JPS62153710U - - Google Patents

Description

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

第１図はこの考案の一実施例の断面図、第２図
はその平面図、第３図は器具本体の取付け構造を
示す部分断面図、第４図は照明器具の温度上昇を
調べるために使用した反射板の構成を示す説明図
、第５図は照明器具の各部品の温度上昇を示すグ
ラフ、第６図はこの考案の他の実施例の部分断面
図、第７図は従来の照明器具を示す断面図である
。 １……器具本体、２，１５……主反射板、３，
１７……副反射板、４，１６……ランプ。 Figure 1 is a sectional view of one embodiment of this invention, Figure 2 is its plan view, Figure 3 is a partial sectional view showing the mounting structure of the fixture body, and Figure 4 is a diagram for investigating the temperature rise of a lighting fixture. An explanatory diagram showing the structure of the reflector used, Fig. 5 is a graph showing the temperature rise of each part of the lighting equipment, Fig. 6 is a partial cross-sectional view of another embodiment of this invention, and Fig. 7 is a conventional lighting. FIG. 3 is a cross-sectional view of the instrument. 1... Instrument body, 2, 15... Main reflector, 3,
17... Sub-reflector, 4, 16... Lamp.

Claims (1)

【実用新案登録請求の範囲】 (1) 器具本体と、この器具本体内に設けた主反
射板と、この主反射板の内側に配置したランプと
、前記器具本体と主反射板との間に主反射板から
すき間をもつて取付けた副反射板とを備えた照明
器具。 (2) 前記主反射板の端部が前記ランプの輝点と
前記副反射板の端部とを結ぶ直線上またはこの直
線を超えた外方にある実用新案登録請求の範囲第
(1)項記載の照明器具。 (3) 前記副反射板はその端部近くの内面にバツ
フルを有する実用新案登録請求の範囲第(1)項記
載の照明器具。[Claims for Utility Model Registration] (1) An appliance body, a main reflector provided within the appliance body, a lamp disposed inside this main reflector, and a space between the appliance body and the main reflector. A lighting fixture equipped with a secondary reflector mounted with a gap from the main reflector. (2) Utility model registration claim 1 in which the end of the main reflector is on a straight line connecting the bright spot of the lamp and the end of the sub-reflector or beyond this straight line.
Lighting equipment described in paragraph (1). (3) The lighting device according to claim (1), wherein the sub-reflector has a buttful on its inner surface near its end.