FR2280009A1 - Dispositif de fermeture de soupape assistee - Google Patents

Dispositif de fermeture de soupape assistee

Info

Publication number
FR2280009A1
FR2280009A1 FR7522827A FR7522827A FR2280009A1 FR 2280009 A1 FR2280009 A1 FR 2280009A1 FR 7522827 A FR7522827 A FR 7522827A FR 7522827 A FR7522827 A FR 7522827A FR 2280009 A1 FR2280009 A1 FR 2280009A1
Authority
FR
France
Prior art keywords
closure device
valve closure
assisted valve
assisted
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.)
Granted
Application number
FR7522827A
Other languages
English (en)
Other versions
FR2280009B1 (fr
Inventor
Norman F Prescott
Herbert Cook
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.)
Atwood and Morrill Co Inc
Original Assignee
Atwood and Morrill Co Inc
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 Atwood and Morrill Co Inc filed Critical Atwood and Morrill Co Inc
Publication of FR2280009A1 publication Critical patent/FR2280009A1/fr
Application granted granted Critical
Publication of FR2280009B1 publication Critical patent/FR2280009B1/fr
Granted 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
    • F16K39/00—Devices for relieving the pressure on the sealing faces
    • F16K39/02—Devices for relieving the pressure on the sealing faces for lift valves
    • F16K39/024—Devices for relieving the pressure on the sealing faces for lift valves using an auxiliary valve on the main valve
    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
    • F16K31/1225—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston with a plurality of pistons
FR7522827A 1974-07-22 1975-07-22 Dispositif de fermeture de soupape assistee Granted FR2280009A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49061674A 1974-07-22 1974-07-22

Publications (2)

Publication Number Publication Date
FR2280009A1 true FR2280009A1 (fr) 1976-02-20
FR2280009B1 FR2280009B1 (fr) 1983-02-04

Family

ID=23948801

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7522827A Granted FR2280009A1 (fr) 1974-07-22 1975-07-22 Dispositif de fermeture de soupape assistee

Country Status (8)

Country Link
JP (1) JPS5131924A (fr)
CA (1) CA1025836A (fr)
CH (1) CH591035A5 (fr)
DE (1) DE2532651A1 (fr)
ES (1) ES439653A1 (fr)
FR (1) FR2280009A1 (fr)
GB (1) GB1513779A (fr)
IT (1) IT1044009B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2420069A1 (fr) * 1978-03-18 1979-10-12 Hafele Carl Soupape de commutation commandee par un fluide
CN101398099B (zh) * 2008-11-17 2010-12-08 浙江大农实业有限公司 压差式卸压阀
CN104676027A (zh) * 2015-01-29 2015-06-03 成都绿迪科技有限公司 一种液压平板阀

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107387786B (zh) * 2017-03-02 2023-04-28 成都凯远流体控制工程有限公司 兼具良好密封性的多功能压力/流量控制阀及其操作方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1168720B (de) * 1961-09-20 1964-04-23 Ver Armaturen Gmbh Schlauchabsperrventil
US3182971A (en) * 1963-10-21 1965-05-11 St Regis Paper Co Homogenizing valve control
DE1550065B1 (de) * 1966-05-10 1970-10-15 Acf Ind Inc Einrichtung zur Steuerung der Be- und Entladung von entfernt von der Kueste an einer Boje od.dgl. anlegenden Tankschiffen
LU56736A1 (fr) * 1968-08-19 1968-11-21
DE2011713A1 (de) * 1970-03-12 1971-09-30 Bosch Gmbh Robert Verstelleinrichtung fuer einen hydraulikkolben mit pulslaengenmodulierten steuersignalen
JPS498970A (fr) * 1972-05-26 1974-01-26

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2420069A1 (fr) * 1978-03-18 1979-10-12 Hafele Carl Soupape de commutation commandee par un fluide
CN101398099B (zh) * 2008-11-17 2010-12-08 浙江大农实业有限公司 压差式卸压阀
CN104676027A (zh) * 2015-01-29 2015-06-03 成都绿迪科技有限公司 一种液压平板阀

Also Published As

Publication number Publication date
CA1025836A (fr) 1978-02-07
FR2280009B1 (fr) 1983-02-04
IT1044009B (it) 1980-02-29
CH591035A5 (fr) 1977-08-31
JPS5131924A (ja) 1976-03-18
DE2532651A1 (de) 1976-02-05
GB1513779A (en) 1978-06-07
ES439653A1 (es) 1977-03-01
DE2532651C2 (fr) 1987-09-10
JPS5429728B2 (fr) 1979-09-26

Similar Documents

Publication Publication Date Title
FR2311972A1 (fr) Dispositif de fermeture pour tuyauteries
NL7508363A (nl) Afsluitinrichting.
BE857907A (fr) Fermeture de securite
DK575076A (da) Lukkeindretning til beholdere
ZA75556B (en) Flame-arresting or smoke-clearing valve device operating by closure and opening respectively
FR2300951A1 (fr) Dispositif de fermeture de clapet de recipient
DK426875A (da) Lukkeindretning til sprojtestobemaskine
NO783438L (no) Anordning for poselukning.
NL156207B (nl) Langwerpige sluitinrichting.
FR2324251A1 (fr) Dispositif de scellement pour fermeture a glissiere
OA05181A (fr) Dispositif de fermeture.
BE826300A (fr) Dispositif de fermeture pour bouteilles avec element de garantie
BE766603A (fr) Dispositif de fermeture d'un passage
BE818584A (fr) Dispositif pour la fermeture
FR2306321A1 (fr) Dispositif de fermeture reglable
SE419037B (sv) Ventilanordning for tanklock
FR2328419A1 (fr) Fermeture a
IT1031625B (it) Dispositivo per chiudere recipienti
FR2280009A1 (fr) Dispositif de fermeture de soupape assistee
BE832903A (fr) Dispositif onduleur avec valves commandees
CH535872A (fr) Dispositif de fermeture de regard de chaussée
BE754104A (fr) Dispositif de fermeture pour matières textiles et analogues
BE822081A (fr) Dispositif de fermeture a piece de monnaie
FR2116869A5 (fr) Dispositif de fermeture
BE833746A (fr) Dispositif de fermeture hermetique amovible