JPS5828913U - lighting equipment - Google Patents

lighting equipment

Info

Publication number
JPS5828913U
JPS5828913U JP12397581U JP12397581U JPS5828913U JP S5828913 U JPS5828913 U JP S5828913U JP 12397581 U JP12397581 U JP 12397581U JP 12397581 U JP12397581 U JP 12397581U JP S5828913 U JPS5828913 U JP S5828913U
Authority
JP
Japan
Prior art keywords
light source
light control
lighting equipment
shaped
light
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.)
Granted
Application number
JP12397581U
Other languages
Japanese (ja)
Other versions
JPS614968Y2 (en
Inventor
石井　重行
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP12397581U priority Critical patent/JPS5828913U/en
Publication of JPS5828913U publication Critical patent/JPS5828913U/en
Application granted granted Critical
Publication of JPS614968Y2 publication Critical patent/JPS614968Y2/ja
Granted legal-status Critical Current

Links

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図は従来の照明器具を示す横断面図、第２図は第１
図に示す従来例の配光曲線図、第３図は他の従来例の照
明器具の横断面図、第４図はこの考案の照明器具の一実
施例を示す横断面図、第５図は第４図に示す実施例の配
光曲線図である。 図中、１１は光源、１２は反射ケース、１３は制光体、
１４は制光体の先端、１５．１６は制光体の側面、１７
は制光体の枠体、１８は制光体の側面と対面する内側面
である。なお、図中の同一符号は同一または相当部分を
示す。Figure 1 is a cross-sectional view of a conventional lighting fixture, and Figure 2 is a cross-sectional view of a conventional lighting fixture.
FIG. 3 is a cross-sectional view of another conventional lighting device, FIG. 4 is a cross-sectional view of an embodiment of the lighting device of this invention, and FIG. 5 is a cross-sectional view of a conventional lighting device. 5 is a light distribution curve diagram of the embodiment shown in FIG. 4. FIG. In the figure, 11 is a light source, 12 is a reflective case, 13 is a light control body,
14 is the tip of the light control body, 15.16 is the side surface of the light control body, 17
1 is a frame of the light control body, and 18 is an inner surface facing the side surface of the light control body. Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 光源の下方に断面が楔形の棒状または格子状の制光体を
先端を下方にして配置した照明器具において、前記光源
を少なくとも一列の制光体の直上に近接して設けるとと
もに、前記各制光体の対向する側面を前記光源が直上に
近接して設けられた制光体の側面の形状と同じ所要の形
状としたことを特徴とする照明器具。In a lighting equipment in which a rod-shaped or lattice-shaped light control body with a wedge-shaped cross section is arranged below the light source with the tip facing downward, the light source is provided directly above and close to at least one row of light control bodies, and each of the light control bodies A lighting device characterized in that the side surface of the body facing the light source has the same required shape as the shape of the side surface of a light control body provided directly above and in close proximity to the light source.
JP12397581U 1981-08-21 1981-08-21 lighting equipment Granted JPS5828913U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12397581U JPS5828913U (en) 1981-08-21 1981-08-21 lighting equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12397581U JPS5828913U (en) 1981-08-21 1981-08-21 lighting equipment

Publications (2)

Publication Number Publication Date
JPS5828913U true JPS5828913U (en) 1983-02-24
JPS614968Y2 JPS614968Y2 (en) 1986-02-15

Family

ID=29917861

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12397581U Granted JPS5828913U (en) 1981-08-21 1981-08-21 lighting equipment

Country Status (1)

Country Link
JP (1) JPS5828913U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2971083A (en) * 1958-11-14 1961-02-07 Gen Electric Low brightness louver
US3246133A (en) * 1964-01-20 1966-04-12 Robert H Hensleigh Illuminating system
US3413460A (en) * 1964-12-28 1968-11-26 Sjolander Karl Lennart Ingemar Optical anti-dazzling device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2971083A (en) * 1958-11-14 1961-02-07 Gen Electric Low brightness louver
US3246133A (en) * 1964-01-20 1966-04-12 Robert H Hensleigh Illuminating system
US3413460A (en) * 1964-12-28 1968-11-26 Sjolander Karl Lennart Ingemar Optical anti-dazzling device

Also Published As

Publication number Publication date
JPS614968Y2 (en) 1986-02-15

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