JPS5926803U

JPS5926803U - automotive lighting

Info

Publication number: JPS5926803U
Application number: JP12161082U
Authority: JP
Inventors: 豊中田
Original assignee: 市光工業株式会社
Priority date: 1982-08-12
Filing date: 1982-08-12
Publication date: 1984-02-20

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 drawings]

第１図はスクリーン上での従来灯具のりフレフタ−の配
光パターン図、第２図はレンズを装着した状態での配光
パターン図、第３図は第２図の■−Ｖ線に沿う断面図、
第４図乃至第１０図は本考案の第一実施例を示し、第４
図は一部切欠正面図、第５図は第４図の■−■線断面図
、第６図は第４図の■−■線断面図、第７図はスクリー
ン上でのフィラメントの状態を示す図、第８図はスクリ
ーン上でのりフレフタ−全体の配光を示し、イ図は合成
パターン図、０図はイ図の■−■線に沿う断面図、へ図
はＨ−Ｈ線に沿う断面図、第９図は灯具全体による配光
パターン図、第１０図は第９図の■−■線に沿う断面図
、第１１図乃至第１５図は第二実施例を示し、第１１図
は一部切欠正面図、第１２図は第１１図のＩＶ−ＩＶ線
断面図、第１３図は第１１図の■−Ｖ線断面図、第１４
図はスクリーン上でのフィラメントの状態を示す図、第
１５図はスクリーン上でのりフレフタ−全体の配光を示
し、イ図は合成パターン図、０図はイ図の■−■線に沿
う断面図、へ図はイ図のＨ−Ｈ線に沿う断面図である。１・・・リフレクタ−１１１・・・反射面、２・・・レ
ンズ、３・・・バルブ、３１・・・フィラメント、Ｘ・
・・中央水平線、Ｙ・・・中央垂直線、Ｚ・・・中心軸
、Ｌ・・・回転軸、ｆ・・・焦点。１１図、　　ｗ　　　　　　　Ｖ　　　　−Figure 1 is a diagram of the light distribution pattern of a conventional lamp on the screen, Figure 2 is a diagram of the light distribution pattern with the lens attached, and Figure 3 is a cross section along the ■-V line in Figure 2. figure,
Figures 4 to 10 show the first embodiment of the present invention;
The figure is a partially cutaway front view, Figure 5 is a sectional view taken along the line ■-■ in Figure 4, Figure 6 is a sectional view taken along the line ■-■ in Figure 4, and Figure 7 shows the state of the filament on the screen. Figure 8 shows the light distribution of the entire glue flutter on the screen, Figure A is a composite pattern diagram, Figure 0 is a sectional view taken along the line ■-■ of Figure A, and Figure 8 is a cross-sectional view taken along the line H-H in Figure A. 9 is a light distribution pattern diagram of the entire lamp, FIG. 10 is a sectional view taken along the line ■-■ in FIG. 9, and FIGS. 11 to 15 show the second embodiment. The figure is a partially cutaway front view, Fig. 12 is a sectional view taken along the line IV-IV in Fig. 11, Fig. 13 is a sectional view taken along the ■-V line in Fig. 11, and Fig. 14 is a sectional view taken along the line ■-V in Fig. 11.
Figure 15 shows the state of the filament on the screen, Figure 15 shows the light distribution of the entire glue lefter on the screen, Figure A is a composite pattern diagram, and Figure 0 is a cross section along the line ■-■ of Figure A. Figures 1 and 5 are cross-sectional views taken along the line H--H in Figure A. DESCRIPTION OF SYMBOLS 1...Reflector-111...Reflection surface, 2...Lens, 3...Bulb, 31...Filament,
...Central horizontal line, Y...Central vertical line, Z...Central axis, L...Rotation axis, f...Focus. Figure 1 1, w V −

Claims

[Scope of utility model registration request]

A reflector having a reflective surface in the shape of a substantially paraboloid of revolution, a lens covering the front surface of the reflector, and a filament arranged along the rotation axis of the reflective surface, the rotation axis of the reflective surface being a lamp. , the filament is located on the rotation axis, and the center of the filament is offset from the focal point of the reflective surface. Automotive lighting equipment.