JPH01145002U

JPH01145002U -

Info

Publication number: JPH01145002U
Application number: JP4110788U
Authority: JP
Priority date: 1988-03-30
Filing date: 1988-03-30
Publication date: 1989-10-05

Description

[Brief explanation of the drawing]

第１図は本考案のプロジエクタ型自動車用前照
灯の一実施例を示し、同図Ａは側面図、同図Ｂは
集合形シエードの平面図、同図Ｃはその説明図で
ある。第２図は上記実施例の作用、効果を説明す
るための図表である。第３図は公知例のプロジエ
クタ型前照灯の説明図である。第４図乃至第６図
は従来例のプロジエクタ型前照灯を示し、第４図
は平面図、第５図は側面図、第６図は正面図であ
る。第７図及び第８図は上記従来例の光学的特性
を示す図表である。第９図及び第１０図は先願に
係るプロジエクタ型前照灯の説明図である。１……凹面鏡、２……光源バルブ、３……凸レ
ンズ、４……シエード、４ａ……カツトライン、
５……シエード、６……シエード案内、７……ラ
ツク歯車、８……ピニオン歯車、９，１０……モ
ータ、１１……減速機、１２……出力軸（回転軸
）、１３……集合形シエード、１３ａ，１３ｂ，
１３ｃ……互いに異なる形状のシエード。 FIG. 1 shows an embodiment of a projector-type automobile headlamp of the present invention, in which FIG. 1A is a side view, FIG. 1B is a plan view of a collective shade, and FIG. 1C is an explanatory view thereof. FIG. 2 is a chart for explaining the functions and effects of the above embodiment. FIG. 3 is an explanatory diagram of a known projector type headlamp. 4 to 6 show a conventional projector type headlamp, in which FIG. 4 is a plan view, FIG. 5 is a side view, and FIG. 6 is a front view. FIGS. 7 and 8 are charts showing the optical characteristics of the above-mentioned conventional example. FIGS. 9 and 10 are explanatory diagrams of a projector type headlamp according to the prior application. 1... Concave mirror, 2... Light source bulb, 3... Convex lens, 4... Shade, 4a... Cut line,
5...Shade, 6...Shade guide, 7...Rack gear, 8...Pinion gear, 9, 10...Motor, 11...Reducer, 12...Output shaft (rotating shaft), 13...Collection Shade, 13a, 13b,
13c...shades with different shapes.

Claims

[Scope of utility model registration request]

A projector in which a light source bulb is installed near the focal point of a reflecting mirror, the light emitted from the light source bulb is reflected by the reflecting mirror and focused near a shade having a cut line, and the reflected light is projected forward by a convex lens. In type headlights, 360°/
A projector-type automotive headlamp, characterized in that N shades of different shapes are attached to a rotating shaft that can be rotated intermittently by N increments.