IT1023346B - SEALING ARRANGEMENT SUITABLE IN PARTICULAR FOR O-VALVES. - Google Patents

SEALING ARRANGEMENT SUITABLE IN PARTICULAR FOR O-VALVES.

Info

Publication number
IT1023346B
IT1023346B IT5416674A IT5416674A IT1023346B IT 1023346 B IT1023346 B IT 1023346B IT 5416674 A IT5416674 A IT 5416674A IT 5416674 A IT5416674 A IT 5416674A IT 1023346 B IT1023346 B IT 1023346B
Authority
IT
Italy
Prior art keywords
valves
sealing arrangement
arrangement suitable
sealing
arrangement
Prior art date
Application number
IT5416674A
Other languages
Italian (it)
Original Assignee
Valve Syst Int 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 Valve Syst Int Inc filed Critical Valve Syst Int Inc
Application granted granted Critical
Publication of IT1023346B publication Critical patent/IT1023346B/en

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
    • 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
    • F16K5/0668—Single packings
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • 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
    • 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
    • F16K1/228—Movable sealing bodies
    • F16K1/2285—Movable sealing bodies the movement being caused by the flowing medium
    • 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)
IT5416674A 1973-12-05 1974-11-21 SEALING ARRANGEMENT SUITABLE IN PARTICULAR FOR O-VALVES. IT1023346B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42177773A 1973-12-05 1973-12-05

Publications (1)

Publication Number Publication Date
IT1023346B true IT1023346B (en) 1978-05-10

Family

ID=23672004

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5416674A IT1023346B (en) 1973-12-05 1974-11-21 SEALING ARRANGEMENT SUITABLE IN PARTICULAR FOR O-VALVES.

Country Status (6)

Country Link
JP (1) JPS5086715A (en)
CA (1) CA1017314A (en)
DE (1) DE2454452A1 (en)
FR (1) FR2253959B1 (en)
GB (1) GB1477328A (en)
IT (1) IT1023346B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4005848A (en) * 1975-02-11 1977-02-01 Fisher Controls Company, Inc. Bidirectional pressure-assisted valve seal
JPS5236326A (en) * 1975-09-17 1977-03-19 Kurimoto Ltd Sealing mechanism of butterfly valve
AU509723B2 (en) * 1975-10-02 1980-05-22 Fisher Controls Company Inc. Butterfly valve seal
DE2626666C2 (en) * 1976-06-15 1986-05-22 Josef 6200 Wiesbaden Nemetz Butterfly valve
JPS5357331U (en) * 1976-10-19 1978-05-16
DE2648519C2 (en) * 1976-10-27 1986-04-17 Josef 6200 Wiesbaden Nemetz Butterfly valve
DE2724790A1 (en) * 1977-05-27 1978-11-30 Realmeca Removable valve seat assembly - has annular member held in position by collar in housing
JPS5412128U (en) * 1977-06-29 1979-01-26
JPS5435441U (en) * 1977-08-16 1979-03-08
JPS54156238U (en) * 1978-04-24 1979-10-30
US4241895A (en) * 1978-04-26 1980-12-30 Fmc Corporation Annular resilient metal valve seat
DE2829066C2 (en) * 1978-07-01 1982-05-06 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Seal for a butterfly valve
JPS5650862U (en) * 1979-09-28 1981-05-06
JPS5659062A (en) * 1979-10-19 1981-05-22 Takakazu Oshima Valve seat structure for butterfly-type check valve
FR2496217A1 (en) * 1980-12-12 1982-06-18 Realisations Meca Ste Meusienn VALVE SEALING DEVICE
US4505290A (en) * 1983-02-03 1985-03-19 Keystone International, Inc. Valve seat assembly and valve
FR2559232B1 (en) * 1984-02-03 1986-08-22 Marine Ind Petrole SPHERICAL BUTTERFLY VALVE
US4750708A (en) * 1986-04-23 1988-06-14 Whitey Co. High strength ball valve seat assembly
JP3017816B2 (en) * 1991-02-20 2000-03-13 清原 まさ子 Fluid controller
FR2882585B1 (en) * 2005-02-25 2008-10-10 Ksb Sas Soc Par Actions Simpli LIP SEAT TAP
GB2555495B (en) * 2016-12-22 2021-05-26 Zennex Special Products Ltd Sealing system for a butterfly element

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3563510A (en) * 1969-08-06 1971-02-16 Hills Mccanna Co Valve sealed by calking ring anchored in support groove
JPS5115613B2 (en) * 1972-02-10 1976-05-18

Also Published As

Publication number Publication date
GB1477328A (en) 1977-06-22
FR2253959A1 (en) 1975-07-04
JPS5086715A (en) 1975-07-12
DE2454452A1 (en) 1975-07-03
FR2253959B1 (en) 1981-08-21
CA1017314A (en) 1977-09-13

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