JPS63180862U - - Google Patents
Info
- Publication number
- JPS63180862U JPS63180862U JP7095587U JP7095587U JPS63180862U JP S63180862 U JPS63180862 U JP S63180862U JP 7095587 U JP7095587 U JP 7095587U JP 7095587 U JP7095587 U JP 7095587U JP S63180862 U JPS63180862 U JP S63180862U
- Authority
- JP
- Japan
- Prior art keywords
- developer
- roller
- circumferential surface
- outer circumferential
- 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
- 239000013013 elastic material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図〜第４図は本考案の実施例を示しており
、第１図はこの実施例に係る現像装置の断面図、
第２図〜第４図は第１図の部分拡大図を夫々示し
、また第５図は従来の現像装置を組込んだ複写機
の構成説明図、第６図は従来の現像装置の断面図
、第７図は第６図の部分拡大断面図を示している
。
（符号説明）、１…感光ドラム、２…装置ハウ
ジング、３…開口部、４…現像ローラ、５…供給
ローラ、７…トナーホツパ、８…振動部材、９…
層形成部材、１６…凹溝、１７…突起部。
1 to 4 show an embodiment of the present invention, and FIG. 1 is a sectional view of a developing device according to this embodiment;
2 to 4 are partially enlarged views of FIG. 1, FIG. 5 is an explanatory diagram of the configuration of a copying machine incorporating a conventional developing device, and FIG. 6 is a sectional view of the conventional developing device. , FIG. 7 shows a partially enlarged sectional view of FIG. 6. (Description of symbols), 1... Photosensitive drum, 2... Device housing, 3... Opening, 4... Developing roller, 5... Supply roller, 7... Toner hopper, 8... Vibrating member, 9...
Layer forming member, 16...concave groove, 17...protrusion.
Claims (1)
、この現像ローラの外周面に当接配置されてこの
外周面に装置ハウジング内の現像剤を供給する供
給ローラと、上記現像ローラの外周面に当接配置
されてこの外周面上に上記供給された現像剤の均
一層を形成しかつこの現像剤を摩擦帯電する層形
成部材とを備え、装置ハウジングに設けられた開
口部を介し潜像担持体へ向けて現像剤の供給を行
う現像装置において、上記供給ローラの近傍には
、この供給ローラに設けられた突起部と接触する
毎に振動して上記装置ハウジング内の現像剤に振
動を与える振動部材を設けたことを特徴とする現
像装置。 (2) 上記振動部材が、上記層形成部材と摩擦帯
電列の異なる弾性材料により構成されていること
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) A developing roller disposed opposite to the latent image carrier, and a supply disposed in contact with the outer circumferential surface of the developing roller to supply the developer in the device housing to the outer circumferential surface. a roller; and a layer forming member disposed in contact with the outer circumferential surface of the developing roller to form a uniform layer of the supplied developer on the outer circumferential surface and to triboelectrically charge the developer; In a developing device that supplies developer to a latent image carrier through an opening provided therein, a portion near the supply roller vibrates every time it comes into contact with a protrusion provided on the supply roller. A developing device comprising a vibrating member that vibrates developer within a device housing. (2) The developing device according to claim 1, wherein the vibrating member is made of an elastic material having a different triboelectrification series from the layer forming member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7095587U JPS63180862U (en) | 1987-05-14 | 1987-05-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7095587U JPS63180862U (en) | 1987-05-14 | 1987-05-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63180862U true JPS63180862U (en) | 1988-11-22 |
Family
ID=30913071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7095587U Pending JPS63180862U (en) | 1987-05-14 | 1987-05-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63180862U (en) |
-
1987
- 1987-05-14 JP JP7095587U patent/JPS63180862U/ja active Pending