JPH0438186Y2 - - Google Patents
Info
- Publication number
- JPH0438186Y2 JPH0438186Y2 JP13309588U JP13309588U JPH0438186Y2 JP H0438186 Y2 JPH0438186 Y2 JP H0438186Y2 JP 13309588 U JP13309588 U JP 13309588U JP 13309588 U JP13309588 U JP 13309588U JP H0438186 Y2 JPH0438186 Y2 JP H0438186Y2
- Authority
- JP
- Japan
- Prior art keywords
- ventilation
- duct
- cylinder
- spiral
- stopper
- 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
Links
- 238000009423 ventilation Methods 0.000 claims description 79
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 239000011162 core material Substances 0.000 description 3
- 239000004744 fabric Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Ventilation (AREA)
- Duct Arrangements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13309588U JPH0438186Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-10-12 | 1988-10-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13309588U JPH0438186Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-10-12 | 1988-10-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0255034U JPH0255034U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-04-20 |
| JPH0438186Y2 true JPH0438186Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-09-08 |
Family
ID=31390655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13309588U Expired JPH0438186Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-10-12 | 1988-10-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0438186Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5911705B2 (ja) * | 2011-11-28 | 2016-04-27 | フルタ電機株式会社 | 二重筒構造の小型送風装置 |
-
1988
- 1988-10-12 JP JP13309588U patent/JPH0438186Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0255034U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-04-20 |