JPH0457912B2 - - Google Patents
Info
- Publication number
- JPH0457912B2 JPH0457912B2 JP24489287A JP24489287A JPH0457912B2 JP H0457912 B2 JPH0457912 B2 JP H0457912B2 JP 24489287 A JP24489287 A JP 24489287A JP 24489287 A JP24489287 A JP 24489287A JP H0457912 B2 JPH0457912 B2 JP H0457912B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- valve body
- chevron
- seat ring
- seat
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 239000013013 elastic material Substances 0.000 claims description 4
- 230000001771 impaired effect Effects 0.000 claims description 2
- 238000009751 slip forming Methods 0.000 claims 1
- 230000009471 action Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000004636 vulcanized rubber Substances 0.000 description 1
Landscapes
- Lift Valve (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24489287A JPS6487978A (en) | 1987-09-29 | 1987-09-29 | Seat ring for butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24489287A JPS6487978A (en) | 1987-09-29 | 1987-09-29 | Seat ring for butterfly valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6487978A JPS6487978A (en) | 1989-04-03 |
| JPH0457912B2 true JPH0457912B2 (enrdf_load_stackoverflow) | 1992-09-16 |
Family
ID=17125532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24489287A Granted JPS6487978A (en) | 1987-09-29 | 1987-09-29 | Seat ring for butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6487978A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09303611A (ja) * | 1996-05-20 | 1997-11-28 | Tomoe Gijutsu Kenkyusho:Kk | 回転弁の弁開度表示装置 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0744195U (ja) * | 1991-04-12 | 1995-11-07 | 啓治 吉田 | 飲口保護シール |
| JP2003014139A (ja) * | 2001-07-04 | 2003-01-15 | Okm:Kk | バタフライ弁 |
-
1987
- 1987-09-29 JP JP24489287A patent/JPS6487978A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09303611A (ja) * | 1996-05-20 | 1997-11-28 | Tomoe Gijutsu Kenkyusho:Kk | 回転弁の弁開度表示装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6487978A (en) | 1989-04-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |