JPS52153399A - Wire type intrusion alert switch - Google Patents

Wire type intrusion alert switch

Info

Publication number
JPS52153399A
JPS52153399A JP7066476A JP7066476A JPS52153399A JP S52153399 A JPS52153399 A JP S52153399A JP 7066476 A JP7066476 A JP 7066476A JP 7066476 A JP7066476 A JP 7066476A JP S52153399 A JPS52153399 A JP S52153399A
Authority
JP
Japan
Prior art keywords
contacts
wire type
intrusion alert
alert switch
type intrusion
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
JP7066476A
Other languages
Japanese (ja)
Inventor
Muneo Yoshioka
Yoshio Naeka
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP7066476A priority Critical patent/JPS52153399A/en
Publication of JPS52153399A publication Critical patent/JPS52153399A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To split insulation cases when an intruder is caught by leand wires, open contacts and operate an alarm unit by providing a permanent magnets and contacts respectively within the two-split insulation cases contacting the contacts through butting of these and further stretching the lead wires connecting to the contacts in guard zones.
COPYRIGHT: (C)1977,JPO&Japio
JP7066476A 1976-06-15 1976-06-15 Wire type intrusion alert switch Pending JPS52153399A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7066476A JPS52153399A (en) 1976-06-15 1976-06-15 Wire type intrusion alert switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7066476A JPS52153399A (en) 1976-06-15 1976-06-15 Wire type intrusion alert switch

Publications (1)

Publication Number Publication Date
JPS52153399A true JPS52153399A (en) 1977-12-20

Family

ID=13438147

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7066476A Pending JPS52153399A (en) 1976-06-15 1976-06-15 Wire type intrusion alert switch

Country Status (1)

Country Link
JP (1) JPS52153399A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0566792U (en) * 1992-02-10 1993-09-03 北菱産業株式会社 An electric cord sensor that detects the passage of foreign bodies

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0566792U (en) * 1992-02-10 1993-09-03 北菱産業株式会社 An electric cord sensor that detects the passage of foreign bodies

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