JPH0269328U - - Google Patents

Info

Publication number
JPH0269328U
JPH0269328U JP14791888U JP14791888U JPH0269328U JP H0269328 U JPH0269328 U JP H0269328U JP 14791888 U JP14791888 U JP 14791888U JP 14791888 U JP14791888 U JP 14791888U JP H0269328 U JPH0269328 U JP H0269328U
Authority
JP
Japan
Prior art keywords
light source
document
original
abnormality detection
illumination device
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
Application number
JP14791888U
Other languages
Japanese (ja)
Other versions
JP2522433Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988147918U priority Critical patent/JP2522433Y2/en
Publication of JPH0269328U publication Critical patent/JPH0269328U/ja
Application granted granted Critical
Publication of JP2522433Y2 publication Critical patent/JP2522433Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Facsimiles In General (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案に係る原稿照明装置Ａの断面図
、第２図は同斜視図、第３図は原稿サイズ検知セ
ンサ組立体４０のセンサの配置状態を示す平面図
、第４図は本考案に係る原稿照明装置Ａが適用さ
れる電子写真複写機の概略図を示す。 １１…原稿載置板（透明板）、１１ａ…下面、
２１…照明ランプ（光源）、２２ｄ…反射面、４
３ａ〜４３ｅ…受光体（受光センサ）。 FIG. 1 is a sectional view of the document illumination device A according to the present invention, FIG. 2 is a perspective view thereof, FIG. 3 is a plan view showing the arrangement of sensors of the document size detection sensor assembly 40, and FIG. 1 is a schematic diagram of an electrophotographic copying machine to which a document illumination device A according to the invention is applied. 11...Document placement plate (transparent plate), 11a...bottom surface,
21... Illumination lamp (light source), 22d... Reflective surface, 4
3a to 43e...Photoreceptors (light-receiving sensors).

Claims (1)

【実用新案登録請求の範囲】 (1) 原稿の照明を行う光源と、該光源から投射
される光を受光センサで受け、光源の異常を検知
する原稿照明装置の光源異常検出装置において、 上記受光センサは、光源から投射された光が光
源側に形成される部材の面に正反射されて入射さ
れる位置に配設されたことを特徴とする原稿照明
装置の光源異常検出装置。 (2) 上記部材は原稿が配置される透明板である
ことを特徴とする実用新案登録請求の範囲第１項
記載の原稿照明装置の光源異常検出装置。 (3) 上記部材は原稿が配置される透明板とは別
の部材であり、原稿の位置合わせ側の下方に形成
される部材であることを特徴とする実用新案登録
請求の範囲第１項記載の原稿照明装置の光源異常
検出装置。 (4) 上記部材は原稿が配置される透明板及び原
稿が配置される透明板とは別の部材であり、原稿
の位置合わせ側の下方に形成される部材であるこ
とを特徴とする実用新案登録請求の範囲第１項記
載の原稿照明装置の光源異常検出装置。 (5) 上記原稿照明装置は、画像形成装置内に照
明移動可能に配置された原稿照明装置であつて、
上記受光センサを一体的に支持していることを特
徴とする実用新案登録請求の範囲第１項記載の原
稿照明装置の光源異常検出装置。[Scope of Claim for Utility Model Registration] (1) A light source that illuminates a document, and a light source abnormality detection device for a document illumination device that detects an abnormality in the light source by receiving the light projected from the light source with a light receiving sensor, A light source abnormality detection device for a document illuminating device, wherein the sensor is disposed at a position where light projected from the light source is specularly reflected on a surface of a member formed on the light source side and enters the light source. (2) The light source abnormality detection device for a document illumination device according to claim 1, wherein the member is a transparent plate on which a document is placed. (3) The above-mentioned member is a member different from the transparent plate on which the original is placed, and is a member formed below the alignment side of the original, as stated in claim 1 of the utility model registration claim. Light source abnormality detection device for document illumination device. (4) A utility model characterized in that the above-mentioned member is a member separate from the transparent plate on which the original is placed and the transparent plate on which the original is placed, and is a member formed below the alignment side of the original. A light source abnormality detection device for a document illumination device according to claim 1. (5) The document illumination device is a document illumination device disposed within the image forming apparatus so that the illumination can be moved;
A light source abnormality detecting device for a document illuminating device according to claim 1, characterized in that the light receiving sensor is integrally supported.
JP1988147918U 1988-11-11 1988-11-11 Light source abnormality detection device for document illuminator Expired - Lifetime JP2522433Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988147918U JP2522433Y2 (en) 1988-11-11 1988-11-11 Light source abnormality detection device for document illuminator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988147918U JP2522433Y2 (en) 1988-11-11 1988-11-11 Light source abnormality detection device for document illuminator

Publications (2)

Publication Number Publication Date
JPH0269328U true JPH0269328U (en) 1990-05-25
JP2522433Y2 JP2522433Y2 (en) 1997-01-16

Family

ID=31418771

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988147918U Expired - Lifetime JP2522433Y2 (en) 1988-11-11 1988-11-11 Light source abnormality detection device for document illuminator

Country Status (1)

Country Link
JP (1) JP2522433Y2 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010187221A (en) * 2009-02-12 2010-08-26 Ricoh Co Ltd Image reading apparatus, fault detecting method and program, and recording medium
JP2011029709A (en) * 2009-07-21 2011-02-10 Ricoh Co Ltd Reader, image forming device, reading control method, image forming method, program, and recording medium
JP2011049855A (en) * 2009-08-27 2011-03-10 Kyocera Mita Corp Image forming apparatus
JP2012249235A (en) * 2011-05-31 2012-12-13 Kyocera Document Solutions Inc Image reading device and image forming apparatus
JP2015012440A (en) * 2013-06-28 2015-01-19 京セラドキュメントソリューションズ株式会社 Image reading apparatus and image forming apparatus

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60107033A (en) * 1983-11-14 1985-06-12 Fujitsu Ltd Substrate for pattern formation with charged electron beam
JPS6189252A (en) * 1984-10-08 1986-05-07 Mitsubishi Gas Chem Co Inc thermoplastic resin composition
JPS61189422A (en) * 1985-02-19 1986-08-23 Ishida Scales Mfg Co Ltd Electronic balance
JPS629338A (en) * 1985-07-05 1987-01-17 Minolta Camera Co Ltd Automatic exposing device
JPH02109038A (en) * 1988-10-19 1990-04-20 Ricoh Co Ltd How to detect abnormalities in lighting equipment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60107033A (en) * 1983-11-14 1985-06-12 Fujitsu Ltd Substrate for pattern formation with charged electron beam
JPS6189252A (en) * 1984-10-08 1986-05-07 Mitsubishi Gas Chem Co Inc thermoplastic resin composition
JPS61189422A (en) * 1985-02-19 1986-08-23 Ishida Scales Mfg Co Ltd Electronic balance
JPS629338A (en) * 1985-07-05 1987-01-17 Minolta Camera Co Ltd Automatic exposing device
JPH02109038A (en) * 1988-10-19 1990-04-20 Ricoh Co Ltd How to detect abnormalities in lighting equipment

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010187221A (en) * 2009-02-12 2010-08-26 Ricoh Co Ltd Image reading apparatus, fault detecting method and program, and recording medium
JP2011029709A (en) * 2009-07-21 2011-02-10 Ricoh Co Ltd Reader, image forming device, reading control method, image forming method, program, and recording medium
JP2011049855A (en) * 2009-08-27 2011-03-10 Kyocera Mita Corp Image forming apparatus
JP2012249235A (en) * 2011-05-31 2012-12-13 Kyocera Document Solutions Inc Image reading device and image forming apparatus
JP2015012440A (en) * 2013-06-28 2015-01-19 京セラドキュメントソリューションズ株式会社 Image reading apparatus and image forming apparatus

Also Published As

Publication number Publication date
JP2522433Y2 (en) 1997-01-16

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