EP3563088A4 - Torch with integral flashback arrestor and thermal shut-off device - Google Patents

Torch with integral flashback arrestor and thermal shut-off device Download PDF

Info

Publication number
EP3563088A4
EP3563088A4 EP16925294.7A EP16925294A EP3563088A4 EP 3563088 A4 EP3563088 A4 EP 3563088A4 EP 16925294 A EP16925294 A EP 16925294A EP 3563088 A4 EP3563088 A4 EP 3563088A4
Authority
EP
European Patent Office
Prior art keywords
torch
flashback arrestor
thermal shut
integral
integral flashback
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.)
Withdrawn
Application number
EP16925294.7A
Other languages
German (de)
French (fr)
Other versions
EP3563088A1 (en
Inventor
Nhyanh Duyet Nguyen
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.)
Victor Equipment Co
Original Assignee
Victor Equipment 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 Victor Equipment Co filed Critical Victor Equipment Co
Publication of EP3563088A1 publication Critical patent/EP3563088A1/en
Publication of EP3563088A4 publication Critical patent/EP3563088A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46—Details, e.g. noise reduction means
    • F23D14/72—Safety devices, e.g. operative in case of failure of gas supply
    • F23D14/82—Preventing flashback or blowback
    • F23D14/825—Preventing flashback or blowback using valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46—Details, e.g. noise reduction means
    • F23D14/72—Safety devices, e.g. operative in case of failure of gas supply
    • F23D14/82—Preventing flashback or blowback
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C4/00—Flame traps allowing passage of gas but not of flame or explosion wave
    • A62C4/02—Flame traps allowing passage of gas but not of flame or explosion wave in gas-pipes
    • 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
    • F16K17/164—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side and remaining closed after return of the normal pressure
    • 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
    • F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
    • 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
    • F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
    • F16K17/38—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature
    • F16K17/383—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature the valve comprising fusible, softening or meltable elements, e.g. used as link, blocking element, seal, closure plug
    • 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
    • F16K31/002—Actuating devices; Operating means; Releasing devices actuated by temperature variation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/38—Torches, e.g. for brazing or heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46—Details, e.g. noise reduction means
    • F23D14/465—Details, e.g. noise reduction means for torches
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N3/00—Regulating air supply or draught
    • F23N3/04—Regulating air supply or draught by operation of single valves or dampers by temperature sensitive elements
    • F23N3/047—Regulating air supply or draught by operation of single valves or dampers by temperature sensitive elements using mechanical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
    • F23N5/04—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using bimetallic elements
    • F23N5/047—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using bimetallic elements using mechanical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/24—Preventing development of abnormal or undesired conditions, i.e. safety arrangements
    • F23N5/247—Preventing development of abnormal or undesired conditions, i.e. safety arrangements using mechanical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/38—Torches, e.g. for brazing or heating
    • F23D14/42—Torches, e.g. for brazing or heating for cutting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
    • F23D2900/14—Special features of gas burners
    • F23D2900/14381—Single operating member opening and closing fuel and oxidant supply valves in torches
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2231/00—Fail safe
    • F23N2231/16—Fail safe using melting materials or shape memory alloys
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2231/00—Fail safe
    • F23N2231/28—Fail safe preventing flash-back or blow-back
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2241/00—Applications
    • F23N2241/11—Torches

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Gas Burners (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Arc Welding In General (AREA)
EP16925294.7A 2016-12-30 2016-12-30 Torch with integral flashback arrestor and thermal shut-off device Withdrawn EP3563088A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2016/069392 WO2018125187A1 (en) 2016-12-30 2016-12-30 Torch with integral flashback arrestor and thermal shut-off device

Publications (2)

Publication Number Publication Date
EP3563088A1 EP3563088A1 (en) 2019-11-06
EP3563088A4 true EP3563088A4 (en) 2020-08-05

Family

ID=62709888

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16925294.7A Withdrawn EP3563088A4 (en) 2016-12-30 2016-12-30 Torch with integral flashback arrestor and thermal shut-off device

Country Status (8)

Country Link
US (1) US20190323709A1 (en)
EP (1) EP3563088A4 (en)
CN (1) CN110114615A (en)
AU (1) AU2016433829A1 (en)
BR (1) BR112019011368A2 (en)
CA (1) CA3046194A1 (en)
MX (1) MX2019007499A (en)
WO (1) WO2018125187A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110173693A (en) * 2019-04-29 2019-08-27 宁波马斯特焊割具制造有限公司 A kind of cutting torch
EP4130573A1 (en) * 2021-08-06 2023-02-08 BDR Thermea Group B.V. Exhaust non-return and suppressor valve

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1729880A1 (en) * 1968-03-09 1971-07-08 Draegerwerk Ag Gas shut-off valve in non-return valves, especially in oxy-fuel systems
DE2510972A1 (en) * 1975-03-13 1976-09-30 Hartmann & Braun Ag FLAME-RESTORING DEVICE TO BE CONNECTED IN A GAS LINE
US4192344A (en) * 1977-11-05 1980-03-11 Terumasa Masuya Automatic emergency stop apparatus against counter flow and counter fire of gas bodies
GB2272504A (en) * 1992-11-11 1994-05-18 Trevor Thomas Jenkins Flashback arrestor
US20050045226A1 (en) * 2003-09-02 2005-03-03 Masayuki Abe Dry safety device for an inflammable gas

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH543044A (en) * 1970-09-30 1973-10-15 Roth Alfred Safety device on welding or cutting torches against overheating in the event of flashbacks
GB1496719A (en) * 1975-04-18 1977-12-30 Emerson Electric Co Flashback arrestor
GB2056654A (en) * 1979-08-16 1981-03-18 Spirig Ernst Gas flame torch apparatus
GB2181530B (en) * 1985-09-10 1989-08-16 Butcher Brothers Limited Flashback arrestor
US5407348A (en) * 1993-02-10 1995-04-18 Victor Equipment Company Torch with integral flashback arrestors and check valves
CN1074333C (en) * 1994-09-20 2001-11-07 亚历山大宾兹尔无限有限两合公司 Arc welding torch or arc cutting torch
CN201306731Y (en) * 2008-09-19 2009-09-09 内蒙古第一机械制造（集团）有限公司 Dry-type oxyhydrogen flashback preventer
CN202639582U (en) * 2012-05-21 2013-01-02 蒋海翔 Pressure relief valve assembly of portable gas braze welding gun
US20140030666A1 (en) * 2012-07-30 2014-01-30 Victor Equipment Company Flashback arrestor
CN103090390A (en) * 2012-12-27 2013-05-08 宁波市江北兴达焊割减压仪表厂 Tempering-prevention cutting torch

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1729880A1 (en) * 1968-03-09 1971-07-08 Draegerwerk Ag Gas shut-off valve in non-return valves, especially in oxy-fuel systems
DE2510972A1 (en) * 1975-03-13 1976-09-30 Hartmann & Braun Ag FLAME-RESTORING DEVICE TO BE CONNECTED IN A GAS LINE
US4192344A (en) * 1977-11-05 1980-03-11 Terumasa Masuya Automatic emergency stop apparatus against counter flow and counter fire of gas bodies
GB2272504A (en) * 1992-11-11 1994-05-18 Trevor Thomas Jenkins Flashback arrestor
US20050045226A1 (en) * 2003-09-02 2005-03-03 Masayuki Abe Dry safety device for an inflammable gas

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018125187A1 *

Also Published As

Publication number Publication date
MX2019007499A (en) 2019-09-10
US20190323709A1 (en) 2019-10-24
AU2016433829A1 (en) 2019-08-22
CN110114615A (en) 2019-08-09
CA3046194A1 (en) 2018-07-05
BR112019011368A2 (en) 2019-10-15
WO2018125187A1 (en) 2018-07-05
EP3563088A1 (en) 2019-11-06

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