FR2436924A1 - RING SEAL FOR BUTTERFLY VALVES, ESPECIALLY FOR CRYOGENIC FLUIDS - Google Patents

RING SEAL FOR BUTTERFLY VALVES, ESPECIALLY FOR CRYOGENIC FLUIDS

Info

Publication number
FR2436924A1
FR2436924A1 FR7923339A FR7923339A FR2436924A1 FR 2436924 A1 FR2436924 A1 FR 2436924A1 FR 7923339 A FR7923339 A FR 7923339A FR 7923339 A FR7923339 A FR 7923339A FR 2436924 A1 FR2436924 A1 FR 2436924A1
Authority
FR
France
Prior art keywords
ring seal
butterfly valves
cryogenic fluids
ring
sealing
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
Application number
FR7923339A
Other languages
French (fr)
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.)
WESTAD ARMATURFABRIK AS
Original Assignee
WESTAD ARMATURFABRIK AS
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 WESTAD ARMATURFABRIK AS filed Critical WESTAD ARMATURFABRIK AS
Publication of FR2436924A1 publication Critical patent/FR2436924A1/en
Pending 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

Abstract

JOINT ANNULAIRE A DEUX LEVRES D'ETANCHEITE MAINTENUES CONTRE L'OBTURATEUR EN POSITION FERMEE PAR DEUX RESSORTS JARRETIERES. LA VANNE 2 POSSEDE UN PAPILLON 1 D'AXE 3 AYANT UNE SURFACE D'ETANCHEITE 4. LE JOINT D'ETANCHEITE 5 EST MAINTENU ENTRE LA BAGUE 8 ET L'ANNEAU 18. IL POSSEDE DEUX LEVRES D'ETANCHEITE 19A, 19B QUI S'APPUIENT CONTRE LA SURFACE 4 ET QUI SONT MAINTENUES PAR DEUX RESSORTS JARRETIERES 22A, 22B.ANNULAR SEAL WITH TWO SEALING LEVERS HELD AGAINST THE SHUTTER IN CLOSED POSITION BY TWO GARTER SPRINGS. VALVE 2 HAS A BUTTERFLY 1 OF AXIS 3 HAVING A SEALING SURFACE 4. THE SEAL 5 IS MAINTAINED BETWEEN THE RING 8 AND THE RING 18. IT HAS TWO SEALING LEVERS 19A, 19B WHICH ARE ' BEARING AGAINST SURFACE 4 AND WHICH ARE HELD BY TWO TRIM SPRINGS 22A, 22B.

FR7923339A 1978-09-20 1979-09-19 RING SEAL FOR BUTTERFLY VALVES, ESPECIALLY FOR CRYOGENIC FLUIDS Pending FR2436924A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO783192A NO141348C (en) 1978-09-20 1978-09-20 Sealing ring for turntable valves, SPECIAL FOR USE WITH CRYOGEN FLUIDA

Publications (1)

Publication Number Publication Date
FR2436924A1 true FR2436924A1 (en) 1980-04-18

Family

ID=19884433

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7923339A Pending FR2436924A1 (en) 1978-09-20 1979-09-19 RING SEAL FOR BUTTERFLY VALVES, ESPECIALLY FOR CRYOGENIC FLUIDS

Country Status (6)

Country Link
JP (1) JPS5597561A (en)
AU (1) AU5102479A (en)
DE (1) DE2937456A1 (en)
FR (1) FR2436924A1 (en)
GB (1) GB2031124A (en)
NO (1) NO141348C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2533655A1 (en) * 1982-09-29 1984-03-30 Gachot Jean Sealing device for a butterfly valve.
CN104676030A (en) * 2015-02-11 2015-06-03 宣达实业集团有限公司 High-temperature wear-resistant type bidirectional hard-sealing slurry-blowing shear valve

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX159596A (en) * 1981-05-28 1989-07-11 Edison Int Inc IMPROVEMENTS TO BUTTERFLY TYPE SEAL AND VALVE ASSEMBLY
JPS58124868A (en) * 1982-01-18 1983-07-25 Okumura Seisakusho:Kk Seat structure of valve body
DE3731349A1 (en) * 1987-09-18 1989-03-30 Mokveld Valves Bv VALVE FROM A HOUSING WITH A CYLINDRICAL FLOW PASSAGE
US6224064B1 (en) * 1997-01-21 2001-05-01 Stephen V. St. Germain Cantering spring loaded fixed base butterfly valve seal
KR100478294B1 (en) * 2002-11-26 2005-03-25 주식회사 에이스브이 Seat of bidirectional butterfly valve having inside elastic member
ES2549277B1 (en) * 2014-04-25 2016-08-09 Bac Valves, S.A. Closing seat for a ball valve
CN103939634B (en) * 2014-04-29 2016-02-24 昆山维萨阀门有限公司 Gate valve holder structure
CN104315161B (en) * 2014-10-16 2017-05-17 开封瑞科阀门有限公司 Ultralow temperature polytetrafluoroethylene sealed butterfly valve with replaceable sealing ring and floating valve seat
DE202016104466U1 (en) 2016-08-12 2016-09-19 Samson Ag sealing arrangement
WO2018101161A1 (en) * 2016-11-29 2018-06-07 Nok株式会社 Sealing device
EP3343076A1 (en) * 2016-12-28 2018-07-04 Bac Valves, S.A. Ball valve with a cryogenic seat
CN107956888A (en) * 2017-12-29 2018-04-24 博雷（中国）控制系统有限公司 Butterfly valve
US11028933B2 (en) * 2019-01-22 2021-06-08 Emerson Vulcan Holding Llc Valve seal assembly
CN110953355A (en) * 2019-12-25 2020-04-03 凯喜姆阀门有限公司 Metal sealing high-performance butterfly valve
US20220163128A1 (en) * 2020-11-20 2022-05-26 Bray International, Inc. Butterfly valve seat and valve seat cavity

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2533655A1 (en) * 1982-09-29 1984-03-30 Gachot Jean Sealing device for a butterfly valve.
CN104676030A (en) * 2015-02-11 2015-06-03 宣达实业集团有限公司 High-temperature wear-resistant type bidirectional hard-sealing slurry-blowing shear valve

Also Published As

Publication number Publication date
NO141348B (en) 1979-11-12
NO141348C (en) 1980-02-20
GB2031124A (en) 1980-04-16
JPS5597561A (en) 1980-07-24
AU5102479A (en) 1980-03-27
NO783192L (en) 1979-11-12
DE2937456A1 (en) 1980-04-10

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