JPH0522732Y2 - - Google Patents
Info
- Publication number
- JPH0522732Y2 JPH0522732Y2 JP17850586U JP17850586U JPH0522732Y2 JP H0522732 Y2 JPH0522732 Y2 JP H0522732Y2 JP 17850586 U JP17850586 U JP 17850586U JP 17850586 U JP17850586 U JP 17850586U JP H0522732 Y2 JPH0522732 Y2 JP H0522732Y2
- Authority
- JP
- Japan
- Prior art keywords
- ventilation fan
- mounting plate
- duct
- ceiling
- opening
- 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
- 238000009423 ventilation Methods 0.000 claims description 42
- 239000002184 metal Substances 0.000 claims description 19
- 238000009434 installation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Duct Arrangements (AREA)
- Building Environments (AREA)
- Ventilation (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17850586U JPH0522732Y2 (US07534539-20090519-C00280.png) | 1986-11-20 | 1986-11-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17850586U JPH0522732Y2 (US07534539-20090519-C00280.png) | 1986-11-20 | 1986-11-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6383541U JPS6383541U (US07534539-20090519-C00280.png) | 1988-06-01 |
JPH0522732Y2 true JPH0522732Y2 (US07534539-20090519-C00280.png) | 1993-06-11 |
Family
ID=31120698
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17850586U Expired - Lifetime JPH0522732Y2 (US07534539-20090519-C00280.png) | 1986-11-20 | 1986-11-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0522732Y2 (US07534539-20090519-C00280.png) |
-
1986
- 1986-11-20 JP JP17850586U patent/JPH0522732Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS6383541U (US07534539-20090519-C00280.png) | 1988-06-01 |