CA1240970A - Valve sealing mechanism - Google Patents

Valve sealing mechanism

Info

Publication number
CA1240970A
CA1240970A CA000458724A CA458724A CA1240970A CA 1240970 A CA1240970 A CA 1240970A CA 000458724 A CA000458724 A CA 000458724A CA 458724 A CA458724 A CA 458724A CA 1240970 A CA1240970 A CA 1240970A
Authority
CA
Canada
Prior art keywords
seal ring
groove
sealing
sealing mechanism
seating 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.)
Expired
Application number
CA000458724A
Other languages
English (en)
French (fr)
Inventor
John M. Cory
Harry C. Champlin
Bahman Sahba
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fisher Controls International LLC
Original Assignee
Posi Seal International Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Posi Seal International Inc filed Critical Posi Seal International Inc
Application granted granted Critical
Publication of CA1240970A publication Critical patent/CA1240970A/en
Expired legal-status Critical Current

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
    • 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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
    • F16K5/0663—Packings
    • F16K5/0673—Composite packings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
  • Gasket Seals (AREA)
  • Discharge Heating (AREA)
  • Processing Of Solid Wastes (AREA)
  • Push-Button Switches (AREA)
  • Sealing Devices (AREA)
CA000458724A 1983-07-13 1984-07-12 Valve sealing mechanism Expired CA1240970A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US51335383A 1983-07-13 1983-07-13
US61174184A 1984-05-18 1984-05-18
US611,741 1984-05-18
US513,353 1990-04-20

Publications (1)

Publication Number Publication Date
CA1240970A true CA1240970A (en) 1988-08-23

Family

ID=27057833

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000458724A Expired CA1240970A (en) 1983-07-13 1984-07-12 Valve sealing mechanism

Country Status (6)

Country Link
EP (1) EP0134503B1 (US20020128544A1-20020912-P00008.png)
JP (1) JPH0446151Y2 (US20020128544A1-20020912-P00008.png)
CN (1) CN1004021B (US20020128544A1-20020912-P00008.png)
AT (1) ATE63623T1 (US20020128544A1-20020912-P00008.png)
CA (1) CA1240970A (US20020128544A1-20020912-P00008.png)
DE (1) DE3484580D1 (US20020128544A1-20020912-P00008.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011101453A1 (de) 2011-05-12 2012-11-15 Ekkehard Schneider Kugelhahnventil
CN102322299B (zh) * 2011-08-25 2014-03-26 上海电气电站设备有限公司 汽缸中分面密封结构及密封方法
WO2022002370A1 (de) * 2020-06-30 2022-01-06 Adams Gmbh Klappenventil
CN116513368B (zh) * 2023-07-05 2023-08-29 常州耐普德新能源科技有限公司 一种舱室微压的密封装置及工作方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1043065A (en) * 1910-06-14 1912-11-05 Arthur W Cash Valve.
US3575431A (en) * 1968-08-19 1971-04-20 Grove Valve & Regulator Co Seal assembly
US3642248A (en) * 1969-05-07 1972-02-15 Allen & Co Fof Proprietary Fun Sealing mechanism
US4113268A (en) * 1977-03-15 1978-09-12 Posi-Seal International, Inc. Extended temperature range valve seal
US4241895A (en) * 1978-04-26 1980-12-30 Fmc Corporation Annular resilient metal valve seat
JPS55103163A (en) * 1979-01-30 1980-08-07 Tokyo Kousou Kk Metal seal of valve
FR2497905A2 (fr) * 1981-01-13 1982-07-16 Amri Double joint torique flexible

Also Published As

Publication number Publication date
JPH02135771U (US20020128544A1-20020912-P00008.png) 1990-11-13
EP0134503A1 (en) 1985-03-20
ATE63623T1 (de) 1991-06-15
DE3484580D1 (de) 1991-06-20
CN1004021B (zh) 1989-04-26
JPH0446151Y2 (US20020128544A1-20020912-P00008.png) 1992-10-29
EP0134503B1 (en) 1991-05-15
CN85103937A (zh) 1986-12-03

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Legal Events

Date Code Title Description
MKEX Expiry