JPH0328603U

JPH0328603U -

Info

Publication number: JPH0328603U
Application number: JP8813189U
Authority: JP
Priority date: 1989-07-28
Filing date: 1989-07-28
Publication date: 1991-03-22

Description

[Brief explanation of drawings]

第１図乃至第３図は本考案に係る車両用灯具の
呼吸構造の１実施例を示し、第１図はランプハウ
ジングとラビリンスキヤツプとを一体的に射出成
形した状態を説明するための断面図である。第２
図は、第１図のラビリンスキヤツプのＢ矢視図で
ある。第３図は上記ラビリンスキヤツプの外観斜
視図である。第４図及び第５図は上記と異なる実
施例を示し、第４図は断面図、第５図はラビリン
スキヤツプの単品斜視図である。第６図及び第７
図は従来例の呼吸構造を備えた車両用灯具を示し
、第６図は斜視図、第７図は断面図である。１……ランプハウジング、１ａ……筒状部、１
ｃ……防水ひさし、２……前面レンズ、４……光
源バルブ、８……ラビリンスキヤツプ、８ａ……
円筒状部、８ｂ……角筒状部、８ｃ……通路、９
……連結部材、１０，１０′……ラビリンスキヤ
ツプ。 1 to 3 show one embodiment of the breathing structure for a vehicle lamp according to the present invention, and FIG. 1 is a sectional view for explaining a state in which a lamp housing and a labyrinth cap are integrally injection molded. It is. Second
The figure is a view of the labyrinth skip in FIG. 1 in the direction of arrow B. FIG. 3 is an external perspective view of the labyrinth skip. 4 and 5 show a different embodiment from the above, FIG. 4 is a sectional view, and FIG. 5 is a perspective view of the labyrinth skip. Figures 6 and 7
The figures show a conventional vehicle lamp equipped with a breathing structure, with FIG. 6 being a perspective view and FIG. 7 being a sectional view. 1... Lamp housing, 1a... Cylindrical part, 1
c...Waterproof canopy, 2...Front lens, 4...Light source bulb, 8...Labyrinth skip, 8a...
Cylindrical part, 8b... Square tubular part, 8c... Passage, 9
...Connection member, 10, 10'...Labyrinth skip.

Claims

[Scope of Claim for Utility Model Registration] In a vehicle lamp in which a front lens is airtightly attached to cover the front opening of a synthetic resin lamp housing, a breathing cylindrical part integrally communicates with the lamp housing. A labyrinth cap is provided, in which a recess that fits into the cylindrical portion and a recess that has a side wall facing the rear surface of the lamp housing communicate with each other and have a figure-eight cross section. , The labyrinth skip above is made of synthetic resin,
1. A breathing structure for a vehicle lamp, characterized in that it is integrally injection molded with a lamp housing via a rod-shaped or plate-shaped connecting member.