CA1018039A - Safety valve - Google Patents

Safety valve

Info

Publication number
CA1018039A
CA1018039A CA217,806A CA217806A CA1018039A CA 1018039 A CA1018039 A CA 1018039A CA 217806 A CA217806 A CA 217806A CA 1018039 A CA1018039 A CA 1018039A
Authority
CA
Canada
Prior art keywords
safety valve
safety
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.)
Expired
Application number
CA217,806A
Other languages
English (en)
Other versions
CA217806S (en
Inventor
John R. Zahorsky
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
Application granted granted Critical
Publication of CA1018039A publication Critical patent/CA1018039A/en
Expired 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
    • F16K17/08—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 special arrangements for providing a large discharge passage
    • F16K17/082—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 special arrangements for providing a large discharge passage with piston
    • 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
    • F16K17/0433—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 vibration preventing means
    • 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
    • Y10T137/7738—Pop valves
    • Y10T137/7741—Pop pressure reactor in branched released path
    • 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
    • Y10T137/7738—Pop valves
    • Y10T137/7744—Adjustable choke
    • Y10T137/7745—Annular lip or baffle
    • Y10T137/7747—Screw threaded

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
CA217,806A 1974-02-04 1975-01-13 Safety valve Expired CA1018039A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00439437A US3854494A (en) 1974-02-04 1974-02-04 Safety valve

Publications (1)

Publication Number Publication Date
CA1018039A true CA1018039A (en) 1977-09-27

Family

ID=23744688

Family Applications (1)

Application Number Title Priority Date Filing Date
CA217,806A Expired CA1018039A (en) 1974-02-04 1975-01-13 Safety valve

Country Status (7)

Country Link
US (1) US3854494A (pt)
JP (1) JPS554989B2 (pt)
BR (1) BR7500701A (pt)
CA (1) CA1018039A (pt)
FR (1) FR2260046B1 (pt)
GB (1) GB1483127A (pt)
MY (1) MY7800386A (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2524958B1 (fr) * 1982-04-07 1986-02-07 Sarasin & Cie Ets Soupape de surete
US4858642A (en) * 1988-01-25 1989-08-22 Dresser Industries, Inc. Impact resistant pressure relief valve
US4979540A (en) * 1988-12-29 1990-12-25 Teledyne Industries, Inc. Cartridge-type direct loaded safety and pressure-relief valve having flow path for preventing supersonic flow and minimizing valve hysteresis
US5433249A (en) * 1993-08-17 1995-07-18 Kubota Corporation Hydraulic pilot valve
US5341838A (en) * 1993-08-23 1994-08-30 Powell Walter W Direct spring pressure operated valve
DE19647661A1 (de) * 1996-11-19 1998-05-28 Olaf Frommann Ventilgehäusegeometrie bzw. -aufbau für Sicherheitsventile
US9267428B2 (en) 2012-02-27 2016-02-23 Deec, Inc. Oxygen-rich plasma generators for boosting internal combustion engines
AU2017229114B2 (en) 2016-03-07 2023-01-12 HyTech Power, Inc. A method of generating and distributing a second fuel for an internal combustion engine
DE102016107474A1 (de) * 2016-04-22 2017-10-26 Kendrion (Villingen) Gmbh Ventil zum Verschließen und Öffnen eines Leitungssystems
DE102016111937A1 (de) 2016-06-29 2018-01-04 Kendrion (Villingen) Gmbh Ventil zum Verschließen und Öffnen eines Leitungssystems
CN106286917B (zh) * 2016-09-21 2019-03-19 江苏龙力神精工科技有限公司 安全阀
US20190234348A1 (en) 2018-01-29 2019-08-01 Hytech Power, Llc Ultra Low HHO Injection
US10823293B2 (en) * 2018-07-23 2020-11-03 Emerson Vulcan Holding Llc Valve disc assemblies for fluid valves having soft seats
CN113273891B (zh) * 2021-04-25 2022-03-22 淮北博桓新能源科技有限公司 一种高压锅的泄压装置
US11614176B1 (en) * 2022-08-29 2023-03-28 Prince Mohammad Bin Fahd University Relief valve device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1925323A (en) * 1930-08-07 1933-09-05 Cons Ashcroft Hancock Co Pop safety valve
GB418319A (en) * 1933-05-25 1934-10-23 Crosby Steam Gage And Valve Co Improvements in and relating to safety valves
US2880751A (en) * 1956-12-13 1959-04-07 Crosby Valve & Gage Relief valves
US3401718A (en) * 1965-06-22 1968-09-17 Dresser Ind Safety valve having parallel flow bleed outlets
US3702142A (en) * 1970-07-27 1972-11-07 Dresser Ind Safety valve having back pressure compensator

Also Published As

Publication number Publication date
GB1483127A (en) 1977-08-17
MY7800386A (en) 1978-12-31
US3854494A (en) 1974-12-17
JPS554989B2 (pt) 1980-02-02
BR7500701A (pt) 1975-11-11
JPS50109520A (pt) 1975-08-28
AU7722975A (en) 1976-07-15
FR2260046A1 (pt) 1975-08-29
FR2260046B1 (pt) 1977-05-20

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