JPS61173957U - - Google Patents
Info
- Publication number
- JPS61173957U JPS61173957U JP5589285U JP5589285U JPS61173957U JP S61173957 U JPS61173957 U JP S61173957U JP 5589285 U JP5589285 U JP 5589285U JP 5589285 U JP5589285 U JP 5589285U JP S61173957 U JPS61173957 U JP S61173957U
- Authority
- JP
- Japan
- Prior art keywords
- developing device
- developer
- spikes
- developing
- roll
- 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
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 1
- 108091008695 photoreceptors Proteins 0.000 description 1
Landscapes
- Magnetic Brush Developing In Electrophotography (AREA)
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は本考案の現像装置を複写機に実施した場合の
全体構成図、第３図は本考案の現像装置の動作状
態図、第４図は本考案の他の実施例を示す断面図
、第５図は現像装置の外観を示す要部斜視図、第
６図は本考案のその他の実施例を示す斜視図、第
７図は本考案の現像装置の動作状態図、第８図、
第９図は、従来の現像装置を示す断面図である。
１０……ホツパー、１１……現像ロール、１２
……ドクターブレード、１３，１３′，３０……
変位板、１４……回転軸、１５……感光体、１６
……現像剤、１７……回転板、１８……磁性板、
１９……固定磁石、３１……支柱。
Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is an overall configuration diagram when the developing device of the present invention is implemented in a copying machine, FIG. 3 is a diagram of the operating state of the developing device of the present invention, FIG. 4 is a sectional view showing another embodiment of the present invention, FIG. 5 is a perspective view of essential parts showing the external appearance of the developing device, FIG. 6 is a perspective view showing another embodiment of the present invention, FIG. 7 is a diagram of the operating state of the developing device of the present invention, and FIG.
FIG. 9 is a sectional view showing a conventional developing device. 10...Hopper, 11...Developing roll, 12
...Doctor Blade, 13, 13', 30...
Displacement plate, 14... Rotating shaft, 15... Photoreceptor, 16
...Developer, 17... Rotating plate, 18... Magnetic plate,
19...fixed magnet, 31...post.
Claims (1)
有する現像装置において、前記現像剤の残量に応
じて変位し、前記現像ロールに当接した時、前記
現像ロールの穂立ち形成を阻止する部材を有し、
該部材は、現像装置内の現像剤の移動を妨げない
形状であることを特徴とする現像装置。 (2) 前記穂立ち形成を阻止する部材は、断面が
ほぼ半円状の弓部材であることを特徴とする実用
新案登録請求の範囲第１項記載の現像装置。 (3) 前記穂立ち形成を阻止する部材は、平板を
多数の支柱で支持した部材であることを特徴とす
る実用新案登録請求の範囲第１項記載の現像装置
。[Claims for Utility Model Registration] (1) In a developing device having a developer and a developing roll that conveys the developer, when the developer is displaced according to the remaining amount of the developer and comes into contact with the developing roll, the It has a member that prevents the development roll from forming spikes,
A developing device, wherein the member has a shape that does not obstruct movement of developer within the developing device. (2) The developing device according to claim 1, wherein the member for preventing the formation of spikes is a bow member having a substantially semicircular cross section. (3) The developing device according to claim 1, wherein the member for preventing the formation of spikes is a member in which a flat plate is supported by a number of supports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5589285U JPS61173957U (en) | 1985-04-15 | 1985-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5589285U JPS61173957U (en) | 1985-04-15 | 1985-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61173957U true JPS61173957U (en) | 1986-10-29 |
Family
ID=30578993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5589285U Pending JPS61173957U (en) | 1985-04-15 | 1985-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61173957U (en) |
-
1985
- 1985-04-15 JP JP5589285U patent/JPS61173957U/ja active Pending
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