JPS6056085U - Display board lighting system - Google Patents

Display board lighting system

Info

Publication number
JPS6056085U
JPS6056085U JP14704783U JP14704783U JPS6056085U JP S6056085 U JPS6056085 U JP S6056085U JP 14704783 U JP14704783 U JP 14704783U JP 14704783 U JP14704783 U JP 14704783U JP S6056085 U JPS6056085 U JP S6056085U
Authority
JP
Japan
Prior art keywords
display board
light source
guide plate
light guide
lighting system
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
JP14704783U
Other languages
Japanese (ja)
Inventor
美智範 浜田
Original Assignee
三洋電機株式会社
鳥取三洋電機株式会社
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 三洋電機株式会社, 鳥取三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP14704783U priority Critical patent/JPS6056085U/en
Publication of JPS6056085U publication Critical patent/JPS6056085U/en
Pending legal-status Critical Current

Links

Landscapes

  • Illuminated Signs And Luminous Advertising (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図は本考案による表示板の照明装置を構成するエス
カッション、印刷板、導光板、反射板及び照明ランプを
示す図、第２図は本考案による表示板の照明装置を示す
組立て図、第３図は従来の照明装置の導光板を示す図で
ある。 ４．４−・・・・・・表示窓、５・・・・・・印刷板、
６・・・・・・導光板、１０・・・・・・光源（照明ラ
ンプ）、１１・・・・・・反射板。FIG. 1 is a diagram showing an escutcheon, a printing board, a light guide plate, a reflector, and an illumination lamp that constitute a lighting device for a display board according to the present invention, and FIG. 2 is an assembled view showing the lighting device for a display board according to the present invention. FIG. 3 is a diagram showing a light guide plate of a conventional lighting device. 4.4-...display window, 5...printing board,
6... Light guide plate, 10... Light source (illumination lamp), 11... Reflection plate.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 光源と、光源より遠ざかる方向に延長した導光板に光源
よりの光を導き、表示板を照明するようにした表示板の
照明装置に於いて、前記光源の近傍にある前記表示板の
表示窓に対応する導光板の部分にローレット溝を導光板
の内面に向かって設けると共に、前記光源より遠方にあ
る表示窓に対応する導光板の部分には前記表示窓とは反
対の面にローレット溝を設けたことを特徴とする表示板
の照明装置。In a display board illumination device that illuminates a display board by guiding light from the light source to a light source and a light guide plate extending in a direction away from the light source, a display window of the display board near the light source is provided. A knurling groove is provided in a corresponding part of the light guide plate toward the inner surface of the light guide plate, and a knurling groove is provided in a part of the light guide plate corresponding to a display window located far from the light source on a surface opposite to the display window. A lighting device for a display board, characterized in that:
JP14704783U 1983-09-22 1983-09-22 Display board lighting system Pending JPS6056085U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14704783U JPS6056085U (en) 1983-09-22 1983-09-22 Display board lighting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14704783U JPS6056085U (en) 1983-09-22 1983-09-22 Display board lighting system

Publications (1)

Publication Number Publication Date
JPS6056085U true JPS6056085U (en) 1985-04-19

Family

ID=30327120

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14704783U Pending JPS6056085U (en) 1983-09-22 1983-09-22 Display board lighting system

Country Status (1)

Country Link
JP (1) JPS6056085U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100864463B1 (en) 2002-04-10 2008-10-22 후지쯔 가부시끼가이샤 Display apparatus
JP2015018738A (en) * 2013-07-12 2015-01-29 オムロン株式会社 Relay

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100864463B1 (en) 2002-04-10 2008-10-22 후지쯔 가부시끼가이샤 Display apparatus
JP2015018738A (en) * 2013-07-12 2015-01-29 オムロン株式会社 Relay

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