FR2921708B1 - Robinet a obturateur papillon a portee asymetrique spherique. - Google Patents

Robinet a obturateur papillon a portee asymetrique spherique.

Info

Publication number
FR2921708B1
FR2921708B1 FR0757979A FR0757979A FR2921708B1 FR 2921708 B1 FR2921708 B1 FR 2921708B1 FR 0757979 A FR0757979 A FR 0757979A FR 0757979 A FR0757979 A FR 0757979A FR 2921708 B1 FR2921708 B1 FR 2921708B1
Authority
FR
France
Prior art keywords
butterfly valve
valve tap
asymmetric range
spherical asymmetric
spherical
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.)
Active
Application number
FR0757979A
Other languages
English (en)
Other versions
FR2921708A1 (fr
Inventor
Dominique Moison
Adrien Moison
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.)
Fabrication Ind SA D
Original Assignee
Fabrication Ind SA D
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 Fabrication Ind SA D filed Critical Fabrication Ind SA D
Priority to FR0757979A priority Critical patent/FR2921708B1/fr
Publication of FR2921708A1 publication Critical patent/FR2921708A1/fr
Application granted granted Critical
Publication of FR2921708B1 publication Critical patent/FR2921708B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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)
FR0757979A 2007-10-01 2007-10-01 Robinet a obturateur papillon a portee asymetrique spherique. Active FR2921708B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0757979A FR2921708B1 (fr) 2007-10-01 2007-10-01 Robinet a obturateur papillon a portee asymetrique spherique.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0757979A FR2921708B1 (fr) 2007-10-01 2007-10-01 Robinet a obturateur papillon a portee asymetrique spherique.

Publications (2)

Publication Number Publication Date
FR2921708A1 FR2921708A1 (fr) 2009-04-03
FR2921708B1 true FR2921708B1 (fr) 2011-12-30

Family

ID=39469253

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0757979A Active FR2921708B1 (fr) 2007-10-01 2007-10-01 Robinet a obturateur papillon a portee asymetrique spherique.

Country Status (1)

Country Link
FR (1) FR2921708B1 (fr)

Family Cites Families (8)

* 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
IT1100934B (it) * 1977-11-08 1985-09-28 Winn Valves Valvola rotante
JPS55100472A (en) * 1979-01-26 1980-07-31 Tokyo Kousou Kk Sealing apparatus of valve
JPS55103163A (en) * 1979-01-30 1980-08-07 Tokyo Kousou Kk Metal seal of valve
JPS55103164A (en) * 1979-01-31 1980-08-07 Tokyo Kousou Kk Safe fire seal of valve
US4394003A (en) * 1981-11-16 1983-07-19 The Walworth Company Cryogenic butterfly valve with bi-directional sealing capability
US4410163A (en) * 1982-02-01 1983-10-18 Keystone International, Inc. Valve seat
US4582080A (en) * 1983-04-15 1986-04-15 Lear Siegler, Inc. Bidirectional cryogenic valves

Also Published As

Publication number Publication date
FR2921708A1 (fr) 2009-04-03

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FR2921708B1 (fr) Robinet a obturateur papillon a portee asymetrique spherique.

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