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 (enExample)
CA (1) CA1162129A (enExample)
DE (1) DE3041124C2 (enExample)
NL (1) NL191953C (enExample)

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

Similar Documents

Publication Publication Date Title
US2568026A (en) Relief and control valve
US4603710A (en) Non-return valve
US5145147A (en) Normally closed-type fluid control valve
EP0753693B1 (en) Compound action type non-water hammering check valve device
US2866477A (en) Combined throttle and stop valve
US4130130A (en) Valve with variable secondary orifice
US3854494A (en) Safety valve
CA1162129A (en) Safety valve
US5741002A (en) Control valve
US20240036592A1 (en) Pressure reducing valve with an integral venturi
EP0558193B1 (en) Pressure relief valve with auxiliary loading device
JPH02296080A (ja) 圧力媒体に操作される弁
US3620501A (en) Nonchattering pressure relief valve
CA1075128A (en) Low pressure pilot valve
US4974630A (en) Gas pressure regulator having side-drafted throttling means
IE49258B1 (en) A device for regulating the vacuum in a vacuum pipe system,and milking installations containing such device
CA1294513C (en) Piston structure of pressure reducing valve
JPH06235478A (ja) パイロット式電磁弁
US4540016A (en) Flow-control system with pressure-responsive valve
US4770204A (en) Spring-loaded safety valve for gases and vapor
EP0266007B1 (en) Piston restraining construction of pressure reducing valve
US20220290770A1 (en) Combination valve
JP2505111B2 (ja) 複合型量水器
CN111594663A (zh) 一种电子截止阀
JPH0972443A (ja) バネ式安全弁

Legal Events

Date Code Title Description
MKEX Expiry