JPH0262455U - - Google Patents
Info
- Publication number
- JPH0262455U JPH0262455U JP14014688U JP14014688U JPH0262455U JP H0262455 U JPH0262455 U JP H0262455U JP 14014688 U JP14014688 U JP 14014688U JP 14014688 U JP14014688 U JP 14014688U JP H0262455 U JPH0262455 U JP H0262455U
- Authority
- JP
- Japan
- Prior art keywords
- developing device
- opening
- magnetic
- sheet material
- developing
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 claims description 4
- 239000006247 magnetic powder Substances 0.000 claims description 3
- 108091008695 photoreceptors Proteins 0.000 claims 2
- 238000010586 diagram Methods 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である
。第２図〜第４図は従来の電子写真装置を示すも
ので、第２図は全体構成を示す断面図、第３図は
感光体ドラムユニツトと現像装置とを示す分解斜
視図、第４図は可撓性シート材の取付けを示す図
である。
２…感光体ドラム、５…トナー（磁性粉体現像
剤）、２１…開口部、２２…現像器本体、２４…
磁気ローラ、３１…非磁性シート材。
FIG. 1 is a sectional view showing an embodiment of the present invention. 2 to 4 show a conventional electrophotographic apparatus, in which FIG. 2 is a sectional view showing the overall configuration, FIG. 3 is an exploded perspective view showing the photosensitive drum unit and the developing device, and FIG. 4 FIG. 3 is a diagram showing attachment of a flexible sheet material. 2... Photosensitive drum, 5... Toner (magnetic powder developer), 21... Opening, 22... Developing device body, 24...
Magnetic roller, 31... non-magnetic sheet material.
Claims (1)
ムと対向する位置に開口部を有する現像器本体と
、この現像器本体の開口部に前記感光体ドラムと
対向して回転自在に配置された磁気ローラとを有
する電子写真装置の現像装置において、 前記現像器本体の開口部下端縁上面側に、前記
感光体ドラムの幅方向へ伸びかつ感光体ドラムへ
向かつて突出する非磁性シート材を前記開口部下
端縁を覆うように取付け、この非磁性シート材上
に落下した磁性粉体現像剤を磁気ローラによつて
現像器本体内へ回収するように構成した、 ことを特徴とする電子写真装置の現像装置。[Scope of Claim for Utility Model Registration] A developing unit housing a magnetic powder developer therein and having an opening at a position facing the photoreceptor drum, and the opening of the developing unit facing the photoreceptor drum. In a developing device for an electrophotographic apparatus, the developing device has a magnetic roller arranged so as to be freely rotatable, and a magnetic roller extending in the width direction of the photosensitive drum and facing toward the photosensitive drum is provided on the upper surface side of the lower edge of the opening of the developing device main body. A projecting non-magnetic sheet material is attached to cover the lower edge of the opening, and magnetic powder developer falling onto the non-magnetic sheet material is collected into the developing device main body by a magnetic roller. A developing device for an electrophotographic device, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988140146U JP2564706Y2 (en) | 1988-10-27 | 1988-10-27 | Developing device for electrophotographic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988140146U JP2564706Y2 (en) | 1988-10-27 | 1988-10-27 | Developing device for electrophotographic equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0262455U true JPH0262455U (en) | 1990-05-10 |
| JP2564706Y2 JP2564706Y2 (en) | 1998-03-09 |
Family
ID=31404052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988140146U Expired - Lifetime JP2564706Y2 (en) | 1988-10-27 | 1988-10-27 | Developing device for electrophotographic equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2564706Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61204657A (en) * | 1985-03-08 | 1986-09-10 | Hitachi Ltd | Preventing device for toner scatter of developing device |
-
1988
- 1988-10-27 JP JP1988140146U patent/JP2564706Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61204657A (en) * | 1985-03-08 | 1986-09-10 | Hitachi Ltd | Preventing device for toner scatter of developing device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2564706Y2 (en) | 1998-03-09 |