CA1162129A - Safety valve - Google Patents

Safety valve

Info

Publication number
CA1162129A
CA1162129A CA000359097A CA359097A CA1162129A CA 1162129 A CA1162129 A CA 1162129A CA 000359097 A CA000359097 A CA 000359097A CA 359097 A CA359097 A CA 359097A CA 1162129 A CA1162129 A CA 1162129A
Authority
CA
Canada
Prior art keywords
valve
disc
seat surface
guide
socket
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
CA000359097A
Other languages
English (en)
French (fr)
Inventor
Masami Okano
Kunio Saeki
Nobuyoshi Hamada
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.)
Okano Valve Mfg Co Ltd
Original Assignee
Okano Valve Mfg 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 Okano Valve Mfg Co Ltd filed Critical Okano Valve Mfg Co Ltd
Application granted granted Critical
Publication of CA1162129A publication Critical patent/CA1162129A/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
    • F16K17/087—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 bellows

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
CA000359097A 1980-05-06 1980-08-27 Safety valve Expired CA1162129A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP58675/1980 1980-05-06
JP5867580A JPS56156568A (en) 1980-05-06 1980-05-06 Safety valve

Publications (1)

Publication Number Publication Date
CA1162129A true CA1162129A (en) 1984-02-14

Family

ID=13091146

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000359097A Expired CA1162129A (en) 1980-05-06 1980-08-27 Safety valve

Country Status (4)

Country Link
JP (1) JPS56156568A (ja)
CA (1) CA1162129A (ja)
DE (1) DE3041124C2 (ja)
NL (1) NL191953C (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3556565B2 (ja) * 2000-04-14 2004-08-18 川重冷熱工業株式会社 高精度安全弁
CN103511693B (zh) * 2013-09-29 2015-08-26 北京航天动力研究所 一种阀杆密封型封闭背压调节式蒸汽安全阀

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3702142A (en) * 1970-07-27 1972-11-07 Dresser Ind Safety valve having back pressure compensator

Also Published As

Publication number Publication date
NL191953B (nl) 1996-07-01
JPS634065B2 (ja) 1988-01-27
DE3041124A1 (de) 1981-11-19
JPS56156568A (en) 1981-12-03
NL191953C (nl) 1996-11-04
DE3041124C2 (de) 1988-01-21
NL8004936A (nl) 1981-12-01

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Legal Events

Date Code Title Description
MKEX Expiry