ATE5618T1 - Sicherheitsvorrichtung. - Google Patents

Sicherheitsvorrichtung.

Info

Publication number
ATE5618T1
ATE5618T1 AT80300375T AT80300375T ATE5618T1 AT E5618 T1 ATE5618 T1 AT E5618T1 AT 80300375 T AT80300375 T AT 80300375T AT 80300375 T AT80300375 T AT 80300375T AT E5618 T1 ATE5618 T1 AT E5618T1
Authority
AT
Austria
Prior art keywords
normally
control circuit
contacts
circuit
equipment
Prior art date
Application number
AT80300375T
Other languages
English (en)
Inventor
Philip Charles Sefton
Original Assignee
Philip Charles Sefton
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 Philip Charles Sefton filed Critical Philip Charles Sefton
Application granted granted Critical
Publication of ATE5618T1 publication Critical patent/ATE5618T1/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/018—Sensor coding by detecting magnitude of an electrical parameter, e.g. resistance
    • 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
    • G08B29/06—Monitoring of the line circuits, e.g. signalling of line faults
    • G08B29/08—Signalling of tampering with the line circuit

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Alarm Systems (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Telephone Function (AREA)
  • Forging (AREA)
  • Burglar Alarm Systems (AREA)
AT80300375T 1979-02-09 1980-02-07 Sicherheitsvorrichtung. ATE5618T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7904578 1979-02-09
EP80300375A EP0015656B1 (de) 1979-02-09 1980-02-07 Sicherheitsvorrichtung

Publications (1)

Publication Number Publication Date
ATE5618T1 true ATE5618T1 (de) 1983-12-15

Family

ID=10503070

Family Applications (1)

Application Number Title Priority Date Filing Date
AT80300375T ATE5618T1 (de) 1979-02-09 1980-02-07 Sicherheitsvorrichtung.

Country Status (4)

Country Link
US (1) US4310835A (de)
EP (1) EP0015656B1 (de)
AT (1) ATE5618T1 (de)
DE (1) DE3065857D1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4524349A (en) * 1982-08-09 1985-06-18 Nel-Tech Development, Inc. Security system having detector sensing and identification
US4559527A (en) * 1982-09-29 1985-12-17 Kirby Brian T Dual mode electronic intrusion or burglar alarm system
US4613848A (en) * 1984-11-29 1986-09-23 Teletron Security, Inc. Multiple-zone intrusion detection system
US4675896A (en) * 1985-09-06 1987-06-23 The Mountain States Telephone And Telegraph Company Remote monitoring apparatus
US4737776A (en) * 1986-08-07 1988-04-12 Wallace Wireman Circuit for detecting cut telephone service line and transmitting signal over telephone trunk line
US4803460A (en) * 1987-05-18 1989-02-07 Ford Motor Company Anti-theft system
US4847719A (en) * 1988-02-09 1989-07-11 Cook Max W Apparatus and method for protecting the contacts of an electrical switch from current surges
DE3828296A1 (de) * 1988-08-17 1990-02-22 Kolbatz Klaus Peter Alarmeinrichtung
FR2652184B1 (fr) * 1989-09-18 1994-05-13 Texton Systeme de protection, notamment pour vehicules automobiles, du type comprenant un dispositif electronique de commande d'un dispositif d'alarme.
GB2242553A (en) * 1990-03-30 1991-10-02 Raymond Collier Caravan security system
DE4240628C2 (de) * 1992-12-03 2000-11-09 Sipra Patent Beteiligung Überwachungseinrichtung an einer Textilmaschine
IES68335B2 (en) * 1995-01-27 1996-06-12 Cetsa Ltd An electrical circuit
SE515322C2 (sv) * 1995-03-07 2001-07-16 Saab Automobile Elektroniskt styrd strömställarkrets
FR2770013B1 (fr) * 1997-10-16 1999-11-26 Pierre Mousel Procede de surveillance d'equipements informatiques et systeme de mise en oeuvre
US6441733B1 (en) * 2000-06-16 2002-08-27 David Darrell Unterschultz Method for making security systems more tamper resistant and a security system
US7545264B2 (en) * 2005-10-24 2009-06-09 Tracer Electronics Alarm system with analog devices
DE102007057477B4 (de) * 2007-11-29 2010-01-28 Hypercom Gmbh Vorrichtung zum Überwachen eines Raumes durch seriell verschaltete Schließkontakte, insbesondere Deckelschalter in einem Sicherungsgehäuse
DE102010056006B4 (de) 2010-12-23 2019-05-09 Volkswagen Ag Verfahren zur Überwachung eines Leitungsnetzes für ein Fahrzeug sowie entsprechende Überwachungsvorrichtung und Fahrzeug
JP2022087053A (ja) * 2020-11-30 2022-06-09 能美防災株式会社 非常報知用発信設備および非常報知システム

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1766735U (de) 1955-08-09 1958-05-14 Siemens Ag Vorrichtung zum aufbewahren von schallplatten.
US3588865A (en) * 1966-08-31 1971-06-28 Mosler Research Products Inc Security alarm system
GB1261182A (en) * 1967-12-15 1972-01-26 Allan Sadler Intruder alarm system
GB1178957A (en) * 1968-04-29 1970-01-28 Goodwin Alfred George Ive Improvements in and relating to Electrical Protective Systems
DE1766735A1 (de) * 1968-07-11 1971-08-19 Werner Karl Heinz Dipl Ing Schaltanordnung fuer insbesondere elektrische Raumschutzanlagen
DE2132161A1 (de) * 1971-06-29 1973-01-11 Klatt Heinz Eckhardt Ruhestromueberwachte alarmschleifenschaltung fuer den einsatz von mehreren einzeln gegen ueberbrueckung gesicherten kontakten in verbindung mit einem modifizierten schmitt-trigger
GB1429781A (en) * 1972-03-01 1976-03-24 Child J V Multi-point alarm systems
DE2451907C2 (de) * 1974-10-31 1981-11-12 Hartwig Dipl.-Ing. 2409 Scharbeutz Beyersdorf Schaltungsanordnung zur Überwachung von zwei Ruhestromschleifen auf Unterbrechung und Kurzschluß
CH586439A5 (de) * 1975-06-03 1977-03-31 Bbc Brown Boveri & Cie
FR2366650A1 (fr) * 1976-09-29 1978-04-28 Accumulateurs Fixes Bloc d'alarme
US4118700A (en) * 1977-05-31 1978-10-03 Rca Corporation Single wire transmission of multiple switch operations

Also Published As

Publication number Publication date
EP0015656A3 (en) 1981-01-07
EP0015656A2 (de) 1980-09-17
DE3065857D1 (en) 1984-01-19
US4310835A (en) 1982-01-12
EP0015656B1 (de) 1983-12-14

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties