JPS63173203U - - Google Patents

Info

Publication number
JPS63173203U
JPS63173203U JP6592187U JP6592187U JPS63173203U JP S63173203 U JPS63173203 U JP S63173203U JP 6592187 U JP6592187 U JP 6592187U JP 6592187 U JP6592187 U JP 6592187U JP S63173203 U JPS63173203 U JP S63173203U
Authority
JP
Japan
Prior art keywords
light guide
plate
light
guide plates
lighting 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.)
Pending
Application number
JP6592187U
Other languages
English (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 JP6592187U priority Critical patent/JPS63173203U/ja
Publication of JPS63173203U publication Critical patent/JPS63173203U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Light Guides In General And Applications Therefor (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Description

【図面の簡単な説明】
図面は本考案の実施例を示し、第1図は照明装
置の正面図、第2図は第1図の―線断面図、
第3図は第2図の部分拡大図、第4図は第1図の
―線断面部分拡大図、第5図は第1図の導光
板3の正面図、第6図及び第7図は反射板の正面
図及び側面図、第8図は反射板を取りつけた状態
の照明装置の断面図、第9図は光導出端部の他の
実施例を示す正面図、第10図は第9図の―
線断面図である。 1…照明装置、2…導光体、3〜6…導光板、
3a〜6a…内周端面、3b〜6b…外周端面、
7…光源、8…本体ケース、10…蛍光灯、11
…反射鏡、12〜15…光導出端部、12a〜1
5a…端面、16…反射板、21…導光板、23
…光導出端部。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 板の厚さ方向と直角方向に光透過性の良好
    な樹脂板を方形枠状に形成して導光板とし、外形
    寸法が略同じで内形寸法がそれぞれ異なる複数の
    導光板を重ねるように配置して導光体を構成し、
    該導光体の外周に光源を配置してなる照明装置。 (2) 前記各導光板の内周辺の延長線上に、該導
    光板内を伝播する光が外方へ抜け出る光導出端部
    が設けられてなる実用新案登録請求の範囲第1項
    に記載の照明装置。 (3) 前記導光体の内周に沿つて反射板が設けら
    れてなる実用新案登録請求の範囲第1項又は第2
    項に記載の照明装置。
JP6592187U 1987-04-28 1987-04-28 Pending JPS63173203U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6592187U JPS63173203U (ja) 1987-04-28 1987-04-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6592187U JPS63173203U (ja) 1987-04-28 1987-04-28

Publications (1)

Publication Number Publication Date
JPS63173203U true JPS63173203U (ja) 1988-11-10

Family

ID=30903442

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6592187U Pending JPS63173203U (ja) 1987-04-28 1987-04-28

Country Status (1)

Country Link
JP (1) JPS63173203U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61246702A (ja) * 1985-04-24 1986-11-04 Mitsubishi Rayon Co Ltd 光拡散器

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61246702A (ja) * 1985-04-24 1986-11-04 Mitsubishi Rayon Co Ltd 光拡散器

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