JPS6274283U - - Google Patents

Info

Publication number
JPS6274283U
JPS6274283U JP16437185U JP16437185U JPS6274283U JP S6274283 U JPS6274283 U JP S6274283U JP 16437185 U JP16437185 U JP 16437185U JP 16437185 U JP16437185 U JP 16437185U JP S6274283 U JPS6274283 U JP S6274283U
Authority
JP
Japan
Prior art keywords
light
plates
edge
plate
opening
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
JP16437185U
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 JP16437185U priority Critical patent/JPS6274283U/ja
Publication of JPS6274283U publication Critical patent/JPS6274283U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Light Guides In General And Applications Therefor (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Description

【図面の簡単な説明】
第１図は本考案一実施例の断面図、第２図は他
の実施例の断面図、第３図および第４図は同上の
動作説明図、第５図は応用例を示す図、第６図乃
至第８図はそれぞれ従来例を示す図である。 １は表面板、２は裏面板、３は光源、４ａ，４
ａ’は補助導光板である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 拡散透光板よりなる方形の表面板と、反射板よ
    りなる方形の裏面板とを対向させ、両板の一側端
    縁側の開口に光源を対向配置するとともに、両板
    の対向間隔を一側端縁から対向側端縁に向かつて
    狭くするとともに、両板間に導入される光源の光
    を裏面板にて適宜反射させて表面板を介して面照
    明光を得るようにしてなる面照明器具において、
    上記一側端縁の開口から導入される光の一部を中
    央部乃至対向側端部に導光する補助導光板を両板
    間に配置したことを特徴とする面照明器具。
JP16437185U 1985-10-25 1985-10-25 Pending JPS6274283U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16437185U JPS6274283U (ja) 1985-10-25 1985-10-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16437185U JPS6274283U (ja) 1985-10-25 1985-10-25

Publications (1)

Publication Number Publication Date
JPS6274283U true JPS6274283U (ja) 1987-05-12

Family

ID=31093430

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16437185U Pending JPS6274283U (ja) 1985-10-25 1985-10-25

Country Status (1)

Country Link
JP (1) JPS6274283U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03276185A (ja) * 1990-03-27 1991-12-06 Meitaku Syst:Kk 面光源装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03276185A (ja) * 1990-03-27 1991-12-06 Meitaku Syst:Kk 面光源装置

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