JPH0136796Y2 - - Google Patents
Info
- Publication number
- JPH0136796Y2 JPH0136796Y2 JP16011686U JP16011686U JPH0136796Y2 JP H0136796 Y2 JPH0136796 Y2 JP H0136796Y2 JP 16011686 U JP16011686 U JP 16011686U JP 16011686 U JP16011686 U JP 16011686U JP H0136796 Y2 JPH0136796 Y2 JP H0136796Y2
- Authority
- JP
- Japan
- Prior art keywords
- vent
- outer periphery
- cylindrical body
- ventilation pipe
- close contact
- 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
- 238000007789 sealing Methods 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16011686U JPH0136796Y2 (pm) | 1986-10-21 | 1986-10-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16011686U JPH0136796Y2 (pm) | 1986-10-21 | 1986-10-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6367498U JPS6367498U (pm) | 1988-05-06 |
| JPH0136796Y2 true JPH0136796Y2 (pm) | 1989-11-08 |
Family
ID=31085194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16011686U Expired JPH0136796Y2 (pm) | 1986-10-21 | 1986-10-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0136796Y2 (pm) |
-
1986
- 1986-10-21 JP JP16011686U patent/JPH0136796Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6367498U (pm) | 1988-05-06 |