JPS552816A - Gas-intercepting device against earthquake - Google Patents

Gas-intercepting device against earthquake

Info

Publication number
JPS552816A
JPS552816A JP7409678A JP7409678A JPS552816A JP S552816 A JPS552816 A JP S552816A JP 7409678 A JP7409678 A JP 7409678A JP 7409678 A JP7409678 A JP 7409678A JP S552816 A JPS552816 A JP S552816A
Authority
JP
Japan
Prior art keywords
gas
earthquake
ball
key
returning operation
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
JP7409678A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6132538B2 (enrdf_load_html_response
Inventor
Yoshio Saigo
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.)
Yazaki Corp
Original Assignee
Yazaki 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 Yazaki Corp filed Critical Yazaki Corp
Priority to JP7409678A priority Critical patent/JPS552816A/ja
Publication of JPS552816A publication Critical patent/JPS552816A/ja
Publication of JPS6132538B2 publication Critical patent/JPS6132538B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Safety Valves (AREA)
JP7409678A 1978-06-21 1978-06-21 Gas-intercepting device against earthquake Granted JPS552816A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7409678A JPS552816A (en) 1978-06-21 1978-06-21 Gas-intercepting device against earthquake

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7409678A JPS552816A (en) 1978-06-21 1978-06-21 Gas-intercepting device against earthquake

Publications (2)

Publication Number Publication Date
JPS552816A true JPS552816A (en) 1980-01-10
JPS6132538B2 JPS6132538B2 (enrdf_load_html_response) 1986-07-28

Family

ID=13537304

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7409678A Granted JPS552816A (en) 1978-06-21 1978-06-21 Gas-intercepting device against earthquake

Country Status (1)

Country Link
JP (1) JPS552816A (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5115829A (en) * 1991-06-28 1992-05-26 Ralph R. Swenson Seismically triggered valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5115829A (en) * 1991-06-28 1992-05-26 Ralph R. Swenson Seismically triggered valve

Also Published As

Publication number Publication date
JPS6132538B2 (enrdf_load_html_response) 1986-07-28

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