JPH01130216U - - Google Patents
Info
- Publication number
- JPH01130216U JPH01130216U JP2512588U JP2512588U JPH01130216U JP H01130216 U JPH01130216 U JP H01130216U JP 2512588 U JP2512588 U JP 2512588U JP 2512588 U JP2512588 U JP 2512588U JP H01130216 U JPH01130216 U JP H01130216U
- Authority
- JP
- Japan
- Prior art keywords
- lamp
- adjustment mechanism
- tubular member
- pressure adjustment
- internal pressure
- 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
- 239000000463 material Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 description 1
Description
第１図は本考案に係る圧力調整機構の一実施例
の断面図、第２図は上記実施例を設けた前照灯の
断面図である。第３図は上記と異なる実施例の断
面図である。第４図は従来例の圧力調整機構を設
けた前照灯の断面図、第５図は第４図のＶ部拡大
図である。
１，１′……前照灯、５，５′……圧力調整機
構、５ａ，５ａ′……連通管、５ａ−１，５ａ−
１′……密着部、５ａ−３，５ａ−３′……段付
部、５ｂ，５ｂ′……筒状部材。
FIG. 1 is a sectional view of an embodiment of a pressure regulating mechanism according to the present invention, and FIG. 2 is a sectional view of a headlamp provided with the above embodiment. FIG. 3 is a sectional view of an embodiment different from the above. FIG. 4 is a sectional view of a headlamp provided with a conventional pressure adjustment mechanism, and FIG. 5 is an enlarged view of the V section in FIG. 4. 1, 1'... Headlight, 5, 5'... Pressure adjustment mechanism, 5a, 5a'... Communication pipe, 5 a-1 , 5 a-
1 '...close contact part, 5 a-3 , 5 a-3 '...stepped part, 5b, 5b'...cylindrical member.
Claims (1)
ときの内部圧力を調整する圧力調整機構を備えた
自動車用ランプにおいて、 (a) ランプのハウジング内部空間と大気とを連
通する管状部材を設け、 (b) 上記管状部材は、これをゴム弾性を有する
材料で構成すると共に、該管状部材の少なくとも
一部を押し潰した形に成形して内壁面同志を密着
せしめ、 (c) 上記の密着面を、段付面状に屈曲せしめた
ことを特徴とする自動車用ランプ内部圧力調整機
構。[Scope of Claim for Utility Model Registration] In an automotive lamp having a sealed structure and equipped with a pressure adjustment mechanism that adjusts the internal pressure when the lamp reaches a high temperature, (a) the inner space of the lamp housing and the atmosphere; (b) The tubular member is made of a material having rubber elasticity, and at least a part of the tubular member is formed into a crushed shape so that the inner wall surfaces are brought into close contact with each other. (c) An automobile lamp internal pressure adjustment mechanism, characterized in that the above contact surface is bent into a stepped surface shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2512588U JPH01130216U (en) | 1988-02-29 | 1988-02-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2512588U JPH01130216U (en) | 1988-02-29 | 1988-02-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01130216U true JPH01130216U (en) | 1989-09-05 |
Family
ID=31245583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2512588U Pending JPH01130216U (en) | 1988-02-29 | 1988-02-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01130216U (en) |
-
1988
- 1988-02-29 JP JP2512588U patent/JPH01130216U/ja active Pending