BR7601404A - Comporta de isolamento de dupla seguranca - Google Patents

Comporta de isolamento de dupla seguranca

Info

Publication number
BR7601404A
BR7601404A BR7601404A BR7601404A BR7601404A BR 7601404 A BR7601404 A BR 7601404A BR 7601404 A BR7601404 A BR 7601404A BR 7601404 A BR7601404 A BR 7601404A BR 7601404 A BR7601404 A BR 7601404A
Authority
BR
Brazil
Prior art keywords
double security
insulation behavior
security insulation
behavior
double
Prior art date
Application number
BR7601404A
Other languages
English (en)
Inventor
M Bonafous
Original Assignee
Amri
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 Amri filed Critical Amri
Publication of BR7601404A publication Critical patent/BR7601404A/pt

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
    • F16K1/2265—Shaping or arrangements of the sealing the sealing being arranged on the valve seat with a channel- or U-shaped seal covering a central body portion
    • 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
    • F16K1/222—Shaping of the valve member
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/5762—With leakage or drip collecting
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87917—Flow path with serial valves and/or closures
    • Y10T137/87981—Common actuator
BR7601404A 1975-03-11 1976-03-09 Comporta de isolamento de dupla seguranca BR7601404A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7507569A FR2304010A1 (fr) 1975-03-11 1975-03-11 Vanne d'isolement a double securite

Publications (1)

Publication Number Publication Date
BR7601404A true BR7601404A (pt) 1976-09-14

Family

ID=9152411

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7601404A BR7601404A (pt) 1975-03-11 1976-03-09 Comporta de isolamento de dupla seguranca

Country Status (12)

Country Link
US (1) US4108199A (pt)
JP (1) JPS5947183B2 (pt)
BE (1) BE839050A (pt)
BR (1) BR7601404A (pt)
DE (1) DE2610458A1 (pt)
ES (1) ES445963A1 (pt)
FR (1) FR2304010A1 (pt)
GB (1) GB1512482A (pt)
IT (1) IT1069230B (pt)
NL (1) NL177771C (pt)
SE (1) SE417633B (pt)
SU (1) SU683644A3 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI54188C (fi) * 1977-08-24 1978-10-10 Koltek Oy Gruppventil foer tvao separata vaetskematningslinjer
US4206903A (en) * 1978-08-11 1980-06-10 Domer Scaramucci Butterfly valve with cam actuable seat
CH642434A5 (de) * 1978-08-30 1984-04-13 Dungs Karl Gmbh & Co Ventil.
DE2901207C2 (de) * 1979-01-13 1984-02-02 Kieselmann Gmbh, 7134 Knittlingen Absperrorgan
DE3042895A1 (de) * 1979-12-01 1982-05-19 Leonhard Schleicher Südmo-Armaturenfabrik GmbH, 7081 Riesbürg Absperrklappe mit leckagesicherung in rohleitungssystemen
DE2948534A1 (de) * 1979-12-01 1981-07-16 Leonhard Schleicher Südmo-Armaturenfabrik GmbH, 7081 Riesbürg Absperrklappe mit leckagesicherung in rohrleitungssystemen
DE3300217A1 (de) * 1982-01-07 1983-08-11 A P V International Ltd., Crawley, Sussex Stroemungssteuerungsventil
FR2634268B1 (fr) * 1988-07-15 1990-11-16 Socla Vanne, organe de commande pour fluide et appareil de protection contre les retours de fluide la comportant
US4846212A (en) * 1988-09-19 1989-07-11 Keystone International, Inc. Bleed valve assembly for double block and bleed system
GB9310025D0 (en) * 1993-05-15 1993-06-30 Btr Plc Butterfly valve
JP3356511B2 (ja) * 1993-12-01 2002-12-16 株式会社オーケーエム バタフライバルブ
US5445248A (en) * 1994-03-07 1995-08-29 Jenara Enterprises Ltd. Exhaust brake
GB2307539B (en) * 1996-02-16 1997-10-08 Solent & Pratt Butterfly valves
US6726176B2 (en) * 2002-01-02 2004-04-27 Fisher Controls International, Inc. Stepped butterfly valve

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7022577U (de) * 1971-09-02 Rosista Gmbh Absperrklappe
US660995A (en) * 1899-12-30 1900-10-30 Charles Lorimer Double-seated valve.
GB901607A (en) * 1957-11-07 1962-07-18 James Gordon & Co Ltd Improvements in butterfly valves
US3026083A (en) * 1959-12-31 1962-03-20 Atomic Energy Authority Uk Butterfly valves
US3306573A (en) * 1964-03-20 1967-02-28 Crane Co Reinforced seat for butterfly valve
US3346005A (en) * 1964-10-29 1967-10-10 Conoflow Corp Lined butterfly valves
JPS4214571Y1 (pt) * 1964-11-20 1967-08-21
US3376015A (en) * 1964-11-25 1968-04-02 Keystone Valve Corp High pressure disc valve
JPS4411447Y1 (pt) * 1966-10-15 1969-05-13
US3532321A (en) * 1968-06-05 1970-10-06 Allis Chalmers Mfg Co Twin seal butterfly valve
DE2229978A1 (de) * 1972-06-20 1974-01-10 Ahlborn E Ag Drehklappenventil
DE2312755A1 (de) * 1973-03-14 1974-10-03 Jansen Gmbh Th Absperrklappe

Also Published As

Publication number Publication date
DE2610458C2 (pt) 1987-02-12
IT1069230B (it) 1985-03-25
ES445963A1 (es) 1977-09-16
NL177771C (nl) 1985-11-18
FR2304010A1 (fr) 1976-10-08
JPS5947183B2 (ja) 1984-11-17
JPS51142121A (en) 1976-12-07
DE2610458A1 (de) 1976-09-23
SU683644A3 (ru) 1979-08-30
BE839050A (fr) 1976-06-16
FR2304010B1 (pt) 1977-11-18
NL177771B (nl) 1985-06-17
NL7602581A (nl) 1976-09-14
SE7602775L (sv) 1976-09-13
US4108199A (en) 1978-08-22
GB1512482A (en) 1978-06-01
SE417633B (sv) 1981-03-30

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