JPS647704U - - Google Patents
Info
- Publication number
- JPS647704U JPS647704U JP10095087U JP10095087U JPS647704U JP S647704 U JPS647704 U JP S647704U JP 10095087 U JP10095087 U JP 10095087U JP 10095087 U JP10095087 U JP 10095087U JP S647704 U JPS647704 U JP S647704U
- Authority
- JP
- Japan
- Prior art keywords
- lamp chamber
- ventilation device
- outside
- lamp
- breathing pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 claims description 5
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 4
Description
第１図は本考案の実施例による通気装置の一部
を破断して示す平面図、第２図は同装置の要部斜
視図、第３図は同装置の横断面図、第４図は従来
例による通気装置を用いた表示灯の全体斜視図で
ある。
符号の説明、１……ハウジング、２……透光板
、３，４……ランプユニツト、５……ランプ室、
６，７……ランプソケツト、８，１５，１６……
ノズル、９……チユーブ、１１，１１ａ，１１ｂ
……呼吸パイプ、１２……円筒部、１３……偏平
部、１４……通路、１７，１８……予備室、１９
，２０……円筒壁、２１，２２……カバー、２１
ａ，２２ａ……連通孔。
FIG. 1 is a partially cutaway plan view of a ventilation device according to an embodiment of the present invention, FIG. 2 is a perspective view of the main parts of the device, FIG. 3 is a cross-sectional view of the device, and FIG. FIG. 2 is an overall perspective view of an indicator light using a conventional ventilation device. Explanation of symbols, 1...Housing, 2...Translucent plate, 3, 4...Lamp unit, 5...Lamp chamber,
6, 7... lamp socket, 8, 15, 16...
Nozzle, 9...Tube, 11, 11a, 11b
... Breathing pipe, 12 ... Cylindrical part, 13 ... Flat part, 14 ... Passage, 17, 18 ... Preparation room, 19
, 20... Cylindrical wall, 21, 22... Cover, 21
a, 22a...Communication hole.
Claims (1)
内部の曇り止めを行う通気装置において、 前記通気装置は、呼吸パイプと予備室を有し、
該呼吸パイプは常時はほぼ密接状態で閉塞されラ
ンプ室の内外に圧力差を生ずると急速に拡開する
細隙状の通路を備えて、一方がランプ室側へ他方
がランプ室の外部へ各々開口する態様でランプ室
のハウジングに装着され、前記予備室は前記呼吸
パイプの通路を介してランプ室内と連通する態様
で当該ランプ室に隣接して設けられると共に、該
予備室には大気と連通させる連通孔が設けられて
成る曇り止め通気装置。[Claims for Utility Model Registration] A ventilation device that communicates between the inside and outside of a lamp chamber of an automobile indicator lamp to prevent the inside from fogging, the ventilation device having a breathing pipe and a preliminary chamber,
The breathing pipe has a slit-shaped passage that is normally closed in a nearly tight state and rapidly expands when a pressure difference is created between the inside and outside of the lamp chamber, with one passage leading to the lamp chamber and the other to the outside of the lamp chamber. attached to the housing of the lamp chamber in an open manner, the prechamber being provided adjacent to the lamp chamber in communication with the lamp chamber via the passageway of the breathing pipe, and the prechamber being in communication with the atmosphere. An anti-fog ventilation device comprising a communication hole for
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10095087U JPS647704U (en) | 1987-07-02 | 1987-07-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10095087U JPS647704U (en) | 1987-07-02 | 1987-07-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS647704U true JPS647704U (en) | 1989-01-17 |
Family
ID=31329494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10095087U Pending JPS647704U (en) | 1987-07-02 | 1987-07-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS647704U (en) |
-
1987
- 1987-07-02 JP JP10095087U patent/JPS647704U/ja active Pending
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