JPH0340712U

JPH0340712U -

Info

Publication number: JPH0340712U
Application number: JP10216489U
Authority: JP
Priority date: 1989-08-31
Filing date: 1989-08-31
Publication date: 1991-04-18

Description

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

第１図は本考案の一実施例を示す照明装置の断
面図、第２図は同上反射体とセードとの係合部の
斜視図、第３図は同上セードの正面図、第４図は
同上反射体の正面図、第５図および第６図は同上
反射体とセードとの位置を調整する状態を示す斜
視図、第７図は他の実施例を示す照明装置の断面
図、第８図は同上反射体とセードとの係合部の斜
視図である。１……反射体、２……照射開口、３……係合突
片、４……セード、５……開口部、６ａ，６ｂ，
６ｃ……係合段部、８……ランプ、９……ランプ
ソケツト。 Fig. 1 is a sectional view of a lighting device showing an embodiment of the present invention, Fig. 2 is a perspective view of the engagement portion between the reflector and the shade, Fig. 3 is a front view of the shade, and Fig. 4 is 5 and 6 are perspective views showing a state in which the positions of the reflector and the shade are adjusted; FIG. 7 is a cross-sectional view of the illumination device showing another embodiment; FIG. The figure is a perspective view of an engaging portion between the reflector and the shade. DESCRIPTION OF SYMBOLS 1... Reflector, 2... Irradiation opening, 3... Engaging protrusion, 4... Shade, 5... Opening, 6a, 6b,
6c... Engagement stepped portion, 8... Lamp, 9... Lamp socket.

Claims

【実用新案登録請求の範囲】照射開口を前面に有する反射体と、開口部を前
面に形成し前記反射体を嵌合保持するセードと、
前記反射体の反射面に光学的に対向してこの反射
体内に配設されたランプと、前記反射体の奥方に
配設され前記ランプを装着するランプソケツトと
を備え、前記セードには前面開口縁部の内面に円周方向
に順次開口縁部からの高さの異なる複数の係合段
部を形成し、前記反射体の照射開口縁部には外側に前記複数
の係合段部に選択的に係合する複数の係合突片を
突設し、前記セードに嵌合した反射体の各係合突片を前
記セードの係合段部にランプのフイラメント位置
と前記反射体の焦点位置との相対位置を合わせて
選択的に係合することを特徴とする照明装置。[Claims for Utility Model Registration] A reflector having an irradiation opening on the front surface, a shade having an opening formed on the front surface and fitting and holding the reflector;
The lamp includes a lamp disposed inside the reflector so as to optically face a reflective surface of the reflector, and a lamp socket disposed at the back of the reflector for mounting the lamp, and the shade has a front opening edge. a plurality of engagement steps having different heights from the opening edge are sequentially formed in the circumferential direction on the inner surface of the reflector; a plurality of engaging protrusions protrudingly engage with each other, and each of the engaging protrusions of the reflector fitted in the shade is aligned with the engagement step of the shade at the filament position of the lamp and the focal position of the reflector. A lighting device characterized in that the lighting device selectively engages by adjusting the relative positions of the two.