JPH0185841U - - Google Patents
Info
- Publication number
- JPH0185841U JPH0185841U JP18223787U JP18223787U JPH0185841U JP H0185841 U JPH0185841 U JP H0185841U JP 18223787 U JP18223787 U JP 18223787U JP 18223787 U JP18223787 U JP 18223787U JP H0185841 U JPH0185841 U JP H0185841U
- Authority
- JP
- Japan
- Prior art keywords
- forming apparatus
- image forming
- air
- purifying filter
- process cartridge
- 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
- 239000000428 dust Substances 0.000 claims 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims 1
- 230000001678 irradiating effect Effects 0.000 claims 1
Description
第１図は本考案の一実施例を示す画像形成装置
としてのレーザビームプリンタの縦断面図、第２
図はプロセスカートリツジの断面図、第３図は空
気清浄フイルタの取付状態を示す要部の斜視図、
第４図は他の実施例の一部の縦断面図、第５図は
空気清浄フイルタの変形例の斜視図である。
Ａは装置本体、Ｃはプロセスカートリツジ、１
は像担持体（感光ドラム）、２は帯電器、３は現
像器、４はクリーナ、５はカートリツジ筐体、６
は前露光器、７は前露光用開口、８はレーザスキ
ヤナユニツト、１０は像露光用開口、２１，２２
はフイルタ。
FIG. 1 is a vertical sectional view of a laser beam printer as an image forming apparatus showing one embodiment of the present invention;
The figure is a cross-sectional view of the process cartridge, and Figure 3 is a perspective view of the main parts showing how the air purifying filter is installed.
FIG. 4 is a longitudinal sectional view of a part of another embodiment, and FIG. 5 is a perspective view of a modified example of the air purifying filter. A is the device body, C is the process cartridge, 1
is an image carrier (photosensitive drum), 2 is a charger, 3 is a developer, 4 is a cleaner, 5 is a cartridge housing, 6
is a pre-exposure device, 7 is a pre-exposure aperture, 8 is a laser scanner unit, 10 is an image exposure aperture, 21, 22
is a filter.
Claims (1)
ロセスカートリツジを有し、該プロセスカートリ
ツジ内に空気を流通させるようにした画像形成装
置において、 上記プロセスカートリツジの少なくとも空気出
口に空気清浄フイルタを設けたことを特徴とする
画像形成装置。 ２ 前記の空気清浄フイルタは、画像形成時に生
ずるオゾンまたは、トナーや紙粉等の粉塵の少な
くともどちらか一方を吸収することができるもの
である実用新案登録請求の範囲第１項記載の画像
形成装置。 ３ 前記プロセスカートリツジの少なくとも空気
出口は、画像形成に必要な光を像担持体上に照射
するための開口であり、かつ前記の空気清浄フイ
ルタは空気と共に光も通過させることができるも
のである実用新案登録請求の範囲第１項または第
２項記載の画像形成装置。 ４ 前記の空気清浄フイルタは、ハニカム状の目
の粗いフイルタである実用新案登録請求の範囲第
３項記載の画像形成装置。[Claims for Utility Model Registration] 1. An image forming apparatus having a process cartridge incorporating at least an image carrier and a charger, and having air circulating in the process cartridge, An image forming apparatus characterized in that an air purifying filter is provided at least at an air outlet. 2. The image forming apparatus according to claim 1, wherein the air purifying filter is capable of absorbing at least either ozone or dust such as toner or paper dust generated during image formation. . 3. At least the air outlet of the process cartridge is an opening for irradiating the image carrier with light necessary for image formation, and the air purifying filter is capable of passing light as well as air. An image forming apparatus according to claim 1 or 2 of the utility model registration claim. 4. The image forming apparatus according to claim 3, wherein the air purifying filter is a honeycomb-like coarse filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18223787U JPH0185841U (en) | 1987-11-30 | 1987-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18223787U JPH0185841U (en) | 1987-11-30 | 1987-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0185841U true JPH0185841U (en) | 1989-06-07 |
Family
ID=31473689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18223787U Pending JPH0185841U (en) | 1987-11-30 | 1987-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0185841U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004020697A (en) * | 2002-06-13 | 2004-01-22 | Ricoh Co Ltd | Image forming apparatus of electrophotographic system, and copying machine |
| JP2004094280A (en) * | 2003-12-10 | 2004-03-25 | Ricoh Co Ltd | Image forming apparatus of electrophotographic system |
| JP2004109810A (en) * | 2002-09-20 | 2004-04-08 | Ricoh Co Ltd | Imaging module, image forming apparatus, and package |
-
1987
- 1987-11-30 JP JP18223787U patent/JPH0185841U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004020697A (en) * | 2002-06-13 | 2004-01-22 | Ricoh Co Ltd | Image forming apparatus of electrophotographic system, and copying machine |
| JP2004109810A (en) * | 2002-09-20 | 2004-04-08 | Ricoh Co Ltd | Imaging module, image forming apparatus, and package |
| JP2004094280A (en) * | 2003-12-10 | 2004-03-25 | Ricoh Co Ltd | Image forming apparatus of electrophotographic system |
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