JPS6457463U - - Google Patents
Info
- Publication number
- JPS6457463U JPS6457463U JP15339887U JP15339887U JPS6457463U JP S6457463 U JPS6457463 U JP S6457463U JP 15339887 U JP15339887 U JP 15339887U JP 15339887 U JP15339887 U JP 15339887U JP S6457463 U JPS6457463 U JP S6457463U
- Authority
- JP
- Japan
- Prior art keywords
- teflon layer
- seat ring
- valve
- ring
- elastic ring
- 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.)
- Granted
Links
- 239000004809 Teflon Substances 0.000 claims description 5
- 229920006362 Teflon® Polymers 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims 1
- 238000009423 ventilation Methods 0.000 claims 1
- 238000007796 conventional method Methods 0.000 description 1
Landscapes
- Lift Valve (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15339887U JPH0348457Y2 (zh) | 1987-10-07 | 1987-10-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15339887U JPH0348457Y2 (zh) | 1987-10-07 | 1987-10-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6457463U true JPS6457463U (zh) | 1989-04-10 |
| JPH0348457Y2 JPH0348457Y2 (zh) | 1991-10-16 |
Family
ID=31429201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15339887U Expired JPH0348457Y2 (zh) | 1987-10-07 | 1987-10-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0348457Y2 (zh) |
-
1987
- 1987-10-07 JP JP15339887U patent/JPH0348457Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0348457Y2 (zh) | 1991-10-16 |