FR2027138A1 - - Google Patents

Info

Publication number
FR2027138A1
FR2027138A1 FR6944912A FR6944912A FR2027138A1 FR 2027138 A1 FR2027138 A1 FR 2027138A1 FR 6944912 A FR6944912 A FR 6944912A FR 6944912 A FR6944912 A FR 6944912A FR 2027138 A1 FR2027138 A1 FR 2027138A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6944912A
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.)
Crosby Valve and Gage Co
Original Assignee
Crosby Valve and Gage Co
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 Crosby Valve and Gage Co filed Critical Crosby Valve and Gage Co
Publication of FR2027138A1 publication Critical patent/FR2027138A1/fr
Withdrawn legal-status Critical Current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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve
    • 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
    • Y10T137/7287—Liquid level responsive or maintaining systems
    • Y10T137/7358—By float controlled valve
    • Y10T137/7439—Float arm operated valve
    • Y10T137/7494—Flexible valve
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7762—Fluid pressure type
    • Y10T137/7764—Choked or throttled pressure type
    • Y10T137/7766—Choked passage through main valve head

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
FR6944912A 1968-12-26 1969-12-24 Withdrawn FR2027138A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78701268A 1968-12-26 1968-12-26

Publications (1)

Publication Number Publication Date
FR2027138A1 true FR2027138A1 (fr) 1970-09-25

Family

ID=25140182

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6944912A Withdrawn FR2027138A1 (fr) 1968-12-26 1969-12-24

Country Status (4)

Country Link
US (1) US3595263A (fr)
JP (1) JPS505409B1 (fr)
FR (1) FR2027138A1 (fr)
GB (1) GB1266737A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2953106A1 (de) * 1978-09-18 1981-01-29 Vapor Corp Pilot operated relief valve
WO1980000625A1 (fr) * 1978-09-18 1980-04-03 Vapor Corp Soupape de surete commandee par un dispositif
US4316598A (en) * 1980-07-25 1982-02-23 Vapor Corporation Balanced relief valve with novel seal
DE3035102A1 (de) * 1980-09-17 1982-05-06 Vapor Corp., 60648 Chicago, Ill. Zweistufiges servoventil fuer die betaetigung eines druckausgeglichenen hauptventils
US4402341A (en) * 1981-02-13 1983-09-06 Vapor Corporation Pilot operated relief valve
US5685329A (en) * 1995-10-05 1997-11-11 Taylor; Julian S. Dual inline rupture pin release and reseating spring loaded relief valve
DE60321879D1 (de) * 2002-11-12 2008-08-14 Cavagna Group Spa Federbelastetes Druckentlastungsventil
US8011382B2 (en) * 2008-10-06 2011-09-06 Honeywell International Inc. Bi-modal bleed valve assembly for gas turbine engine
EP2901050B1 (fr) * 2012-09-27 2018-03-14 Emerson Process Management Regulator Technologies, Inc. Dispositif de sécurité à fermeture rapide pourvu d'un support de bouchon guidé
CN103899806B (zh) * 2012-09-27 2019-02-12 艾默生过程管理调节技术公司 带有导向阀盘的紧急切断安全装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US643239A (en) * 1899-07-10 1900-02-13 Frank Schreidt Safety-valve.
GB628867A (en) * 1947-04-14 1949-09-06 Mactaggart Scott & Company Ltd A new or improved apparatus by which fluid supplied under pressure is controlled to impart a series of impulses
BE630417A (fr) * 1961-11-17 1900-01-01
US3177889A (en) * 1961-12-04 1965-04-13 Schulz Tool & Mfg Co Float-operated surge relief shutoff valve
US3412756A (en) * 1965-08-06 1968-11-26 Int Harvester Co Poppet valve having oppositely directed spherical seating surfaces
US3439702A (en) * 1966-06-13 1969-04-22 Dresser Ind Pilot operated safety relief valve

Also Published As

Publication number Publication date
US3595263A (en) 1971-07-27
JPS505409B1 (fr) 1975-03-04
GB1266737A (fr) 1972-03-15

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Legal Events

Date Code Title Description
ST Notification of lapse