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JPS53143499A - Device for releasing lock of door releasable by water pressure from fire hose at time of occurrence of fire - Google Patents

Device for releasing lock of door releasable by water pressure from fire hose at time of occurrence of fire

Info

Publication number
JPS53143499A
JPS53143499A JP5722677A JP5722677A JPS53143499A JP S53143499 A JPS53143499 A JP S53143499A JP 5722677 A JP5722677 A JP 5722677A JP 5722677 A JP5722677 A JP 5722677A JP S53143499 A JPS53143499 A JP S53143499A
Authority
JP
Japan
Prior art keywords
fire
occurrence
time
water pressure
releasing lock
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.)
Pending
Application number
JP5722677A
Other languages
Japanese (ja)
Inventor
Kosaburou Sumi
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.)
SUMI TOSHIMASA
Original Assignee
SUMI TOSHIMASA
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 SUMI TOSHIMASA filed Critical SUMI TOSHIMASA
Priority to JP5722677A priority Critical patent/JPS53143499A/en
Publication of JPS53143499A publication Critical patent/JPS53143499A/en
Pending legal-status Critical Current

Links

JP5722677A 1977-05-17 1977-05-17 Device for releasing lock of door releasable by water pressure from fire hose at time of occurrence of fire Pending JPS53143499A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5722677A JPS53143499A (en) 1977-05-17 1977-05-17 Device for releasing lock of door releasable by water pressure from fire hose at time of occurrence of fire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5722677A JPS53143499A (en) 1977-05-17 1977-05-17 Device for releasing lock of door releasable by water pressure from fire hose at time of occurrence of fire

Publications (1)

Publication Number Publication Date
JPS53143499A true JPS53143499A (en) 1978-12-13

Family

ID=13049605

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5722677A Pending JPS53143499A (en) 1977-05-17 1977-05-17 Device for releasing lock of door releasable by water pressure from fire hose at time of occurrence of fire

Country Status (1)

Country Link
JP (1) JPS53143499A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5252798A (en) * 1975-10-25 1977-04-27 Sumi Toshimasa Device for unlocking door under water pressure of fire extinguishing h ose at the time of fire

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5252798A (en) * 1975-10-25 1977-04-27 Sumi Toshimasa Device for unlocking door under water pressure of fire extinguishing h ose at the time of fire

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