DE59405743D1 - Intrusion detector - Google Patents

Intrusion detector

Info

Publication number
DE59405743D1
DE59405743D1 DE59405743T DE59405743T DE59405743D1 DE 59405743 D1 DE59405743 D1 DE 59405743D1 DE 59405743 T DE59405743 T DE 59405743T DE 59405743 T DE59405743 T DE 59405743T DE 59405743 D1 DE59405743 D1 DE 59405743D1
Authority
DE
Germany
Prior art keywords
intrusion detector
intrusion
detector
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.)
Expired - Fee Related
Application number
DE59405743T
Other languages
German (de)
Inventor
Rene Lange
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.)
Cerberus AG
Original Assignee
Cerberus AG
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 Cerberus AG filed Critical Cerberus AG
Application granted granted Critical
Publication of DE59405743D1 publication Critical patent/DE59405743D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/02—Monitoring continuously signalling or alarm systems
    • G08B29/04—Monitoring of the detection circuits
    • G08B29/046—Monitoring of the detection circuits prevention of tampering with detection circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
DE59405743T 1993-03-19 1994-03-09 Intrusion detector Expired - Fee Related DE59405743D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH84793A CH685408A5 (en) 1993-03-19 1993-03-19 Intrusion detectors.

Publications (1)

Publication Number Publication Date
DE59405743D1 true DE59405743D1 (en) 1998-05-28

Family

ID=4196601

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59405743T Expired - Fee Related DE59405743D1 (en) 1993-03-19 1994-03-09 Intrusion detector

Country Status (4)

Country Link
EP (1) EP0616307B1 (en)
AU (1) AU663989B2 (en)
CH (1) CH685408A5 (en)
DE (1) DE59405743D1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2829271B1 (en) * 2001-08-28 2005-12-02 J C Decaux TELESURVEILLANCE SYSTEM FOR LUMINOUS DISPLAY DEVICE

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3643249A (en) * 1970-03-16 1972-02-15 Ralph E Haywood Warning device for indicating locked position of door
FR2567331B1 (en) * 1984-07-09 1987-06-26 Vibrachoc Sa DEVICE FOR VISUALIZING THE PLUG OF ELECTRICAL CONNECTORS ON AN AIRCRAFT TRAY
US4683741A (en) * 1986-07-14 1987-08-04 Fields Roy A Light signal for door knob and lock assembly
US5111007A (en) * 1988-08-01 1992-05-05 The Eastern Company Switch lock with lighted position indicator
FR2681134B1 (en) * 1991-09-05 1994-09-09 Sagem DEVICE FOR DETECTING THE OPENING OF AN APPARATUS.

Also Published As

Publication number Publication date
CH685408A5 (en) 1995-06-30
EP0616307A1 (en) 1994-09-21
EP0616307B1 (en) 1998-04-22
AU5514894A (en) 1994-09-22
AU663989B2 (en) 1995-10-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee