GB1468962A - Monitoring installation - Google Patents

Monitoring installation

Info

Publication number
GB1468962A
GB1468962A GB862974A GB862974A GB1468962A GB 1468962 A GB1468962 A GB 1468962A GB 862974 A GB862974 A GB 862974A GB 862974 A GB862974 A GB 862974A GB 1468962 A GB1468962 A GB 1468962A
Authority
GB
United Kingdom
Prior art keywords
alarm
loop
persons
change
signal
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
Application number
GB862974A
Other languages
English (en)
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.)
GELUWE J VAN
Original Assignee
GELUWE J VAN
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 GELUWE J VAN filed Critical GELUWE J VAN
Publication of GB1468962A publication Critical patent/GB1468962A/en
Expired legal-status Critical Current

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
    • G08B25/008—Alarm setting and unsetting, i.e. arming or disarming of the security system
    • 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
    • G08B25/016—Personal emergency signalling and security systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
  • Burglar Alarm Systems (AREA)
GB862974A 1973-03-01 1974-02-26 Monitoring installation Expired GB1468962A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH315773A CH583945A5 (enrdf_load_stackoverflow) 1973-03-01 1973-03-01

Publications (1)

Publication Number Publication Date
GB1468962A true GB1468962A (en) 1977-03-30

Family

ID=4249840

Family Applications (1)

Application Number Title Priority Date Filing Date
GB862974A Expired GB1468962A (en) 1973-03-01 1974-02-26 Monitoring installation

Country Status (4)

Country Link
CH (1) CH583945A5 (enrdf_load_stackoverflow)
DE (1) DE2409652A1 (enrdf_load_stackoverflow)
FR (1) FR2220078B1 (enrdf_load_stackoverflow)
GB (1) GB1468962A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2122002A (en) * 1982-06-10 1984-01-04 Spirax Sarco Ltd Fluid flow monitoring

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2463465A1 (fr) * 1979-08-16 1981-02-20 Otis Elevator Co Dispositif d'alarme a teletransmission automatique
FR2495359A1 (fr) * 1980-12-03 1982-06-04 Gresset Rene Dispositif d'alarme a securite positive

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2122002A (en) * 1982-06-10 1984-01-04 Spirax Sarco Ltd Fluid flow monitoring

Also Published As

Publication number Publication date
FR2220078A1 (enrdf_load_stackoverflow) 1974-09-27
FR2220078B1 (enrdf_load_stackoverflow) 1982-10-29
CH583945A5 (enrdf_load_stackoverflow) 1977-01-14
DE2409652A1 (de) 1974-10-03

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee