FR2451072A1 - Dispositif d'alarme - Google Patents

Dispositif d'alarme

Info

Publication number
FR2451072A1
FR2451072A1 FR8005354A FR8005354A FR2451072A1 FR 2451072 A1 FR2451072 A1 FR 2451072A1 FR 8005354 A FR8005354 A FR 8005354A FR 8005354 A FR8005354 A FR 8005354A FR 2451072 A1 FR2451072 A1 FR 2451072A1
Authority
FR
France
Prior art keywords
alarm
detector
control
optical
actuation
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
FR8005354A
Other languages
English (en)
French (fr)
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.)
Sachs Systemtechnik GmbH
Original Assignee
Sachs Systemtechnik GmbH
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 Sachs Systemtechnik GmbH filed Critical Sachs Systemtechnik GmbH
Publication of FR2451072A1 publication Critical patent/FR2451072A1/fr
Pending 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
    • G08B29/12—Checking intermittently signalling or alarm systems
    • G08B29/14—Checking intermittently signalling or alarm systems checking the detection circuits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Emergency Alarm Devices (AREA)
  • Alarm Systems (AREA)
  • Burglar Alarm Systems (AREA)
FR8005354A 1979-03-08 1980-03-06 Dispositif d'alarme Pending FR2451072A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792909112 DE2909112A1 (de) 1979-03-08 1979-03-08 Alarmanlage

Publications (1)

Publication Number Publication Date
FR2451072A1 true FR2451072A1 (fr) 1980-10-03

Family

ID=6064834

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8005354A Pending FR2451072A1 (fr) 1979-03-08 1980-03-06 Dispositif d'alarme

Country Status (5)

Country Link
JP (1) JPS55124889A (de)
DE (1) DE2909112A1 (de)
FR (1) FR2451072A1 (de)
GB (1) GB2045495B (de)
IT (2) IT8053014V0 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3211251C2 (de) * 1982-03-26 1985-09-26 Steinbock Gmbh, 8052 Moosburg Schaltungsanordnung zur Überwachung des Abnutzungsgrads von Kommutator-Kohlebürsten

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH342129A (fr) * 1954-07-14 1959-10-31 Scully Signal Co Ensemble d'éléments comprenant un dispositif de surveillance de leur fonctionnement
GB1294312A (en) * 1969-03-28 1972-10-25 Goodwin Alfred George Ive Improvements in and relating to intruder alarm systems and apparatus therefor
US3753260A (en) * 1971-10-04 1973-08-14 Westinghouse Electric Corp Pulse reflection test means for balanced pressure surveillance detector
GB1388636A (en) * 1971-05-28 1975-03-26 Nissan Motor Collision detecting system for a motor vehicle
FR2268314A1 (en) * 1974-04-17 1975-11-14 Nippon Denso Co Central alarm unit for motor vehicles with sensors - has sensors attached to parts or areas for monitoring and converting physical variable into electrical signal
GB1528453A (en) * 1974-12-10 1978-10-11 Blakell Ltd Alarm systems
GB1531719A (en) * 1975-12-05 1978-11-08 Emi Ltd Intruder alarm systems

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH342129A (fr) * 1954-07-14 1959-10-31 Scully Signal Co Ensemble d'éléments comprenant un dispositif de surveillance de leur fonctionnement
GB1294312A (en) * 1969-03-28 1972-10-25 Goodwin Alfred George Ive Improvements in and relating to intruder alarm systems and apparatus therefor
GB1388636A (en) * 1971-05-28 1975-03-26 Nissan Motor Collision detecting system for a motor vehicle
US3753260A (en) * 1971-10-04 1973-08-14 Westinghouse Electric Corp Pulse reflection test means for balanced pressure surveillance detector
FR2268314A1 (en) * 1974-04-17 1975-11-14 Nippon Denso Co Central alarm unit for motor vehicles with sensors - has sensors attached to parts or areas for monitoring and converting physical variable into electrical signal
GB1528453A (en) * 1974-12-10 1978-10-11 Blakell Ltd Alarm systems
GB1531719A (en) * 1975-12-05 1978-11-08 Emi Ltd Intruder alarm systems

Also Published As

Publication number Publication date
GB2045495A (en) 1980-10-29
IT8067357A0 (it) 1980-03-07
DE2909112A1 (de) 1980-09-18
IT1129407B (it) 1986-06-04
GB2045495B (en) 1983-04-20
IT8053014V0 (it) 1980-03-07
JPS55124889A (en) 1980-09-26

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