JPH0278973U - - Google Patents
Info
- Publication number
- JPH0278973U JPH0278973U JP15900788U JP15900788U JPH0278973U JP H0278973 U JPH0278973 U JP H0278973U JP 15900788 U JP15900788 U JP 15900788U JP 15900788 U JP15900788 U JP 15900788U JP H0278973 U JPH0278973 U JP H0278973U
- Authority
- JP
- Japan
- Prior art keywords
- toner
- disposed
- cleaning device
- supply section
- toner supply
- 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 7
- 238000004140 cleaning Methods 0.000 claims description 5
- 239000013013 elastic material Substances 0.000 claims 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Cleaning In Electrography (AREA)
- Screw Conveyors (AREA)
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案の粉体搬送機構の断面図、第２
図は本考案の粉体搬送機構に使用されるスパイラ
ル構造体を示す図、第３図は従来の粉体搬送機構
の断面図、第４図は従来の粉体搬送機構に使用さ
れるスパイラル構造体の斜視図である。
１……現像装置、２……現像部、３……トナー
タンク、４……感光体ドラム、５……開口部、６
……現像スリーブ、７……マグネツト、８……撹
拌ローラ、９，２６……スパイラル構造体、１０
……補給ローラ、１１……クリーニング装置、１
２……クリーニングブレード、１３，２５……ト
ナー容器、１５，２７……スパイラルフイン、２
１……トナーホツパ、２８……搬送路、２９……
芯体。
Figure 1 is a sectional view of the powder conveyance mechanism of the present invention, Figure 2 is a sectional view of the powder conveyance mechanism of the present invention;
The figure shows a spiral structure used in the powder conveyance mechanism of the present invention, Figure 3 is a sectional view of a conventional powder conveyance mechanism, and Figure 4 shows a spiral structure used in a conventional powder conveyance mechanism. FIG. DESCRIPTION OF SYMBOLS 1... Developing device, 2... Developing section, 3... Toner tank, 4... Photosensitive drum, 5... Opening, 6
...Developing sleeve, 7... Magnet, 8... Stirring roller, 9, 26... Spiral structure, 10
... Replenishment roller, 11 ... Cleaning device, 1
2... Cleaning blade, 13, 25... Toner container, 15, 27... Spiral fin, 2
1... Toner hopper, 28... Conveyance path, 29...
Core body.
Claims (1)
設し、他側にクリーニング装置を配設して、上記
トナー供給部内のトナーを感光体ドラムの表面に
送るとともに、転写されずに残つたトナーをクリ
ーニング装置を介して回収するようにした電子写
真装置の粉体搬送機構において、 (a) 上記クリーニング装置のトナー容器と上記
トナー供給部とを結ぶ曲折した搬送路に、弾性体
からなるスパイラル構造体を配設し、 (b) 該スパイラル構造体を回転させる駆動装置
を設けるとともに、 (c) 該スパイラル構造体の少なくとも曲折部の
中心に弾性体からなる棒状の芯体を配設したこと
を特徴とする粉体搬送機構。[Scope of Claim for Utility Model Registration] A toner supply section is disposed on one side of the surface of the photoconductor drum, a cleaning device is disposed on the other side, and the toner in the toner supply section is sent to the surface of the photoconductor drum. In addition, in a powder conveyance mechanism of an electrophotographic apparatus that collects toner remaining without being transferred through a cleaning device, (a) a tortuous conveyance connecting the toner container of the cleaning device and the toner supply section; (b) a drive device for rotating the spiral structure is provided; and (c) a rod-like structure made of an elastic material is disposed in the center of at least a bent portion of the spiral structure; A powder conveyance mechanism characterized by having a core body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15900788U JPH0278973U (en) | 1988-12-08 | 1988-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15900788U JPH0278973U (en) | 1988-12-08 | 1988-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0278973U true JPH0278973U (en) | 1990-06-18 |
Family
ID=31439839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15900788U Pending JPH0278973U (en) | 1988-12-08 | 1988-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0278973U (en) |
-
1988
- 1988-12-08 JP JP15900788U patent/JPH0278973U/ja active Pending