JPS603835U - Original illumination device - Google Patents

Original illumination device

Info

Publication number
JPS603835U
JPS603835U JP9421883U JP9421883U JPS603835U JP S603835 U JPS603835 U JP S603835U JP 9421883 U JP9421883 U JP 9421883U JP 9421883 U JP9421883 U JP 9421883U JP S603835 U JPS603835 U JP S603835U
Authority
JP
Japan
Prior art keywords
emitting part
light emitting
light source
illumination device
original illumination
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
Application number
JP9421883U
Other languages
Japanese (ja)
Inventor
竹村　幸男
Original Assignee
キヤノン株式会社
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 by キヤノン株式会社 filed Critical キヤノン株式会社
Priority to JP9421883U priority Critical patent/JPS603835U/en
Publication of JPS603835U publication Critical patent/JPS603835U/en
Pending legal-status Critical Current

Links

Landscapes

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

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図及び第３図はそれぞれ、従来及び本考案の一実施
例の、照明装置の斜視図、第２図ａ、　　ｂ及び第４図
ａ、　　ｂはそれぞれ、第１図及び第３−図の断面図で
あり、ａは照明ランプア拓光部を含む断面、ｂは照明ラ
ンプの非発光部を含む断面である。 １・・・原稿照明部、２・・・照明ランプ、３・・・フ
ィラメント、３ａ・・・発光部、３ｂ・・・非発光部、
４・・・ガラス管、５・・・反射板、６・・・開口部、
７・・・通風スリット部、８・・・通風口、９・・・冷
却ファン、１０・・・冷却風。1 and 3 are perspective views of a conventional illumination device and an embodiment of the present invention, respectively; FIGS. 2a, b and 4 a, b are respectively FIGS. FIG. 2 is a cross-sectional view of FIG. DESCRIPTION OF SYMBOLS 1... Original illumination part, 2... Illumination lamp, 3... Filament, 3a... Light emitting part, 3b... Non-light emitting part,
4... Glass tube, 5... Reflector, 6... Opening,
7... Ventilation slit portion, 8... Ventilation port, 9... Cooling fan, 10... Cooling air.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 発光部と非発光部を有する光源、及び前記光源の一部を
囲むように形成され、前記光源からの光束を前記原稿面
を照明するように反射する反射板を具備した原稿照明装
置において、前記反射板は、光源の非発光部に対向する
位置で、その非発光部を囲むような部分に通風口を設け
ることを特徴とする、原稿照明装置。A document illuminating device comprising: a light source having a light emitting part and a non-light emitting part; and a reflecting plate formed to surround a part of the light source and reflecting a light beam from the light source so as to illuminate the document surface. A document illuminating device characterized in that the reflection plate is provided with a ventilation hole at a position facing the non-light emitting part of the light source and surrounding the non-light emitting part.
JP9421883U 1983-06-21 1983-06-21 Original illumination device Pending JPS603835U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9421883U JPS603835U (en) 1983-06-21 1983-06-21 Original illumination device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9421883U JPS603835U (en) 1983-06-21 1983-06-21 Original illumination device

Publications (1)

Publication Number Publication Date
JPS603835U true JPS603835U (en) 1985-01-12

Family

ID=30225629

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9421883U Pending JPS603835U (en) 1983-06-21 1983-06-21 Original illumination device

Country Status (1)

Country Link
JP (1) JPS603835U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4733465B2 (en) * 2004-10-18 2011-07-27 株式会社リコー Document illumination device, document reading device, and image forming apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4733465B2 (en) * 2004-10-18 2011-07-27 株式会社リコー Document illumination device, document reading device, and image forming apparatus

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