JPS6281316U

JPS6281316U -

Info

Publication number: JPS6281316U
Application number: JP1985173117U
Authority: JP
Priority date: 1985-11-11
Filing date: 1985-11-11
Publication date: 1987-05-25

Description

[Brief explanation of drawings]

第４図は従来の埋込形照明器具を示す断面図、
第１図はこの考案の一実施例を示す縦断面図、第
２図は第１図と同一の縦断面図に熱の伝わる方向
を示した説明図、第３図は第２図と同一構成例の
一部をぬきだした斜視図である。図において、１は器具本体、４はランプ、５は
反射板、７は下面枠、９は安定器、１０は放熱板
、１１は換気穴、１２は遮蔽板である。なお、各
図中同一符号は同一または相等部を示す。 Figure 4 is a sectional view showing a conventional recessed lighting fixture;
Fig. 1 is a vertical cross-sectional view showing an embodiment of this invention, Fig. 2 is an explanatory diagram showing the direction of heat transfer in the same longitudinal cross-sectional view as Fig. 1, and Fig. 3 has the same configuration as Fig. 2. FIG. 3 is a perspective view showing a part of the example. In the figure, 1 is the appliance main body, 4 is a lamp, 5 is a reflector, 7 is a lower frame, 9 is a ballast, 10 is a heat sink, 11 is a ventilation hole, and 12 is a shielding plate. Note that the same reference numerals in each figure indicate the same or equivalent parts.

Claims

[Scope of utility model registration request]

A magnetic shielding plate that covers the upper part of the appliance body to which electric parts such as lamp sockets and ballasts are attached, one end of which is inserted between the ballast and the ballast mounting surface and tightened together, and the other end is attached to the bottom of the appliance body. A recessed lighting fixture comprising a substantially L-shaped heat sink attached to a lower frame, and a reflector whose outer diameter is smaller than the inner diameter of the lower frame.