JPH0457891U - - Google Patents

Info

Publication number
JPH0457891U
JPH0457891U JP10153590U JP10153590U JPH0457891U JP H0457891 U JPH0457891 U JP H0457891U JP 10153590 U JP10153590 U JP 10153590U JP 10153590 U JP10153590 U JP 10153590U JP H0457891 U JPH0457891 U JP H0457891U
Authority
JP
Japan
Prior art keywords
reflector
display board
prism
facing
light sources
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
JP10153590U
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 JP10153590U priority Critical patent/JPH0457891U/ja
Publication of JPH0457891U publication Critical patent/JPH0457891U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Illuminated Signs And Luminous Advertising (AREA)

Description

【図面の簡単な説明】
第１図は本考案の実施例を示す説明図、第２図
はプリズム面の形状を示す平面及び断面図、第３
図は輝度レベルを比較する実験に用いた模式的看
板を示す説明図である。 １……ハウジング、３……広告表示板、５，５
′……光源、８……鏡面反射板、９……プリズム
面、１０……プリズム面反射板、１３，１３′…
…斜面反射板。

Claims (1)

  1. 【実用新案登録請求の範囲】 一面が開口している箱型のハウジング１の開口
    部２に広告表示板３を設けると共に、その両側縁
    部に光源５，５′を配設させている内照式看板に
    おいて、 前記ハウジング１の開口部２と対面する内面７
    上に、鏡面反射板８を着設させ、その上面に、プ
    リズム面反射板１０をプリズム面９が表側になる
    ように着設させ、更に、前記プリズム面反射板１
    ０の中央部１１から両光源５，５′と広告表示板
    ３の両端部１２，１２′内側との間に向つて、傾
    斜状に斜面反射板１３，１３′が設けられている
    ことを特徴とする内照式看板。
JP10153590U 1990-09-26 1990-09-26 Pending JPH0457891U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10153590U JPH0457891U (ja) 1990-09-26 1990-09-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10153590U JPH0457891U (ja) 1990-09-26 1990-09-26

Publications (1)

Publication Number Publication Date
JPH0457891U true JPH0457891U (ja) 1992-05-18

Family

ID=31845073

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10153590U Pending JPH0457891U (ja) 1990-09-26 1990-09-26

Country Status (1)

Country Link
JP (1) JPH0457891U (ja)

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