第２図はその帯電規制部材をあらわす断面図
、第３図は本考案の実施例と比較例のそれぞれの
現像剤の帯電特性をあらわす帯電特性図、第４図
は酸性カーボンのｐＨと現像剤の平均帯電量の関
係をあらわす帯電特性図、第５図は本考案の実施
例における現像剤の帯電特性をあらわす帯電特性
図、第６図は本考案の他の実施例をあらわす第１
図に対応する概略構成図である。
１……ホツパー、２……現像剤、３……現像剤
供給部材、４……現像剤担持体、５……帯電規制
部材、６……静電潜像保持体、８……弾性体、９
……軟弾性体。
Fig. 1 is a schematic configuration diagram showing an embodiment of the present invention, Fig. 2 is a sectional view showing the charge regulating member thereof, and Fig. 3 shows the charging characteristics of the developer of the embodiment of the present invention and the comparative example. FIG. 4 is a charging characteristic diagram showing the relationship between the pH of acidic carbon and the average charge amount of the developer. FIG. 5 is a charging characteristic diagram showing the charging characteristic of the developer in the embodiment of the present invention. Figure 6 shows the first embodiment of the present invention.
It is a schematic block diagram corresponding to the figure. DESCRIPTION OF SYMBOLS 1...Hopper, 2...Developer, 3...Developer supply member, 4...Developer carrier, 5...Charge regulating member, 6...Electrostatic latent image holder, 8...Elastic body, 9
...Soft elastic body.
Claims (1)
体に帯電規制部材を当接し、該帯電規制部材によ
り現像剤に所定の電荷を付与すると共に現像剤担
持体上に現像剤の薄層を形成し、該薄層の現像剤
を静電潜保持体上に付着させることにより静電潜
像を可視像に現像する一成分現像装置において、
前記帯電規制部材にＰＨ＝４．０以下の酸性カー
ボンを含有したことを特徴とする一成分現像装置
。 A charge regulating member is brought into contact with a developer carrier that supplies developer to the electrostatic latent image holder, and the charge regulating member imparts a predetermined charge to the developer and forms a thin layer of developer on the developer carrier. A one-component developing device that develops an electrostatic latent image into a visible image by forming a thin layer of developer on an electrostatic latent support member,
A one-component developing device characterized in that the charge regulating member contains acidic carbon having a pH of 4.0 or less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11727585U JPH046039Y2 (en) | 1985-08-01 | 1985-08-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11727585U JPH046039Y2 (en) | 1985-08-01 | 1985-08-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6227357U true JPS6227357U (en) | 1987-02-19 |
| JPH046039Y2 JPH046039Y2 (en) | 1992-02-19 |
Family
ID=31002637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11727585U Expired JPH046039Y2 (en) | 1985-08-01 | 1985-08-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH046039Y2 (en) |
-
1985
- 1985-08-01 JP JP11727585U patent/JPH046039Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH046039Y2 (en) | 1992-02-19 |
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