JPH01140705U - - Google Patents

Info

Publication number
JPH01140705U
JPH01140705U JP3587688U JP3587688U JPH01140705U JP H01140705 U JPH01140705 U JP H01140705U JP 3587688 U JP3587688 U JP 3587688U JP 3587688 U JP3587688 U JP 3587688U JP H01140705 U JPH01140705 U JP H01140705U
Authority
JP
Japan
Prior art keywords
reflector
lighting fixture
reflectors
light
light source
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
JP3587688U
Other languages
Japanese (ja)
Other versions
JP2521901Y2 (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 JP1988035876U priority Critical patent/JP2521901Y2/en
Publication of JPH01140705U publication Critical patent/JPH01140705U/ja
Application granted granted Critical
Publication of JP2521901Y2 publication Critical patent/JP2521901Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案にかかる照明器具を示す斜視
図、第２図は第１図における―矢視断面図、
第３図はこの考案にかかる照明器具を取付けてあ
る道路における配光分布の領域を示す斜視図、第
４図は第３図における平面図、第５図はこの考案
にかかる照明器具の笠体を示す斜視図、第６図は
この考案にかかる照明器具の各反射体とその反射
体によつて反射された光が到達する照射点との関
係を示す説明図、第７図はこの考案にかかる各反
射体の取付け角度を決定する演算式を算出するた
めに必要となる３点即ち光源、照射点および反射
体取付位置の位置関係を説明する説明図、第８図
はこの考案にかかる各反射体の鉛直角度と水平角
度とを求めるために設定された座標を示す説明図
である。 ２…光源、３…反射体、Ｃ…被反射面。 FIG. 1 is a perspective view showing a lighting fixture according to this invention, FIG. 2 is a sectional view taken along the arrow in FIG. 1,
Fig. 3 is a perspective view showing the area of light distribution on a road where the lighting equipment according to this invention is installed, Fig. 4 is a plan view of Fig. 3, and Fig. 5 is the shade body of the lighting equipment according to this invention. FIG. 6 is an explanatory diagram showing the relationship between each reflector of the lighting equipment according to this invention and the irradiation point where the light reflected by the reflector reaches, and FIG. FIG. 8 is an explanatory diagram illustrating the positional relationship between the three points, that is, the light source, the irradiation point, and the reflector mounting position necessary to calculate the calculation formula for determining the mounting angle of each reflector. FIG. 3 is an explanatory diagram showing coordinates set for determining the vertical angle and horizontal angle of the reflector. 2...Light source, 3...Reflector, C...Reflected surface.

Claims (1)

【実用新案登録請求の範囲】 光源からの光を反射し被照射面を照明する反射
鏡を笠体側に取付けた照明器具において、 前記反射鏡を、複数個の平面状の反射体を階段
状に組合せたものから構成し、 これらの反射体を被照射面の配光分布に応じた
所定の角度に配置した ことを特徴とする照明器具。[Claims for Utility Model Registration] A lighting fixture in which a reflector is attached to the shade body side to reflect light from a light source and illuminate an irradiated surface, wherein the reflector is formed by forming a plurality of planar reflectors into a stepped shape. 1. A lighting fixture characterized in that the reflectors are arranged at a predetermined angle according to the light distribution of the illuminated surface.
JP1988035876U 1988-03-18 1988-03-18 lighting equipment Expired - Lifetime JP2521901Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988035876U JP2521901Y2 (en) 1988-03-18 1988-03-18 lighting equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988035876U JP2521901Y2 (en) 1988-03-18 1988-03-18 lighting equipment

Publications (2)

Publication Number Publication Date
JPH01140705U true JPH01140705U (en) 1989-09-27
JP2521901Y2 JP2521901Y2 (en) 1997-01-08

Family

ID=31262507

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988035876U Expired - Lifetime JP2521901Y2 (en) 1988-03-18 1988-03-18 lighting equipment

Country Status (1)

Country Link
JP (1) JP2521901Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013020023A (en) * 2011-07-08 2013-01-31 Iwasaki Electric Co Ltd Reflector, illumination device, and designing method of reflector

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100717621B1 (en) * 2005-11-28 2007-05-15 조중일 The reflector structure of pole light head

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS459176Y1 (en) * 1964-02-22 1970-04-28
JPS5983301A (en) * 1982-11-05 1984-05-14 ゼネラル・エレクトリツク・カンパニイ Road illuminator
JPS59128702A (en) * 1983-01-14 1984-07-24 東芝ライテック株式会社 Road lamp

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS459176Y1 (en) * 1964-02-22 1970-04-28
JPS5983301A (en) * 1982-11-05 1984-05-14 ゼネラル・エレクトリツク・カンパニイ Road illuminator
JPS59128702A (en) * 1983-01-14 1984-07-24 東芝ライテック株式会社 Road lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013020023A (en) * 2011-07-08 2013-01-31 Iwasaki Electric Co Ltd Reflector, illumination device, and designing method of reflector

Also Published As

Publication number Publication date
JP2521901Y2 (en) 1997-01-08

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