JPS6136903U

JPS6136903U - Vehicle lights

Info

Publication number: JPS6136903U
Application number: JP12270684U
Authority: JP
Inventors: 正自小林
Original assignee: 株式会社小糸製作所
Priority date: 1984-08-10
Filing date: 1984-08-10
Publication date: 1986-03-07
Also published as: JPH0136241Y2

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図乃至第３図は本考案車輌灯具用レンズの第１の実
施例を示すもので、第１図は正面図、第２図は第１図の
Ａ−Ａ線に沿う断面図、第３−は第１図のＢ−Ｂ線に沿
う断面図、第４図乃至第６図は本考案車輌灯具用レンズ
の第２の実施例を示すもので、第４図は正面図、第５図
は第４図のＣ−Ｃ線に沿う断面図、第６図は第４図のＤ
−Ｄ線に沿う断面図、第７図は配光パターン図、第８図
乃至第１０図は本考案車輌灯具用レンズの第３の実施例
を示すもので、第８図は正面図、第９図は第８図のＥ−
Ｅ線に沿う断面図、第１０図は第８゜図のＦ−Ｆ線に沿
う断面図、第１１図乃至第１３図は本考案車輌灯具用レ
ノズの第４の実施例を示すもので、第１１図は正面図、
第１２図は第１１図のＧ−Ｇ線に沿う断面図でそれにア
ウターレンズを付加して示す図、第１３図は第１１図の
Ｈ一Ｈ線に沿う断面図、第１４図乃至第１６図は本考案
車輌灯具用レンズの第５の実施例を示すもので、第１４
図は正面図、第１５図は第１４図の■一Ｉ線に沿う断面
図、第１６図は第１４図のＪ一Ｊ線に沿う断面図、第１
７図乃至第１９図は本考案車輌灯具用レンズの第６の実
施例を示すもので、第１７図は正面図、第１８図は第１
７図のＫ−Ｋ線に沿う断面図でアウターレンズを付加し
て示ザ図、第１９図は第１７図のＬ−Ｌ線に沿う断面図
である。符号の説明、１・・・車輌灯具用レンズ（曲面状フレネ
ル部）、２・・・フレネルステップ、４・・・車輌灯具
用レンズ、５・・・曲面状フレネル部、７・・・フレネ
ルステップ、１３・・・車輌灯具用レンズ、１４・・・
曲面状フレネル部、１６・・・フレネルステップ、２１
・・・車輌灯具用レンズ、２３・・・曲面状フレネル部
、２５・・・フレネルステップ、３１・・・車輌灯具用
レンズ、３２・・・曲面状フレネル部、３４・・・フレ
ネルステップ、３９・・・車輌灯具用レンズ、４２・・
・曲面状フレネル部、４３・・・フレネルステップ。1 to 3 show a first embodiment of the vehicle lamp lens of the present invention, in which FIG. 1 is a front view, FIG. 2 is a sectional view taken along line A-A in FIG. 3- is a sectional view taken along the line B-B in FIG. The figure is a sectional view taken along line C-C in Figure 4, and Figure 6 is a cross-sectional view taken along line C-C in Figure 4.
FIG. 7 is a sectional view taken along line -D, FIG. 7 is a light distribution pattern diagram, FIGS. 8 to 10 show a third embodiment of the vehicle lamp lens of the present invention, and FIG. Figure 9 is E- in Figure 8.
FIG. 10 is a cross-sectional view taken along the line F--F in FIG. Figure 11 is a front view;
Fig. 12 is a sectional view taken along line G-G in Fig. 11, with the outer lens added thereto, Fig. 13 is a sectional view taken along line H-H in Fig. 11, and Figs. 14 to 16. The figure shows the fifth embodiment of the vehicle lamp lens of the present invention.
The figure is a front view, Fig. 15 is a sectional view taken along the line ■-I in Fig. 14, Fig. 16 is a sectional view taken along the J-J line in Fig. 14,
7 to 19 show a sixth embodiment of the vehicle lamp lens of the present invention, FIG. 17 is a front view, and FIG. 18 is a first embodiment.
FIG. 7 is a sectional view taken along the line KK in FIG. 7 with an outer lens added thereto, and FIG. 19 is a sectional view taken along the line LL in FIG. 17. Explanation of symbols: 1... Lens for vehicle light (curved Fresnel part), 2... Fresnel step, 4... Lens for vehicle light, 5... Curved Fresnel part, 7... Fresnel step , 13... Lens for vehicle lamp, 14...
Curved Fresnel portion, 16...Fresnel step, 21
... Lens for vehicle light, 23... Curved Fresnel part, 25... Fresnel step, 31... Lens for vehicle light, 32... Curved Fresnel part, 34... Fresnel step, 39 ...Lens for vehicle lights, 42...
- Curved Fresnel part, 43...Fresnel step.

Claims

[Scope of utility model registration request]

A Fresnel step extending along the direction of one of the two orthogonal axes is formed in a section where the cross section along one of the two orthogonal axes is arcuate and the cross section along the other axis is straight. A lens for a vehicle lamp, characterized by having a curved Fresnel portion.