JPS6421906U

JPS6421906U -

Info

Publication number: JPS6421906U
Application number: JP11674787U
Authority: JP
Priority date: 1987-07-31
Filing date: 1987-07-31
Publication date: 1989-02-03

Description

[Brief explanation of drawings]

第１図乃至第５図は本考案に係る自動車用灯具
の第１の実施例を示し、第１図は斜視図、第２図
は第１図における―線断面図、第３図は通気
管の正面図、第４図は通気管の底面図、第５図は
第３図における―線断面図である。第６図乃
至第８図は通気管の第２の変形例を示し、第６図
は通気管の正面図、第７図は通気管の底面図、第
８図は第６図における―線断面図である。第
９図乃至第１１図は通気管の第３の変形例を示し
、第９図は通気管の正面図、第１０図は通気管の
底面図、第１１図は第９図における―線
断面図である。第１２図乃至第１４図は通気管の
第４の実施例を示し、第１２図は通気管の正面図
、第１３図は通気管の底面図、第１４図は第１２
図における―線断面図である。第１５図
は従来の自動車用灯具を示した斜視図、第１６図
は第１５図における―線断面図、第１７
図は従来の自動車用灯具に使用する通気管の正面
図、第１８図は第１７図における―線断
面図である。１……リフレクタ、２……前面レンズ、２０…
…灯室、３……バルブ、５，５Ａ，５Ｂ，５Ｃ…
…通気管、５０……一端開口、５１，５８……他
端開口、５５……凸、５６……凹。 1 to 5 show a first embodiment of the automotive lamp according to the present invention, in which FIG. 1 is a perspective view, FIG. 2 is a sectional view taken along the line -- in FIG. 1, and FIG. 3 is a ventilation pipe. 4 is a bottom view of the vent pipe, and FIG. 5 is a cross-sectional view taken along the line -- in FIG. 3. 6 to 8 show a second modified example of the ventilation pipe, FIG. 6 is a front view of the ventilation pipe, FIG. 7 is a bottom view of the ventilation pipe, and FIG. 8 is a cross section taken along the line - in FIG. 6. It is a diagram. 9 to 11 show a third modification of the ventilation pipe, FIG. 9 is a front view of the ventilation pipe, FIG. 10 is a bottom view of the ventilation pipe, and FIG. 11 is a cross-section taken along the line - in FIG. 9. It is a diagram. 12 to 14 show a fourth embodiment of the ventilation pipe, FIG. 12 is a front view of the ventilation pipe, FIG. 13 is a bottom view of the ventilation pipe, and FIG. 14 is a fourth embodiment of the ventilation pipe.
It is a sectional view taken along the line - in the figure. Fig. 15 is a perspective view showing a conventional automobile lamp, Fig. 16 is a sectional view taken along the line -- in Fig. 15, and Fig. 17
The figure is a front view of a vent pipe used in a conventional automobile lamp, and FIG. 18 is a sectional view taken along the line -- in FIG. 17. 1...Reflector, 2...Front lens, 20...
...Light chamber, 3...Bulb, 5, 5A, 5B, 5C...
...Vent pipe, 50... One end open, 51, 58... Other end open, 55... Convex, 56... Concave.

Claims

[Scope of utility model registration request]

A lamp body comprising a bulb arranged in an airtightly defined lamp chamber, and a ventilation pipe attached to the lamp body, having an opening at one end communicating with the inside of the lamp chamber and an opening at the other end communicating with the outside. 1. An automotive lighting device, characterized in that an uneven edge is provided on the edge of the opening at the other end of the ventilation pipe.