JPS51111199A - Method of unlocking by use of gas pressure - Google Patents

Method of unlocking by use of gas pressure

Info

Publication number
JPS51111199A
JPS51111199A JP3590275A JP3590275A JPS51111199A JP S51111199 A JPS51111199 A JP S51111199A JP 3590275 A JP3590275 A JP 3590275A JP 3590275 A JP3590275 A JP 3590275A JP S51111199 A JPS51111199 A JP S51111199A
Authority
JP
Japan
Prior art keywords
unlocking
gas pressure
renders
unlock
impossible
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
JP3590275A
Other languages
Japanese (ja)
Inventor
Mikio Kususe
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP3590275A priority Critical patent/JPS51111199A/en
Publication of JPS51111199A publication Critical patent/JPS51111199A/en
Pending legal-status Critical Current

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  • Lock And Its Accessories (AREA)

Abstract

PURPOSE: Method of locking which renders it difficult to unlock unless an authentic key is used and which renders it impossible to unlock with use of wire etc.
COPYRIGHT: (C)1976,JPO&Japio
JP3590275A 1975-03-25 1975-03-25 Method of unlocking by use of gas pressure Pending JPS51111199A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3590275A JPS51111199A (en) 1975-03-25 1975-03-25 Method of unlocking by use of gas pressure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3590275A JPS51111199A (en) 1975-03-25 1975-03-25 Method of unlocking by use of gas pressure

Publications (1)

Publication Number Publication Date
JPS51111199A true JPS51111199A (en) 1976-10-01

Family

ID=12454947

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3590275A Pending JPS51111199A (en) 1975-03-25 1975-03-25 Method of unlocking by use of gas pressure

Country Status (1)

Country Link
JP (1) JPS51111199A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007070929A (en) * 2005-09-08 2007-03-22 Miwa Lock Co Ltd Hydro-pneumatic door lock driven by non-compressed fluid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007070929A (en) * 2005-09-08 2007-03-22 Miwa Lock Co Ltd Hydro-pneumatic door lock driven by non-compressed fluid

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