JPS63194360U - - Google Patents
Info
- Publication number
- JPS63194360U JPS63194360U JP8336287U JP8336287U JPS63194360U JP S63194360 U JPS63194360 U JP S63194360U JP 8336287 U JP8336287 U JP 8336287U JP 8336287 U JP8336287 U JP 8336287U JP S63194360 U JPS63194360 U JP S63194360U
- Authority
- JP
- Japan
- Prior art keywords
- toner
- toner supply
- hopper
- supply roller
- supply opening
- 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
- 238000007790 scraping Methods 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims 1
- 230000002441 reversible effect Effects 0.000 claims 1
Landscapes
- Dry Development In Electrophotography (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Description
第１図は本考案の一実施例であるトナー供給装
置の一部切欠き斜視図、第２図ａは第１図におけ
るＤ―Ｄ要部断面図、第２図ｂは第１図における
Ｅ―Ｅ要部断面図、第３図は従来技術のトナー供
給装置を示す要部断面図、第４図は従来技術の現
像装置の断面図、第５図は本考案の他の実施例で
あるトナー供給装置の一部切欠き斜視図である。
３……トナー供給装置、５……トナーホツパー
、６……トナー供給開口、６０，６１，６２……
トナー掻き落とし突起、７……トナー供給ローラ
。
FIG. 1 is a partially cutaway perspective view of a toner supply device that is an embodiment of the present invention, FIG. -E A cross-sectional view of the main parts, FIG. 3 is a cross-sectional view of the main parts showing a conventional toner supply device, FIG. 4 is a cross-sectional view of a conventional developing device, and FIG. 5 is another embodiment of the present invention. FIG. 2 is a partially cutaway perspective view of the toner supply device. 3... Toner supply device, 5... Toner hopper, 6... Toner supply opening, 60, 61, 62...
Toner scraping protrusion, 7...toner supply roller.
Claims (1)
のトナー供給開口と、 該トナー供給開口を塞ぐ状態で取り付けられ、
且つ回転することによつてトナーホツパー内部か
ら外部へトナーを送り出すための発泡体層よりな
る正逆転可能なトナー供給ローラと、 該トナー供給ローラの回転駆動を制御する制御
手段と、 前記トナー供給開口のトナーホツパー側の縁部
に、前記トナー供給ローラの周面と当接する掻き
落とし突起とを有し、 該掻き落とし突起が、一縁部側に使用頻度の高
い転写紙の幅サイズの長さを有して突設され、他
縁部側に前記の突設領域以外に掻き落とし突起が
突設されたことを特徴とする画像形成装置におけ
るトナー供給装置。[Scope of Claim for Utility Model Registration] A toner hopper, a slit-shaped toner supply opening formed below the toner hopper, and a slit-shaped toner supply opening that is installed in a state that blocks the toner supply opening,
and a reversible toner supply roller made of a foam layer that feeds toner from the inside of the toner hopper to the outside by rotation; a control means for controlling the rotational drive of the toner supply roller; The edge on the toner hopper side has a scraping protrusion that comes into contact with the circumferential surface of the toner supply roller, and the scraping protrusion has a width size of frequently used transfer paper on one edge side. What is claimed is: 1. A toner supply device for an image forming apparatus, characterized in that a scraping protrusion is protruded from an area other than the protruding area on the other edge side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8336287U JPS63194360U (en) | 1987-05-30 | 1987-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8336287U JPS63194360U (en) | 1987-05-30 | 1987-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63194360U true JPS63194360U (en) | 1988-12-14 |
Family
ID=30936880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8336287U Pending JPS63194360U (en) | 1987-05-30 | 1987-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63194360U (en) |
-
1987
- 1987-05-30 JP JP8336287U patent/JPS63194360U/ja active Pending