JPH071365Y2 - 換気装置の逆止弁 - Google Patents
換気装置の逆止弁Info
- Publication number
- JPH071365Y2 JPH071365Y2 JP1988109034U JP10903488U JPH071365Y2 JP H071365 Y2 JPH071365 Y2 JP H071365Y2 JP 1988109034 U JP1988109034 U JP 1988109034U JP 10903488 U JP10903488 U JP 10903488U JP H071365 Y2 JPH071365 Y2 JP H071365Y2
- Authority
- JP
- Japan
- Prior art keywords
- support rod
- shield plate
- upper portion
- hole
- main body
- 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.)
- Expired - Lifetime
Links
Landscapes
- Building Environments (AREA)
- Ventilation (AREA)
- Air-Flow Control Members (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988109034U JPH071365Y2 (ja) | 1988-08-22 | 1988-08-22 | 換気装置の逆止弁 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988109034U JPH071365Y2 (ja) | 1988-08-22 | 1988-08-22 | 換気装置の逆止弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0230409U JPH0230409U (US06265458-20010724-C00056.png) | 1990-02-27 |
JPH071365Y2 true JPH071365Y2 (ja) | 1995-01-18 |
Family
ID=31344918
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988109034U Expired - Lifetime JPH071365Y2 (ja) | 1988-08-22 | 1988-08-22 | 換気装置の逆止弁 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH071365Y2 (US06265458-20010724-C00056.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3430008B2 (ja) * | 1998-03-31 | 2003-07-28 | 松下エコシステムズ株式会社 | 換気装置のシャッター開閉装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61246534A (ja) * | 1985-04-24 | 1986-11-01 | Fukuvi Chem Ind Co Ltd | 床下換気装置 |
-
1988
- 1988-08-22 JP JP1988109034U patent/JPH071365Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0230409U (US06265458-20010724-C00056.png) | 1990-02-27 |
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