JPS6134595B2 - - Google Patents

Info

Publication number
JPS6134595B2
JPS6134595B2 JP3407683A JP3407683A JPS6134595B2 JP S6134595 B2 JPS6134595 B2 JP S6134595B2 JP 3407683 A JP3407683 A JP 3407683A JP 3407683 A JP3407683 A JP 3407683A JP S6134595 B2 JPS6134595 B2 JP S6134595B2
Authority
JP
Japan
Prior art keywords
open
shutoff
shutoff valves
flow path
valves
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
JP3407683A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59159479A (ja
Inventor
Kazuo Kanayama
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.)
JGC Corp
Original Assignee
JGC Corp
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 JGC Corp filed Critical JGC Corp
Priority to JP3407683A priority Critical patent/JPS59159479A/ja
Publication of JPS59159479A publication Critical patent/JPS59159479A/ja
Publication of JPS6134595B2 publication Critical patent/JPS6134595B2/ja
Granted 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
    • F16K35/00—Means to prevent accidental or unauthorised actuation
    • F16K35/14—Means to prevent accidental or unauthorised actuation interlocking two or more valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)
JP3407683A 1983-03-01 1983-03-01 複数閉止弁の同時閉止防止装置 Granted JPS59159479A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3407683A JPS59159479A (ja) 1983-03-01 1983-03-01 複数閉止弁の同時閉止防止装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3407683A JPS59159479A (ja) 1983-03-01 1983-03-01 複数閉止弁の同時閉止防止装置

Publications (2)

Publication Number Publication Date
JPS59159479A JPS59159479A (ja) 1984-09-10
JPS6134595B2 true JPS6134595B2 (sh) 1986-08-08

Family

ID=12404163

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3407683A Granted JPS59159479A (ja) 1983-03-01 1983-03-01 複数閉止弁の同時閉止防止装置

Country Status (1)

Country Link
JP (1) JPS59159479A (sh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61104246U (sh) * 1984-12-14 1986-07-02

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3057933B1 (fr) * 2016-10-20 2018-11-16 Onis Installation de type petrochimique et procede d'obturation etanche d'une canalisation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61104246U (sh) * 1984-12-14 1986-07-02

Also Published As

Publication number Publication date
JPS59159479A (ja) 1984-09-10

Similar Documents

Publication Publication Date Title
US4082673A (en) Filter asembly with integral service shut-off valve
EP3221622B1 (en) Isolatable non-slam piston check valve
US3139109A (en) Valve control system
US3823739A (en) Relay
US20100307613A1 (en) Device for blocking and releasing a fluid flow and associated method
EP0513125B1 (en) An emergency shut-off device
US4316483A (en) Valve having wear-prone parts removable through bonnet area
JPS6134595B2 (sh)
AU749121B2 (en) Sliding plate valve
US4394039A (en) Multiple unions for simultaneously joining a plurality of pneumatic or hydraulic pipes
KR101918451B1 (ko) 최대 회전 개폐각을 갖는 고압 가스통의 가스 밸브 개폐장치
US3653410A (en) Plugs and closures
US5161568A (en) Safety lockout valve and coupling
US3951170A (en) Fluid control valve
JPS596485A (ja) 複数閉止弁の同時閉止防止機構
CA2348970C (en) Dual isolation valve with rectangular flow passageways
DE19818530A1 (de) Behälterverschluß für einen Einfüllstutzen eines Behälters
EP4071386A1 (en) Vessel closure device with fail safe failure detection means
US939108A (en) Lock-valve.
US6016826A (en) Automatic center cavity equalizing valve
JP3325283B2 (ja) 二連型流体開閉器
US5433411A (en) Connector for interconnecting conduits
JPS631879A (ja) バルブアクチユエ−タの駆動系におけるレバ−式ハンドポンプの安全機構
DE19755464C1 (de) Kugelhahn mit doppeltem Strömungsdurchfluß
JPH07151247A (ja) 多孔可変オリフィス弁