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AU2000267390A1 - Unpowered shut-off valve using spool - Google Patents

Unpowered shut-off valve using spool

Info

Publication number
AU2000267390A1
AU2000267390A1 AU2000267390A AU6739000A AU2000267390A1 AU 2000267390 A1 AU2000267390 A1 AU 2000267390A1 AU 2000267390 A AU2000267390 A AU 2000267390A AU 6739000 A AU6739000 A AU 6739000A AU 2000267390 A1 AU2000267390 A1 AU 2000267390A1
Authority
AU
Australia
Prior art keywords
unpowered
spool
shut
valve
unpowered shut
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.)
Abandoned
Application number
AU2000267390A
Inventor
In Jae Im
Yong Jae Im
Sang Ig Kim
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.)
CHUNG JUNG ENGINEERING Co Ltd
Original Assignee
CHUNG JUNG ENGINEERING CO Ltd
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 CHUNG JUNG ENGINEERING CO Ltd filed Critical CHUNG JUNG ENGINEERING CO Ltd
Publication of AU2000267390A1 publication Critical patent/AU2000267390A1/en
Abandoned 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
    • F16K17/36—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
    • F16K17/20—Excess-flow valves
    • F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
    • F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
    • F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
AU2000267390A 2000-08-30 2000-08-30 Unpowered shut-off valve using spool Abandoned AU2000267390A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2000/000977 WO2002025149A1 (en) 2000-08-30 2000-08-30 Unpowered shut-off valve using spool

Publications (1)

Publication Number Publication Date
AU2000267390A1 true AU2000267390A1 (en) 2002-04-02

Family

ID=19198263

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2000267390A Abandoned AU2000267390A1 (en) 2000-08-30 2000-08-30 Unpowered shut-off valve using spool

Country Status (2)

Country Link
AU (1) AU2000267390A1 (en)
WO (1) WO2002025149A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103091028A (en) * 2012-12-31 2013-05-08 苏州维赛克阀门检测技术有限公司 Safety valve on-line monitoring system
CN103076134A (en) * 2012-12-31 2013-05-01 苏州维赛克阀门检测技术有限公司 On-line detection system for safety valve
CN103256415B (en) * 2013-05-17 2015-04-01 李仲伦 Gas ball valve capable of shutting down automatically under overpressure or overcurrent condition
CN105889543B (en) * 2016-06-22 2018-04-10 无锡惠山泵业有限公司 A kind of excellent plug valve of sealing effectiveness
CN106764455B (en) * 2017-03-03 2019-03-08 厦门精图信息技术有限公司 A kind of earthquake emergency disposal system for burning line

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61105427A (en) * 1984-10-29 1986-05-23 Masuda Taizo Earthquake sensing device
US4799505A (en) * 1988-05-20 1989-01-24 Homer Nowell Earthquake triggered gas valve
JPH06241336A (en) * 1993-02-16 1994-08-30 Atsushi Iwama Gas-blast circuit breaker
US5307699A (en) * 1993-05-03 1994-05-03 Paul D. Engdahl Seismic initiator for earthquake shutoff valves and the like

Also Published As

Publication number Publication date
WO2002025149A1 (en) 2002-03-28

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