JPH0287244U - - Google Patents
Info
- Publication number
- JPH0287244U JPH0287244U JP16676688U JP16676688U JPH0287244U JP H0287244 U JPH0287244 U JP H0287244U JP 16676688 U JP16676688 U JP 16676688U JP 16676688 U JP16676688 U JP 16676688U JP H0287244 U JPH0287244 U JP H0287244U
- Authority
- JP
- Japan
- Prior art keywords
- carrier
- developer carrier
- elastic
- image carrier
- resistor layer
- 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
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000005684 electric field Effects 0.000 claims 1
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案を適用する一成分現像装置の概
略断面図、第２図は本考案の現像剤担持体の外観
斜視図、第３図は本考案の現像剤担持体の加熱部
を示す断面図、第４図は第３図の部分拡大図、第
５図は温度と電位差（ＶＬ―ＶＢ）―現像ＩＤと
の関係を示す曲線、第６図は弾性抵抗体層の温度
一体積固有抵抗を示す曲線である。
２…現像剤担持体、２ａ…導電性中空支持体、
２ｂ…弾性抵抗体層、６…温度センサ、８…像担
持体、９…加熱部（シート状ヒータ）、１０…ヒ
ータ電源、１１…スイツチ。
Fig. 1 is a schematic sectional view of a one-component developing device to which the present invention is applied, Fig. 2 is an external perspective view of the developer carrier of the present invention, and Fig. 3 shows a heating section of the developer carrier of the present invention. 4 is a partial enlarged view of FIG. 3, FIG. 5 is a curve showing the relationship between temperature and potential difference (VL-VB) - development ID, and FIG. 6 is a curve showing the relationship between temperature and volume of the elastic resistor layer. This is a curve showing resistance. 2... Developer carrier, 2a... Conductive hollow support,
2b...Elastic resistor layer, 6...Temperature sensor, 8...Image carrier, 9...Heating section (sheet-like heater), 10...Heater power supply, 11...Switch.
Claims (1)
担持体と接触させ、且つ像担持体と現像剤担持体
との表面間に与えた電界により像担持体の潜像を
現像する一成分現像装置において、現像剤担持体
内部に弾性抵抗体層の温度を一定に維持する加熱
手段を設け、弾性抵抗体層の抵抗、硬度を常に一
定値とすることを特徴とする一成分現像装置。 A component that is brought into contact with an image carrier through an elastic resistance layer provided on the developer carrier and develops a latent image on the image carrier by an electric field applied between the surfaces of the image carrier and the developer carrier. A one-component developing device, characterized in that a heating means for maintaining a constant temperature of an elastic resistor layer is provided inside a developer carrier to keep the resistance and hardness of the elastic resistor layer constant at all times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16676688U JPH0287244U (en) | 1988-12-26 | 1988-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16676688U JPH0287244U (en) | 1988-12-26 | 1988-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0287244U true JPH0287244U (en) | 1990-07-10 |
Family
ID=31454443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16676688U Pending JPH0287244U (en) | 1988-12-26 | 1988-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0287244U (en) |
-
1988
- 1988-12-26 JP JP16676688U patent/JPH0287244U/ja active Pending
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