JPS60120488U - Display lighting device - Google Patents

Display lighting device

Info

Publication number
JPS60120488U
JPS60120488U JP730684U JP730684U JPS60120488U JP S60120488 U JPS60120488 U JP S60120488U JP 730684 U JP730684 U JP 730684U JP 730684 U JP730684 U JP 730684U JP S60120488 U JPS60120488 U JP S60120488U
Authority
JP
Japan
Prior art keywords
light
light source
reflector
main body
display
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
JP730684U
Other languages
Japanese (ja)
Inventor
馬場　正治
吉池　良次
Original Assignee
東芝ライテック株式会社
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 東芝ライテック株式会社 filed Critical 東芝ライテック株式会社
Priority to JP730684U priority Critical patent/JPS60120488U/en
Publication of JPS60120488U publication Critical patent/JPS60120488U/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 drawings]

第１図ないし第４図は本考案の第１実施例を示し、第１
図は全体の分解斜視図ミ第２図は断面図、第３図は第２
図中■−■線に沿う矢視図、第４図は揮度分布を示す特
性図、第５図および第６　　−図は本考案の第２実施例
を示し、第５図は分解斜視図、第６図は断面図である。 １・・・本体、２・・・透光板、４・・・反射体、５・
・・底面（底壁部）、１１・・・光源（無口金電球）、
１５・・・プリズムレンズ（制光体）、５０・・・光拡
散板（制光体）。 第１図 第５図1 to 4 show a first embodiment of the present invention.
The figure is an exploded perspective view of the entire structure, Figure 2 is a cross-sectional view, and Figure 3 is a cross-sectional view of the
Figure 4 is a characteristic diagram showing the volatility distribution, Figures 5 and 6 show the second embodiment of the present invention, and Figure 5 is an exploded perspective view. , FIG. 6 is a cross-sectional view. 1...Main body, 2...Translucent plate, 4...Reflector, 5...
... Bottom surface (bottom wall part), 11 ... Light source (mouthless metal bulb),
15... Prism lens (light control body), 50... Light diffusion plate (light control body). Figure 1 Figure 5

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）−面が開口された本体の開口部を透光板で覆い、
この本体内に光源を設置するとともに、この本体の内側
に上記光源からの光を透光板側に向けて反射させる反射
体を設けた表示用照明装置において、上記透光板と反射
体との間に位置しかつ上記光源に近い位置に、この光源
に近い上記透光板に向かう直射光を規制する制光体を設
けたことを特徴とする表示用照明装置。(1) - Cover the opening of the main body with an open surface with a transparent plate,
In a display lighting device, a light source is installed inside the main body, and a reflector is provided inside the main body to reflect light from the light source toward the light-transmitting plate. A display illumination device characterized in that a light control body is provided between the light source and at a position close to the light source for regulating direct light directed toward the light transmitting plate near the light source. （２）上記制光体は、透光板側の肉厚よりも反射体底面
側の肉厚が大きなプリズムレンズであることを特徴とす
る実用新案登録請求の範囲第（１）項゛記載の表示用照
明装置。(2) The light control body is a prism lens whose thickness on the bottom side of the reflector is larger than that on the side of the light-transmitting plate. Display lighting equipment. （３）　　上記制光体は、透光板側の肉厚が反射体底面
側よりも厚肉な光拡散板であることを特徴とする実用新
案登録請求の範囲第（１）項記載の表示用照明装置。(3) The display according to claim (1) of the utility model registration claim, wherein the light control body is a light diffusing plate whose wall thickness on the transparent plate side is thicker than that on the bottom side of the reflector. lighting equipment.
JP730684U 1984-01-23 1984-01-23 Display lighting device Pending JPS60120488U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP730684U JPS60120488U (en) 1984-01-23 1984-01-23 Display lighting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP730684U JPS60120488U (en) 1984-01-23 1984-01-23 Display lighting device

Publications (1)

Publication Number Publication Date
JPS60120488U true JPS60120488U (en) 1985-08-14

Family

ID=30485535

Family Applications (1)

Application Number Title Priority Date Filing Date
JP730684U Pending JPS60120488U (en) 1984-01-23 1984-01-23 Display lighting device

Country Status (1)

Country Link
JP (1) JPS60120488U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS571874B2 (en) * 1978-11-27 1982-01-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS571874B2 (en) * 1978-11-27 1982-01-13

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