JPS61153055U - - Google Patents
Info
- Publication number
- JPS61153055U JPS61153055U JP3694085U JP3694085U JPS61153055U JP S61153055 U JPS61153055 U JP S61153055U JP 3694085 U JP3694085 U JP 3694085U JP 3694085 U JP3694085 U JP 3694085U JP S61153055 U JPS61153055 U JP S61153055U
- Authority
- JP
- Japan
- Prior art keywords
- toner powder
- developer
- opening
- tank
- replenishing member
- 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
- 239000000843 powder Substances 0.000 claims description 11
- 108091008695 photoreceptors Proteins 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
Description
第１図は本考案の実施例を適用される複写装置
の一例を示す概略図、第２図は本考案実施例の要
部を示す概略断面図である。
１……感光体ドラム、４……現像装置、４０…
…現像槽、４３……トナー補給部材、４３０……
トナー貯容槽、４３０ｂ……開口、４３２……回
転ローラ、４３２ａ……トナー粉担持用凹状切り
込み、４３３……軟質弾性体、４４……現像剤供
給部、４４ａ，４４ｂ……壁板、４４ｃ……導入
用開口、４５……現像剤排出部。
FIG. 1 is a schematic view showing an example of a copying apparatus to which an embodiment of the present invention is applied, and FIG. 2 is a schematic cross-sectional view showing a main part of the embodiment of the present invention. 1... Photosensitive drum, 4... Developing device, 40...
...Developer tank, 43...Toner supply member, 430...
Toner storage tank, 430b...Opening, 432...Rotating roller, 432a...Concave notch for supporting toner powder, 433...Soft elastic body, 44...Developer supply section, 44a, 44b...Wall plate, 44c... ...Introduction opening, 45...Developer discharge section.
Claims (1)
ナー粉とから成る２成分系現像剤を撹拌して感光
体上の静電潜像に向け搬送し、かつ上記２成分系
現像剤中のトナー粉が消費されることによつて減
少し、所定の画像濃度が得られなくなつた時に、
上記現像槽内にトナー粉を供給するトナー粉補給
部材を備え、そのトナー粉補給部材を、上記現像
槽側に開口を有するトナー粉貯容槽と、その開口
部に設けられていて周面にトナー粉担持部が形成
されている回転可能な回転ローラと、上記開口側
部に配置されていて上記回転ローラの周面に当接
する軟質弾性体とで構成した現像装置において、 上記トナー粉補給部材の開口とは別に、その開
口に隣接して配置され、上記現像槽の撹拌部に向
け開口する導入口を備えた現像剤供給部と、 上記現像槽下部に設けられている現像剤排出部
とを備えたことを特徴とする現像装置。[Scope of Claim for Utility Model Registration] A two-component developer consisting of a carrier and toner powder contained in a developer tank is stirred and conveyed toward an electrostatic latent image on a photoreceptor, and the two components are When the toner powder in the system developer is consumed and reduced and the desired image density cannot be obtained,
A toner powder replenishing member is provided for supplying toner powder into the developer tank, and the toner powder replenishing member is connected to a toner powder storage tank having an opening on the developer tank side, and a toner powder storage tank provided in the opening and containing toner powder on the circumferential surface. In a developing device comprising a rotatable rotating roller having a powder carrying portion formed thereon, and a soft elastic body disposed on the opening side and abutting the circumferential surface of the rotating roller, the toner powder replenishing member may Separately from the opening, a developer supply section is arranged adjacent to the opening and has an inlet opening toward the stirring section of the developer tank, and a developer discharge section is provided at the bottom of the developer tank. A developing device characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3694085U JPS61153055U (en) | 1985-03-14 | 1985-03-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3694085U JPS61153055U (en) | 1985-03-14 | 1985-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61153055U true JPS61153055U (en) | 1986-09-22 |
Family
ID=30542590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3694085U Pending JPS61153055U (en) | 1985-03-14 | 1985-03-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61153055U (en) |
-
1985
- 1985-03-14 JP JP3694085U patent/JPS61153055U/ja active Pending
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