FR2341798A1 - Dispositif pour la reduction de la cavitation au niveau d'une vanne papillon - Google Patents

Dispositif pour la reduction de la cavitation au niveau d'une vanne papillon

Info

Publication number: FR2341798A1
Authority: FR; France
Prior art keywords: cavitation; reducing; level; butterfly valve; butterfly
Prior art date: 1976-02-23
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.): Granted

Application number

FR7604932A

Other languages

English (en)

Other versions

FR2341798B1 (fr

Inventor

Jacques Genevey

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.)

Cegelec SA

Original Assignee

Cegelec 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.)

1976-02-23

Filing date

1976-02-23

Publication date

1977-09-16

1976-02-23 Application filed by Cegelec SA filed Critical Cegelec SA

1976-02-23 Priority to FR7604932A priority Critical patent/FR2341798A1/fr

1977-02-01 Priority to NL7701049A priority patent/NL7701049A/xx

1977-02-09 Priority to GB540077A priority patent/GB1546037A/en

1977-02-11 Priority to IT2023077A priority patent/IT1076581B/it

1977-02-16 Priority to DE19772706531 priority patent/DE2706531A1/de

1977-02-22 Priority to DK77077A priority patent/DK77077A/da

1977-02-23 Priority to ES456180A priority patent/ES456180A1/es

1977-09-16 Publication of FR2341798A1 publication Critical patent/FR2341798A1/fr

1978-08-18 Application granted granted Critical

1978-08-18 Publication of FR2341798B1 publication Critical patent/FR2341798B1/fr

Status Granted legal-status Critical Current

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
- 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
- F16K25/00—Details relating to contact between valve members and seats
- F16K25/04—Arrangements for preventing erosion, not otherwise provided for
- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0272—Construction of housing; Use of materials therefor of lift valves valves provided with a lining

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Details Of Valves (AREA)
Lift Valve (AREA)

FR7604932A 1976-02-23 1976-02-23 Dispositif pour la reduction de la cavitation au niveau d'une vanne papillon Granted FR2341798A1 (fr)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
FR7604932A FR2341798A1 (fr)	1976-02-23	1976-02-23	Dispositif pour la reduction de la cavitation au niveau d'une vanne papillon
NL7701049A NL7701049A (nl)	1976-02-23	1977-02-01	Vlinderklep.
GB540077A GB1546037A (en)	1976-02-23	1977-02-09	Butterfly valve including a cavitation reduction device
IT2023077A IT1076581B (it)	1976-02-23	1977-02-11	Dispositivo per la riduzione della cavitazione a livello di una valvola a farfalla
DE19772706531 DE2706531A1 (de)	1976-02-23	1977-02-16	Drehschieberventil
DK77077A DK77077A (da)	1976-02-23	1977-02-22	Anordning til reduktion af kavitation ved spjeldventiler
ES456180A ES456180A1 (es)	1976-02-23	1977-02-23	Perfeccionamientos en dispositivos para la reduccion de la cavitacion a la altura de una valvula de mariposa.

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7604932A FR2341798A1 (fr)	1976-02-23	1976-02-23	Dispositif pour la reduction de la cavitation au niveau d'une vanne papillon

Publications (2)

Publication Number	Publication Date
FR2341798A1 true FR2341798A1 (fr)	1977-09-16
FR2341798B1 FR2341798B1 (fr)	1978-08-18

Family

ID=9169462

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7604932A Granted FR2341798A1 (fr)	1976-02-23	1976-02-23	Dispositif pour la reduction de la cavitation au niveau d'une vanne papillon

Country Status (7)

Country	Link
DE (1)	DE2706531A1 (fr)
DK (1)	DK77077A (fr)
ES (1)	ES456180A1 (fr)
FR (1)	FR2341798A1 (fr)
GB (1)	GB1546037A (fr)
IT (1)	IT1076581B (fr)
NL (1)	NL7701049A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3244103A1 (de) *	1982-11-29	1984-05-30	Vdo Adolf Schindling Ag, 6000 Frankfurt	Drosselklappenstutzen
JPS631868A (ja) *	1986-06-19	1988-01-06	Mitsubishi Electric Corp	流量制御弁

1976
- 1976-02-23 FR FR7604932A patent/FR2341798A1/fr active Granted
1977
- 1977-02-01 NL NL7701049A patent/NL7701049A/xx not_active Application Discontinuation
- 1977-02-09 GB GB540077A patent/GB1546037A/en not_active Expired
- 1977-02-11 IT IT2023077A patent/IT1076581B/it active
- 1977-02-16 DE DE19772706531 patent/DE2706531A1/de not_active Withdrawn
- 1977-02-22 DK DK77077A patent/DK77077A/da not_active Application Discontinuation
- 1977-02-23 ES ES456180A patent/ES456180A1/es not_active Expired

Also Published As

Publication number	Publication date
ES456180A1 (es)	1978-02-16
DE2706531A1 (de)	1977-08-25
DK77077A (da)	1977-08-24
NL7701049A (nl)	1977-08-25
IT1076581B (it)	1985-04-27
FR2341798B1 (fr)	1978-08-18
GB1546037A (en)	1979-05-16

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Legal Events

Date	Code	Title	Description
1985-12-20	ST	Notification of lapse