JPS566961A - Closing seal for high efficiency butterfly valve - Google Patents
Closing seal for high efficiency butterfly valveInfo
- Publication number
- JPS566961A JPS566961A JP7830380A JP7830380A JPS566961A JP S566961 A JPS566961 A JP S566961A JP 7830380 A JP7830380 A JP 7830380A JP 7830380 A JP7830380 A JP 7830380A JP S566961 A JPS566961 A JP S566961A
- Authority
- JP
- Japan
- Prior art keywords
- high efficiency
- butterfly valve
- closing seal
- seal
- closing
- 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.)
- Pending
Links
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
- F16K1/2263—Shaping or arrangements of the sealing the sealing being arranged on the valve seat
- F16K1/2266—Shaping or arrangements of the sealing the sealing being arranged on the valve seat and being forced into sealing contact with the valve member by a spring or a spring-like member
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Sealing Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4757879A | 1979-06-11 | 1979-06-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS566961A true JPS566961A (en) | 1981-01-24 |
Family
ID=21949784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7830380A Pending JPS566961A (en) | 1979-06-11 | 1980-06-10 | Closing seal for high efficiency butterfly valve |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS566961A (ja) |
BE (1) | BE883777A (ja) |
CA (1) | CA1129390A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58187660A (ja) * | 1982-04-19 | 1983-11-01 | アムステツド・インダストリ−ス・インコ−ポレ−テツド | 高性能蝶形弁閉鎖シ−ル装置 |
CN104653792A (zh) * | 2013-11-25 | 2015-05-27 | 山西浩宇阀门科技有限公司 | 一种高温高压密封蝶阀 |
-
1980
- 1980-06-06 CA CA353,656A patent/CA1129390A/en not_active Expired
- 1980-06-10 JP JP7830380A patent/JPS566961A/ja active Pending
- 1980-06-11 BE BE0/201006A patent/BE883777A/fr not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58187660A (ja) * | 1982-04-19 | 1983-11-01 | アムステツド・インダストリ−ス・インコ−ポレ−テツド | 高性能蝶形弁閉鎖シ−ル装置 |
CN104653792A (zh) * | 2013-11-25 | 2015-05-27 | 山西浩宇阀门科技有限公司 | 一种高温高压密封蝶阀 |
Also Published As
Publication number | Publication date |
---|---|
CA1129390A (en) | 1982-08-10 |
BE883777A (fr) | 1980-10-01 |
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