JPH0447171U - - Google Patents
Info
- Publication number
- JPH0447171U JPH0447171U JP8783590U JP8783590U JPH0447171U JP H0447171 U JPH0447171 U JP H0447171U JP 8783590 U JP8783590 U JP 8783590U JP 8783590 U JP8783590 U JP 8783590U JP H0447171 U JPH0447171 U JP H0447171U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- vent
- pump cover
- thermal expansion
- expansion member
- 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 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Temperature-Responsive Valves (AREA)
- Details Of Reciprocating Pumps (AREA)
Description
第１図はこの考案による窓部の自動換気装置の
説明図、第２図はポンプカバーの外観斜視図を示
す。 符号の説明、１……ポンプカバー、２……窓部
、３……開閉体、４……ばね、５……熱膨張部材
。
説明図、第２図はポンプカバーの外観斜視図を示
す。 符号の説明、１……ポンプカバー、２……窓部
、３……開閉体、４……ばね、５……熱膨張部材
。
Claims (1)
- 通気のために設けられた通気孔の開閉機構を備
えたポンプカバーにおいて、開閉の手段に熱膨張
部材を用い、通気孔を開閉させたことを特徴とす
るポンプカバーの自動換気装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8783590U JPH0447171U (ja) | 1990-08-24 | 1990-08-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8783590U JPH0447171U (ja) | 1990-08-24 | 1990-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0447171U true JPH0447171U (ja) | 1992-04-22 |
Family
ID=31820541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8783590U Pending JPH0447171U (ja) | 1990-08-24 | 1990-08-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447171U (ja) |
-
1990
- 1990-08-24 JP JP8783590U patent/JPH0447171U/ja active Pending