IT1044009B - Valvola dotata di un sistema che favorisce la chiusura della stessa - Google Patents

Valvola dotata di un sistema che favorisce la chiusura della stessa

Info

Publication number
IT1044009B
IT1044009B IT2562375A IT2562375A IT1044009B IT 1044009 B IT1044009 B IT 1044009B IT 2562375 A IT2562375 A IT 2562375A IT 2562375 A IT2562375 A IT 2562375A IT 1044009 B IT1044009 B IT 1044009B
Authority
IT
Italy
Prior art keywords
promotes
closure
itself
valve equipped
valve
Prior art date
Application number
IT2562375A
Other languages
English (en)
Italian (it)
Original Assignee
Atwood & 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 & Morrill Co Inc filed Critical Atwood & Morrill Co Inc
Application granted granted Critical
Publication of IT1044009B publication Critical patent/IT1044009B/it

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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Driven Valves (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Fluid-Pressure Circuits (AREA)
IT2562375A 1974-07-22 1975-07-21 Valvola dotata di un sistema che favorisce la chiusura della stessa IT1044009B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT1044009B true IT1044009B (it) 1980-02-29

Family

ID=23948801

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2562375A IT1044009B (it) 1974-07-22 1975-07-21 Valvola dotata di un sistema che favorisce la chiusura della stessa

Country Status (8)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2811879C2 (de) * 1978-03-18 1982-04-15 Carl Heinz Dipl.-Ing. 4050 Mönchengladbach Häfele Eigenmediumgesteuertes Schaltventil
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
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 (ja) * 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 (ja) * 1972-05-26 1974-01-26

Also Published As

Publication number Publication date
JPS5131924A (ja) 1976-03-18
JPS5429728B2 (ja) 1979-09-26
GB1513779A (en) 1978-06-07
ES439653A1 (es) 1977-03-01
CA1025836A (en) 1978-02-07
FR2280009B1 (ja) 1983-02-04
DE2532651A1 (de) 1976-02-05
DE2532651C2 (ja) 1987-09-10
CH591035A5 (ja) 1977-08-31
FR2280009A1 (fr) 1976-02-20

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