JPS59159806U

JPS59159806U - lighting equipment

Info

Publication number: JPS59159806U
Application number: JP5442883U
Authority: JP
Inventors: 深川　雅敏
Original assignee: 三菱電機株式会社
Priority date: 1983-04-12
Filing date: 1983-04-12
Publication date: 1984-10-26

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

[Brief explanation of the drawing]

第１図は従来の投光器など照明器具の構成図、第２図は
この考案の一実施例を示す照明器具の構成図、第３図は
第１図のものの配光図、第４図は第２図のこの考案の配
光図、第５図は補助反射板の設定状態を示す構成図、第
６図ａｘｄは補助反射板のそれぞれの形状を示す図であ
る。１・・・反射板、２・・・ランプ外管、３・・・ランプ
内管、５・・・補助反射板。なお、図中、同一符号は同
−又は相当部分を示す。補正　昭５９．２．　８実用新案登録請求の範囲を次のように補正する。Ｏ実用新案登録請求の範囲（１）ランプからの光を反射板により前方へ投光する投
光器などの照明器具において、上記ランプの中心より後
部かつ上方にのみに光制御用の補助反射板を備えたこと
を特徴とする照明器具。（２）　　上記補助反射板のランプ中心軸上を中心とし
て器具の基準軸に対する角度αが、Ｏ≦α〈ランプへ補助反射板が接するまでの角度の範囲
内でランプ側に傾斜している二ふを特徴とする実用新案
登録請求の範囲第１項記載。　　の照明器具。（３）補助反射板の大きさはランプの基準軸と直角方向
の断面に対して、０＜Ｊ＜１８０” の範囲の角度を有することを特徴とする実用新案登録請
求の範囲第１項記載の照明器具。（４）補助反射板の形状が直線、曲線、多角面形を有す
ることを特徴とする実用新案登録請求の範囲第１項〜第
３項記載の照明器具。Fig. 1 is a block diagram of a conventional lighting fixture such as a floodlight, Fig. 2 is a block diagram of a lighting fixture showing an embodiment of this invention, Fig. 3 is a light distribution diagram of the one in Fig. 1, and Fig. 4 is a block diagram of a lighting fixture showing an embodiment of this invention. FIG. 2 is a light distribution diagram of this invention, FIG. 5 is a configuration diagram showing the setting state of the auxiliary reflector, and FIG. 6 AXD is a diagram showing the shape of each of the auxiliary reflectors. 1...Reflector, 2...Lamp outer tube, 3...Lamp inner tube, 5...Auxiliary reflector. In addition, in the figures, the same reference numerals indicate the same or corresponding parts. Correction 1984.2. 8. The scope of claims for utility model registration shall be amended as follows. O Utility Model Registration Claims (1) A lighting device such as a floodlight that projects light from a lamp forward using a reflector, which is provided with an auxiliary reflector for light control only at the rear and above the center of the lamp. Lighting equipment characterized by: (2) The angle α of the above-mentioned auxiliary reflector with respect to the reference axis of the fixture centered on the lamp center axis is O≦α〈A double angle that is inclined toward the lamp side within the range of angle until the auxiliary reflector touches the lamp. Claim 1 of the utility model registration claim is characterized by: lighting equipment. (3) The size of the auxiliary reflector has an angle in the range of 0<J<180'' with respect to the cross section perpendicular to the reference axis of the lamp, as stated in claim 1 of the utility model registration claim. (4) The lighting device according to claims 1 to 3, wherein the auxiliary reflector has a linear, curved, or polygonal shape.

Claims

[Scope of utility model registration request]

(1) A lighting device such as a floodlight that projects light from a lamp forward using a reflector, characterized in that it includes an auxiliary reflector for light control slightly above and behind the lamp. ′

(2) The angle α of the auxiliary reflector with respect to the reference axis of the fixture centered on the lamp center axis is 0≦α〈inclined toward the lamp within i times of the angle until the auxiliary reflector touches the lamp''. 2. The lighting device according to claim 1, characterized in that the lighting device is characterized in that:

(3) The size of the auxiliary reflector has an angle in the range of 0<θ<180° with respect to the cross section perpendicular to the reference axis of the lamp, as stated in claim 1 of the utility model registration claim. lighting equipment.

(4) The lighting device according to the claims 1 to 3, wherein the auxiliary reflector has a linear, curved, or polygonal shape.