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FR2573170B1 - DOUBLE SEALED BUTTERFLY VALVE - Google Patents

DOUBLE SEALED BUTTERFLY VALVE

Info

Publication number
FR2573170B1
FR2573170B1 FR8417079A FR8417079A FR2573170B1 FR 2573170 B1 FR2573170 B1 FR 2573170B1 FR 8417079 A FR8417079 A FR 8417079A FR 8417079 A FR8417079 A FR 8417079A FR 2573170 B1 FR2573170 B1 FR 2573170B1
Authority
FR
France
Prior art keywords
butterfly valve
double sealed
sealed butterfly
double
valve
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
FR8417079A
Other languages
French (fr)
Other versions
FR2573170A1 (en
Inventor
Rene Garberoglio
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.)
Neyrpic SA
Original Assignee
Neyrpic SA
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 Neyrpic SA filed Critical Neyrpic SA
Priority to FR8417079A priority Critical patent/FR2573170B1/en
Priority to IN873/CAL/85A priority patent/IN161911B/en
Publication of FR2573170A1 publication Critical patent/FR2573170A1/en
Application granted granted Critical
Publication of FR2573170B1 publication Critical patent/FR2573170B1/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
    • F16K1/228—Movable sealing bodies
    • 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
    • F16K43/00—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
FR8417079A 1984-11-09 1984-11-09 DOUBLE SEALED BUTTERFLY VALVE Expired FR2573170B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8417079A FR2573170B1 (en) 1984-11-09 1984-11-09 DOUBLE SEALED BUTTERFLY VALVE
IN873/CAL/85A IN161911B (en) 1984-11-09 1985-12-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8417079A FR2573170B1 (en) 1984-11-09 1984-11-09 DOUBLE SEALED BUTTERFLY VALVE

Publications (2)

Publication Number Publication Date
FR2573170A1 FR2573170A1 (en) 1986-05-16
FR2573170B1 true FR2573170B1 (en) 1987-05-15

Family

ID=9309419

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8417079A Expired FR2573170B1 (en) 1984-11-09 1984-11-09 DOUBLE SEALED BUTTERFLY VALVE

Country Status (2)

Country Link
FR (1) FR2573170B1 (en)
IN (1) IN161911B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3004232A1 (en) * 2013-04-05 2014-10-10 Alstom Renewable Technologies INTEGRATED VALVE IN A FLUID DISTRIBUTION NETWORK, NETWORK AND ENERGY CONVERSION INSTALLATION COMPRISING SUCH A FAUCET
CN104653792A (en) * 2013-11-25 2015-05-27 山西浩宇阀门科技有限公司 High-temperature and high-pressure seal butterfly valve
CN104295754A (en) * 2014-09-09 2015-01-21 江苏远望仪器有限公司 Butterfly valve with hydraulic seal structure
CN111173987B (en) * 2020-02-04 2021-07-23 泉瓦特斯阀门有限公司 Pre-decompression butterfly valve

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2302463A1 (en) * 1975-02-26 1976-09-24 Delecourt Roger Ball valve with axial adjustment of valve seat - has screw acting on spring pressing against piston and L-shaped lever
DE2733991C2 (en) * 1977-02-16 1983-10-27 Hans-Eberhard Dipl.-Ing. 6482 Bad Orb Schmidt Butterfly valve with great sealing force
CH637455A5 (en) * 1980-08-27 1983-07-29 Vevey Atel Const Mec Butterfly valve

Also Published As

Publication number Publication date
IN161911B (en) 1988-02-27
FR2573170A1 (en) 1986-05-16

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Legal Events

Date Code Title Description
CA Change of address
CD Change of name or company name
ST Notification of lapse