JPS6375764A - Window cleaning mechanism for optical device - Google Patents
Window cleaning mechanism for optical deviceInfo
- Publication number
- JPS6375764A JPS6375764A JP21977486A JP21977486A JPS6375764A JP S6375764 A JPS6375764 A JP S6375764A JP 21977486 A JP21977486 A JP 21977486A JP 21977486 A JP21977486 A JP 21977486A JP S6375764 A JPS6375764 A JP S6375764A
- Authority
- JP
- Japan
- Prior art keywords
- window
- shutter
- optical device
- cleaning mechanism
- elastic blade
- 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
- 238000004140 cleaning Methods 0.000 title claims abstract description 17
- 230000003287 optical effect Effects 0.000 title claims description 21
- 239000000428 dust Substances 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
Abstract
Description
【発明の詳細な説明】
〔目 次〕
・概要
・産業上の利用分野
・従来の技術
・発明が解決しようとする問題点
・問題点を解決するための手段
・作用
・実施例
・発明の効果
〔概 要〕
光学装置の光出力用窓に弾性ブレード等のクリーニング
手段を有するシャッタを摺動可能に設け、光学装置の使
用開始及び終了時のシャッタの開閉動作により窓表面の
クリーニングを行なう光学装置の窓クリーニング機構。[Detailed description of the invention] [Table of contents] - Overview - Field of industrial application - Prior art - Problems to be solved by the invention - Means for solving the problems - Effects - Examples - Effects of the invention [Overview] An optical device in which a shutter having a cleaning means such as an elastic blade is slidably provided on the light output window of the optical device, and the window surface is cleaned by opening and closing the shutter at the start and end of use of the optical device. window cleaning mechanism.
本発明は、レーザプリンタ等の露光用レーザスキャニン
グ装置等の光出力窓の表面を清掃するための窓クリーニ
ング機構に関する。The present invention relates to a window cleaning mechanism for cleaning the surface of a light output window of a laser scanning device for exposure such as a laser printer.
レーザプリンタ等の電子写真記録装置においては、感光
ドラム上に潜像を形成するためにレーザスキャニング装
置が用いられる。このようなレーザスキャニング装置の
レーザ光出射用の出力窓は透明ガラス等からなり、感光
ドラムに対面した位置に配置される。従来のレーザスキ
ャニング装置の出力窓には装置の非使用時の損傷防止あ
るいは塵埃付着防止のため非使用時に窓を覆うシャッタ
が設けられていた。2. Description of the Related Art In electrophotographic recording devices such as laser printers, laser scanning devices are used to form latent images on photosensitive drums. The output window for laser beam emission of such a laser scanning device is made of transparent glass or the like, and is arranged at a position facing the photosensitive drum. The output window of a conventional laser scanning device is provided with a shutter that covers the window when the device is not in use, in order to prevent damage or dust from adhering to the device when the device is not in use.
従来の光学装置の出力窓においては、シャッタを備えて
いても特に窓が水平配置の場合、装置使用中に窓にＪｌ
ｘ埃が付着するため定期的に窓表面をクリーニングする
必要があった。Even if the output window of a conventional optical device is equipped with a shutter, especially if the window is arranged horizontally, the
x It was necessary to regularly clean the window surface due to dust adhesion.
本発明は上記の点にルみなされたものであって、窓表面
を自動的にクリーニング可能な光学装置の出力窓クリー
ニング機構の提供を目的とする。The present invention is based on the above points, and an object of the present invention is to provide an output window cleaning mechanism for an optical device that can automatically clean the window surface.
前記目的を達成するため、本発明では、光学装置の光出
力用窓に該窓表面に沿って摺動するシャッタを設け、該
窓表面に接するクリーニング手段を前記シャッタに設け
ている。In order to achieve the above object, in the present invention, a light output window of an optical device is provided with a shutter that slides along the window surface, and a cleaning means that is in contact with the window surface is provided on the shutter.
光学装置の使用開始時及び終了時にシャッタが開放およ
び閉鎖動作する。このシャッタの開閉動作に伴ってクリ
ーニング手段が窓表面に接して移動し窓表面の塵埃を除
去する。The shutter opens and closes at the beginning and end of use of the optical device. As the shutter opens and closes, the cleaning means moves in contact with the window surface to remove dust from the window surface.
本発明に係る光学装置の概略構成を第２図に示す。この
光学装置はレーザプリンタに適用された例を示す。感光
ドラム５に対面してレーザスキャニング装置である光学
装置６が配設される。７は現像器、８は転写装置である
。光学装置６は筐体フレーム１内にレーザ照射装置９、
スキャニングミラー１０、ミラー１１等を収容して構成
される。FIG. 2 shows a schematic configuration of the optical device according to the present invention. An example of this optical device applied to a laser printer is shown. An optical device 6, which is a laser scanning device, is arranged facing the photosensitive drum 5. 7 is a developing device, and 8 is a transfer device. The optical device 6 includes a laser irradiation device 9 in the housing frame 1,
It is constructed by accommodating a scanning mirror 10, a mirror 11, etc.
筐体フレームｌのレーザ光出力部には窓２が設けられる
。この窓２の上面には窓に沿って摺動可能なシャッタ３
が設けられている。A window 2 is provided in the laser light output portion of the housing frame l. On the top surface of this window 2 is a shutter 3 that can be slid along the window.
is provided.
シャッタ３には第１図に示すように窓２の表面に接する
弾性ブレード４が一体的に設けられている。弾性ブレー
ド４はシャッタ３と予め一体形成してもよいし、又は別
体で形成してシャッタ３に一体的に固定してもよい。As shown in FIG. 1, the shutter 3 is integrally provided with an elastic blade 4 that contacts the surface of the window 2. The elastic blade 4 may be formed integrally with the shutter 3 in advance, or may be formed separately and fixed to the shutter 3 integrally.
装置停止時には第１図（ａ）に示すように窓２はシャッ
タ３で覆われる。装置の使用開始時には第１図（ｂ）に
示すようにシャッタ３が矢印Ａのように窓２に沿って摺
動する。このとき弾性ブレード４が窓２の表面に接して
摺動するため窓２の表面の塵埃を除去する。装置稼動中
は第１図（Ｃ）に示すようにシャッタ３は窓２から外れ
位置に移動している。装置の使用終了時にはシャッタ３
は再び（ｂ）図と逆方向に摺動して窓２を覆う。このと
きにも弾性ブレード４により窓２の表面の塵埃除去作用
が行なわれる。When the apparatus is stopped, the window 2 is covered with a shutter 3 as shown in FIG. 1(a). When the apparatus starts to be used, the shutter 3 slides along the window 2 in the direction of arrow A, as shown in FIG. 1(b). At this time, since the elastic blade 4 slides in contact with the surface of the window 2, dust on the surface of the window 2 is removed. While the apparatus is in operation, the shutter 3 is moved to a position away from the window 2, as shown in FIG. 1(C). Shutter 3 when finished using the device
slides again in the opposite direction to that shown in FIG. 2(b) to cover the window 2. At this time as well, the elastic blade 4 removes dust from the surface of the window 2.
以上説明したように、本発明に係る光学装置の窓クリー
ニング機構においては、窓を覆うシャッタは弾性ブレー
ド等のクリーニング手段を設はシャッタの開閉動作に伴
って自動的に窓のクリーニングを行なうことができる。As explained above, in the window cleaning mechanism for an optical device according to the present invention, the shutter that covers the window is equipped with a cleaning means such as an elastic blade, and the window can be automatically cleaned as the shutter opens and closes. can.
なお、クリーニング手段としては弾性ブレードに限らず
ブラシ又は布製フリース等を用いることができる。Note that the cleaning means is not limited to an elastic blade, and a brush, cloth fleece, or the like can be used.
第１図は本発明の作用説明図、第２図は本発明が適用さ
れる光学装置の概略構成図である。
工・・・筐体フレーム、 ２・・・窓、３・・・シ
ャッタ、 ４・・・弾性ブレード、６・・・光
学装置。
本発明実施例の説明図
７−・・筐体フレーム
２− 窓
３−−−シャッタ
４・−弾性ブレード
本発明実施例の構成図
１− 筐体フレーム
２−・窓
３・−・シャッタ
６−光学装置FIG. 1 is an explanatory diagram of the operation of the present invention, and FIG. 2 is a schematic diagram of an optical device to which the present invention is applied. Engineering... Housing frame, 2... Window, 3... Shutter, 4... Elastic blade, 6... Optical device. Explanatory diagram 7 of the embodiment of the present invention - Housing frame 2 - Window 3 - Shutter 4 - Elastic blade Configuration diagram of the embodiment of the present invention 1 - Housing frame 2 - Window 3 - Shutter 6 - optical device
Claims (1)
面に沿って摺動するシャッタ（３）を設け、該窓表面に
接するクリーニング手段を前記シャッタ（３）に設けた
ことを特徴とする光学装置の窓クリーニング機構。 ２、前記光学装置はレーザビームを用いたスキャニング
装置であることを特徴とする特許請求の範囲第１項記載
の光学装置の窓クリーニング機構。 ３、前記クリーニング手段はシャッタと一体的な弾性ブ
レード（４）であることを特徴とする特許請求の範囲第
１項又は第２項記載の光学装置の窓クリーニング機構。[Claims] 1. The light beam output window (2) of the optical device (6) is provided with a shutter (3) that slides along the window surface, and the cleaning means in contact with the window surface is connected to the shutter (3). 3) A window cleaning mechanism for an optical device. 2. The window cleaning mechanism for an optical device according to claim 1, wherein the optical device is a scanning device using a laser beam. 3. The window cleaning mechanism for an optical device according to claim 1 or 2, wherein the cleaning means is an elastic blade (4) integrated with a shutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21977486A JPS6375764A (en) | 1986-09-19 | 1986-09-19 | Window cleaning mechanism for optical device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21977486A JPS6375764A (en) | 1986-09-19 | 1986-09-19 | Window cleaning mechanism for optical device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6375764A true JPS6375764A (en) | 1988-04-06 |
Family
ID=16740794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21977486A Pending JPS6375764A (en) | 1986-09-19 | 1986-09-19 | Window cleaning mechanism for optical device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6375764A (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004101595A (en) * | 2002-09-05 | 2004-04-02 | Canon Inc | Image forming apparatus |
| EP1462867A1 (en) * | 2003-03-28 | 2004-09-29 | Ricoh Company, Ltd. | Cover with cleaning member for opening of optical writing device, and image forming apparatus and method using said device |
| JP2005313459A (en) * | 2004-04-28 | 2005-11-10 | Sharp Corp | Exposure unit and image forming apparatus |
| JP2005329622A (en) * | 2004-05-20 | 2005-12-02 | Ricoh Co Ltd | Optical writing apparatus and image forming apparatus |
| JP2006017883A (en) * | 2004-06-30 | 2006-01-19 | Ricoh Co Ltd | Optical writing unit and image forming apparatus |
| JP2006053301A (en) * | 2004-08-11 | 2006-02-23 | Ricoh Printing Systems Ltd | Dustproof sheet and image forming apparatus |
| JP2006154228A (en) * | 2004-11-29 | 2006-06-15 | Kyocera Mita Corp | Image forming apparatus |
| JP2007086605A (en) * | 2005-09-26 | 2007-04-05 | Ricoh Co Ltd | Shutter and image forming apparatus |
| JP2007144664A (en) * | 2005-11-24 | 2007-06-14 | Fuji Xerox Co Ltd | Image forming apparatus |
| US7277655B2 (en) * | 2004-06-30 | 2007-10-02 | Ricoh Company, Ltd. | Optical writing unit and image forming apparatus having an optical system casing and a cleaning tool |
| CN100351711C (en) * | 2004-06-30 | 2007-11-28 | 株式会社理光 | Optical writing unit and image forming apparatus |
| JP2008008989A (en) * | 2006-06-27 | 2008-01-17 | Kyocera Mita Corp | Cleaning mechanism for light transmitting member for laser scanner unit and laser scanner unit |
| JP2008188986A (en) * | 2007-02-06 | 2008-08-21 | Samsung Electronics Co Ltd | Light scanning module and image forming apparatus |
| US7995946B2 (en) | 2007-02-28 | 2011-08-09 | Canon Kabushiki Kaisha | Image forming apparatus having cleaning member for cleaning transmission member |
| JP2012042588A (en) * | 2010-08-17 | 2012-03-01 | Ricoh Co Ltd | Optical scanner and image formation device |
| JP2012242760A (en) * | 2011-05-23 | 2012-12-10 | Ricoh Co Ltd | Optical scanner and image forming apparatus |
-
1986
- 1986-09-19 JP JP21977486A patent/JPS6375764A/en active Pending
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004101595A (en) * | 2002-09-05 | 2004-04-02 | Canon Inc | Image forming apparatus |
| US7203444B2 (en) | 2003-03-28 | 2007-04-10 | Ricoh Company Ltd. | Method and apparatus for image forming and optical writing device installed therein capable of reducing adhering dust |
| EP1462867A1 (en) * | 2003-03-28 | 2004-09-29 | Ricoh Company, Ltd. | Cover with cleaning member for opening of optical writing device, and image forming apparatus and method using said device |
| JP2005313459A (en) * | 2004-04-28 | 2005-11-10 | Sharp Corp | Exposure unit and image forming apparatus |
| JP2005329622A (en) * | 2004-05-20 | 2005-12-02 | Ricoh Co Ltd | Optical writing apparatus and image forming apparatus |
| JP2006017883A (en) * | 2004-06-30 | 2006-01-19 | Ricoh Co Ltd | Optical writing unit and image forming apparatus |
| US7277655B2 (en) * | 2004-06-30 | 2007-10-02 | Ricoh Company, Ltd. | Optical writing unit and image forming apparatus having an optical system casing and a cleaning tool |
| CN100351711C (en) * | 2004-06-30 | 2007-11-28 | 株式会社理光 | Optical writing unit and image forming apparatus |
| JP2006053301A (en) * | 2004-08-11 | 2006-02-23 | Ricoh Printing Systems Ltd | Dustproof sheet and image forming apparatus |
| JP4603313B2 (en) * | 2004-08-11 | 2010-12-22 | 株式会社リコー | Dust-proof sheet and image forming apparatus |
| JP2006154228A (en) * | 2004-11-29 | 2006-06-15 | Kyocera Mita Corp | Image forming apparatus |
| JP2007086605A (en) * | 2005-09-26 | 2007-04-05 | Ricoh Co Ltd | Shutter and image forming apparatus |
| JP2007144664A (en) * | 2005-11-24 | 2007-06-14 | Fuji Xerox Co Ltd | Image forming apparatus |
| JP2008008989A (en) * | 2006-06-27 | 2008-01-17 | Kyocera Mita Corp | Cleaning mechanism for light transmitting member for laser scanner unit and laser scanner unit |
| JP2008188986A (en) * | 2007-02-06 | 2008-08-21 | Samsung Electronics Co Ltd | Light scanning module and image forming apparatus |
| US7995946B2 (en) | 2007-02-28 | 2011-08-09 | Canon Kabushiki Kaisha | Image forming apparatus having cleaning member for cleaning transmission member |
| JP2012042588A (en) * | 2010-08-17 | 2012-03-01 | Ricoh Co Ltd | Optical scanner and image formation device |
| JP2012242760A (en) * | 2011-05-23 | 2012-12-10 | Ricoh Co Ltd | Optical scanner and image forming apparatus |
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