JPS5811806U

JPS5811806U - Variable light distribution structure of lighting equipment

Info

Publication number: JPS5811806U
Application number: JP10592681U
Authority: JP
Inventors: 中出　明夫
Original assignee: 松下電工株式会社
Priority date: 1981-07-15
Filing date: 1981-07-15
Publication date: 1983-01-25

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) [Abstract] 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図は従来例を示す正断面図、第２図は第１図の拡大
正断面図、第３図は第１図の一部切欠側面図、第４図は
従来例の欠点を示す平断面図、第５図ａは本考案の一実
施例の正断面図、第５図すは第５図ａの側断面図、第６
図及び第７図は同上の動作を説明する正断面図であって
、１は反射笠、２は光源、４は取付筒、５はソケット台
、６はスライド孔、７は固定ビスである。Fig. 1 is a front sectional view showing the conventional example, Fig. 2 is an enlarged front sectional view of Fig. 1, Fig. 3 is a partially cutaway side view of Fig. 1, and Fig. 4 is a flat view showing the drawbacks of the conventional example. 5a is a front sectional view of one embodiment of the present invention; FIG. 5 is a side sectional view of FIG. 5a;
7 and 7 are front sectional views illustrating the same operation as above, and 1 is a reflective shade, 2 is a light source, 4 is a mounting tube, 5 is a socket base, 6 is a slide hole, and 7 is a fixing screw.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

照明器具の反射笠内にランプのような光源を配設し、反
射笠の上部に反射笠の中心線と中心が一致するように取
付筒を突設すると共に光源のソケット台を取付筒内に上
下動自在に配設し、取付筒の上下方向に一対のスライド
孔を穿孔し、取付筒の外面側からスライド孔を介してソ
ケット台に緊締・弛緩自在な固定ビスを螺入すると共に
一方のスライド孔に挿通する固定ビスと他方のスライド
孔に挿通する固定ビスのソケット台への螺入する位置を
上下にずらして成る照明器具の配光可変構造。A light source such as a lamp is placed inside the reflective shade of the lighting equipment, and a mounting tube is protruded from the top of the reflective shade so that its center coincides with the center line of the reflective shade, and a socket base for the light source is placed inside the mounting tube. A pair of slide holes are drilled in the vertical direction of the mounting tube, and a fixing screw that can be tightened and loosened is screwed into the socket base from the outside of the mounting tube through the slide holes. A variable light distribution structure for a lighting fixture in which the screwing positions of a fixing screw inserted into a slide hole and a fixing screw inserted into the other slide hole into a socket base are shifted up and down.