JPS57171172A - Safety valve device - Google Patents

Safety valve device

Info

Publication number
JPS57171172A
JPS57171172A JP5451281A JP5451281A JPS57171172A JP S57171172 A JPS57171172 A JP S57171172A JP 5451281 A JP5451281 A JP 5451281A JP 5451281 A JP5451281 A JP 5451281A JP S57171172 A JPS57171172 A JP S57171172A
Authority
JP
Japan
Prior art keywords
key
valve
shut
safety
removal
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.)
Granted
Application number
JP5451281A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0237510B2 (enrdf_load_stackoverflow
Inventor
Mitsuhide Fujita
Namio Imoto
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.)
Osaka Gas Co Ltd
Original Assignee
Osaka Gas 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 Osaka Gas Co Ltd filed Critical Osaka Gas Co Ltd
Priority to JP5451281A priority Critical patent/JPS57171172A/ja
Publication of JPS57171172A publication Critical patent/JPS57171172A/ja
Publication of JPH0237510B2 publication Critical patent/JPH0237510B2/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
    • F16K35/06—Means to prevent accidental or unauthorised actuation using a removable actuating or locking member, e.g. a key

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)
JP5451281A 1981-04-10 1981-04-10 Safety valve device Granted JPS57171172A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5451281A JPS57171172A (en) 1981-04-10 1981-04-10 Safety valve device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5451281A JPS57171172A (en) 1981-04-10 1981-04-10 Safety valve device

Publications (2)

Publication Number Publication Date
JPS57171172A true JPS57171172A (en) 1982-10-21
JPH0237510B2 JPH0237510B2 (enrdf_load_stackoverflow) 1990-08-24

Family

ID=12972690

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5451281A Granted JPS57171172A (en) 1981-04-10 1981-04-10 Safety valve device

Country Status (1)

Country Link
JP (1) JPS57171172A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2423807A (en) * 2005-03-02 2006-09-06 Martin Mcguigan Water tap assembly

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5486826A (en) * 1977-12-23 1979-07-10 Tohoku Metal Ind Ltd Emergency gas shuttoff valve with gas leakage preventer
JPS54114126U (enrdf_load_stackoverflow) * 1978-01-24 1979-08-10

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5486826A (en) * 1977-12-23 1979-07-10 Tohoku Metal Ind Ltd Emergency gas shuttoff valve with gas leakage preventer
JPS54114126U (enrdf_load_stackoverflow) * 1978-01-24 1979-08-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2423807A (en) * 2005-03-02 2006-09-06 Martin Mcguigan Water tap assembly

Also Published As

Publication number Publication date
JPH0237510B2 (enrdf_load_stackoverflow) 1990-08-24

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