JPS63181753U - - Google Patents
Info
- Publication number
- JPS63181753U JPS63181753U JP7408987U JP7408987U JPS63181753U JP S63181753 U JPS63181753 U JP S63181753U JP 7408987 U JP7408987 U JP 7408987U JP 7408987 U JP7408987 U JP 7408987U JP S63181753 U JPS63181753 U JP S63181753U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- hung
- opening
- degrees
- come
- 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 description 2
- 238000005192 partition Methods 0.000 description 1
Landscapes
- Building Environments (AREA)
- Ventilation (AREA)
- Air-Flow Control Members (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7408987U JPS63181753U (zh) | 1987-05-18 | 1987-05-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7408987U JPS63181753U (zh) | 1987-05-18 | 1987-05-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63181753U true JPS63181753U (zh) | 1988-11-24 |
Family
ID=30918993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7408987U Pending JPS63181753U (zh) | 1987-05-18 | 1987-05-18 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63181753U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006071187A (ja) * | 2004-09-02 | 2006-03-16 | Unix Co Ltd | 過給気防止装置及び給気口 |
KR100938621B1 (ko) | 2007-11-06 | 2010-01-22 | 박재현 | 플랩 댐퍼 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5042656A (zh) * | 1973-08-16 | 1975-04-17 |
-
1987
- 1987-05-18 JP JP7408987U patent/JPS63181753U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5042656A (zh) * | 1973-08-16 | 1975-04-17 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006071187A (ja) * | 2004-09-02 | 2006-03-16 | Unix Co Ltd | 過給気防止装置及び給気口 |
KR100938621B1 (ko) | 2007-11-06 | 2010-01-22 | 박재현 | 플랩 댐퍼 |