IT1047693B - Perfezionamento nelle valvole a memprana per alte pressioni - Google Patents

Perfezionamento nelle valvole a memprana per alte pressioni

Info

Publication number
IT1047693B
IT1047693B IT51649/75A IT5164975A IT1047693B IT 1047693 B IT1047693 B IT 1047693B IT 51649/75 A IT51649/75 A IT 51649/75A IT 5164975 A IT5164975 A IT 5164975A IT 1047693 B IT1047693 B IT 1047693B
Authority
IT
Italy
Prior art keywords
improvement
high pressures
diaphragm valves
diaphragm
valves
Prior art date
Application number
IT51649/75A
Other languages
English (en)
Original Assignee
Dresser Ind
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 Dresser Ind filed Critical Dresser Ind
Application granted granted Critical
Publication of IT1047693B publication Critical patent/IT1047693B/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
    • 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
    • F16K1/02—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 screw-spindle
    • F16K1/06—Special arrangements for improving the flow, e.g. special shape of passages or casings
    • F16K1/10—Special arrangements for improving the flow, e.g. special shape of passages or casings in which the spindle is inclined to the general direction of flow
    • 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
    • F16K41/00—Spindle sealings
    • F16K41/10—Spindle sealings with diaphragm, e.g. shaped as bellows or tube
    • F16K41/12—Spindle sealings with diaphragm, e.g. shaped as bellows or tube with approximately flat diaphragm

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Valves (AREA)
  • Lift Valve (AREA)
  • Fluid-Driven Valves (AREA)
IT51649/75A 1974-12-23 1975-10-03 Perfezionamento nelle valvole a memprana per alte pressioni IT1047693B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US53586574A 1974-12-23 1974-12-23

Publications (1)

Publication Number Publication Date
IT1047693B true IT1047693B (it) 1980-10-20

Family

ID=24136115

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51649/75A IT1047693B (it) 1974-12-23 1975-10-03 Perfezionamento nelle valvole a memprana per alte pressioni

Country Status (12)

Country Link
JP (1) JPS5179021A (it)
BE (1) BE834751A (it)
BR (1) BR7507951A (it)
CA (1) CA1036570A (it)
CH (1) CH594152A5 (it)
DE (1) DE2558562A1 (it)
FR (1) FR2296137A1 (it)
GB (2) GB1530586A (it)
IT (1) IT1047693B (it)
LU (1) LU73639A1 (it)
NL (1) NL7512137A (it)
ZA (1) ZA756085B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5776380A (en) * 1980-10-30 1982-05-13 Mitsubishi Heavy Ind Ltd Non-leakage valve
US4606374A (en) * 1983-04-05 1986-08-19 Nupro Company Valve
US4671490A (en) * 1986-05-16 1987-06-09 Nupro Co. Diaphragm valve
JP3291152B2 (ja) * 1995-02-15 2002-06-10 株式会社フジキン ダイヤフラム弁
US5739434A (en) * 1996-10-23 1998-04-14 Fisher Controls International, Inc. Formed metal diaphragm with improved cycle life
CN107228202A (zh) * 2017-06-23 2017-10-03 南通国电电站阀门股份有限公司 一种y形超临界直流导向式法焊连接双作用阀门

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5312693A (en) * 1976-07-21 1978-02-04 Matsushita Electric Works Ltd Gas detector material

Also Published As

Publication number Publication date
ZA756085B (en) 1976-09-29
FR2296137B1 (it) 1982-06-11
JPS5179021A (it) 1976-07-09
CH594152A5 (it) 1977-12-30
CA1036570A (en) 1978-08-15
FR2296137A1 (fr) 1976-07-23
LU73639A1 (it) 1976-06-11
DE2558562A1 (de) 1976-06-24
BR7507951A (pt) 1976-08-24
AU8530375A (en) 1977-04-07
NL7512137A (nl) 1976-06-25
GB1530586A (en) 1978-11-01
GB1530587A (en) 1978-11-01
BE834751A (fr) 1976-02-16

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