JPS5821905U

JPS5821905U - headlight unit

Info

Publication number: JPS5821905U
Application number: JP11619881U
Authority: JP
Inventors: 巽長谷川; 政司前川
Original assignee: 市光工業株式会社
Priority date: 1981-08-06
Filing date: 1981-08-06
Publication date: 1983-02-10
Also published as: JPS6137124Y2

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の前照灯ユニットの正面図、第２図は第１
図の■−■線断面図、第３図は第１図の■−■線断面図
、第４図及び第５図は本考案の一実施例を示し、第４図
は一部切欠正面図、第５図は第４図のＩＶ−ＩＶ線断面
図である。１・・・・・・リフレクタ−１１３・・・・・・反射面
、１３ａ・・・・・・上部位、２・・・・・・バルブ、
２１・・・・・・サブフィラメント、２２・・・・・・
メインフィラメント、３・・・・・・前面レンズ、ｂ′
・・・・・・前面レンズの集光部、ｂ′・・・・・・集
光部の上部、ｆ・・・・・・焦点、ｉ・・・・・・光軸
線、ｉ′・・・・・・傾斜光軸線。Figure 1 is a front view of a conventional headlight unit, and Figure 2 is a front view of a conventional headlight unit.
Figure 3 is a sectional view taken along the line ■-■ in Figure 1, Figures 4 and 5 show an embodiment of the present invention, and Figure 4 is a partially cutaway front view. , FIG. 5 is a sectional view taken along the line IV--IV in FIG. 4. 1...Reflector-113...Reflection surface, 13a...Upper part, 2...Bulb,
21... Subfilament, 22...
Main filament, 3...Front lens, b'
...Condensing part of the front lens, b'...Top of the condensing part, f...Focus, i...Optical axis line, i'... ... Inclined optical axis line.

Claims

[Scope of utility model registration request]

A bulb having an inner surface formed as a reflecting surface in the shape of a substantially paraboloid of revolution, a bulb having a flefter, a filament located in front of the focus of the reflector, and a bulb made of synthetic resin disposed on the front surface of the reflector. A headlamp unit comprising a front lens, characterized in that the upper part of the reflecting surface is formed into a paraboloid of revolution having the same focal length and tilted with the focal point as the center point. 4,