JPS61119881A - 蝶形弁用のステムおよびデイスクシール - Google Patents
蝶形弁用のステムおよびデイスクシールInfo
- Publication number
- JPS61119881A JPS61119881A JP25295685A JP25295685A JPS61119881A JP S61119881 A JPS61119881 A JP S61119881A JP 25295685 A JP25295685 A JP 25295685A JP 25295685 A JP25295685 A JP 25295685A JP S61119881 A JPS61119881 A JP S61119881A
- Authority
- JP
- Japan
- Prior art keywords
- valve
- liner
- sealing
- closure member
- stem portion
- 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
- 239000012530 fluid Substances 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims description 51
- 239000004033 plastic Substances 0.000 claims description 26
- 229920003023 plastic Polymers 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 17
- 229920001774 Perfluoroether Polymers 0.000 claims description 8
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 8
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 239000002033 PVDF binder Substances 0.000 claims description 6
- 230000004927 fusion Effects 0.000 claims description 6
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 5
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims 1
- 239000002783 friction material Substances 0.000 claims 1
- 229920001903 high density polyethylene Polymers 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 239000000356 contaminant Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229920002313 fluoropolymer Polymers 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000006223 plastic coating Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/226—Shaping or arrangements of the sealing
- F16K1/2268—Sealing means for the axis of rotation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/226—Shaping or arrangements of the sealing
- F16K1/2263—Shaping or arrangements of the sealing the sealing being arranged on the valve seat
- F16K1/2265—Shaping or arrangements of the sealing the sealing being arranged on the valve seat with a channel- or U-shaped seal covering a central body portion
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US67117484A | 1984-11-14 | 1984-11-14 | |
| US671174 | 1984-11-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61119881A true JPS61119881A (ja) | 1986-06-07 |
| JPH0472112B2 JPH0472112B2 (enExample) | 1992-11-17 |
Family
ID=24693421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25295685A Granted JPS61119881A (ja) | 1984-11-14 | 1985-11-13 | 蝶形弁用のステムおよびデイスクシール |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61119881A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016121709A1 (ja) * | 2015-01-27 | 2016-08-04 | 株式会社キッツ | ライニング型バタフライバルブ |
| JP2016211612A (ja) * | 2015-04-30 | 2016-12-15 | 株式会社キッツ | ライニング型バタフライバルブ |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5290815A (en) * | 1976-01-22 | 1977-07-30 | Amri | Butterfly valve * especially for active or inactive liquid |
| JPS5631464A (en) * | 1979-08-20 | 1981-03-30 | Tokico Ltd | Reciprocator |
-
1985
- 1985-11-13 JP JP25295685A patent/JPS61119881A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5290815A (en) * | 1976-01-22 | 1977-07-30 | Amri | Butterfly valve * especially for active or inactive liquid |
| JPS5631464A (en) * | 1979-08-20 | 1981-03-30 | Tokico Ltd | Reciprocator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016121709A1 (ja) * | 2015-01-27 | 2016-08-04 | 株式会社キッツ | ライニング型バタフライバルブ |
| JPWO2016121709A1 (ja) * | 2015-01-27 | 2017-11-09 | 株式会社キッツ | ライニング型バタフライバルブ |
| JP2016211612A (ja) * | 2015-04-30 | 2016-12-15 | 株式会社キッツ | ライニング型バタフライバルブ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0472112B2 (enExample) | 1992-11-17 |
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