AU474603B2 - Fire alarm system with remote central station - Google Patents

Fire alarm system with remote central station

Info

Publication number
AU474603B2
AU474603B2 AU57987/73A AU5798673A AU474603B2 AU 474603 B2 AU474603 B2 AU 474603B2 AU 57987/73 A AU57987/73 A AU 57987/73A AU 5798673 A AU5798673 A AU 5798673A AU 474603 B2 AU474603 B2 AU 474603B2
Authority
AU
Australia
Prior art keywords
alarm system
fire alarm
central station
remote central
remote
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
AU57987/73A
Other versions
AU5798673A (en
Inventor
MEIER and ANDREAS SCHWEIDWEILER OTTO
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
Publication of AU5798673A publication Critical patent/AU5798673A/en
Application granted granted Critical
Publication of AU474603B2 publication Critical patent/AU474603B2/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • 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
    • G08B25/04—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 using a single signalling line, e.g. in a closed loop
AU57987/73A 1972-07-17 1973-07-11 Fire alarm system with remote central station Expired AU474603B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH1065572 1972-07-17
CHCH10654/72 1972-07-17
CHCH10655/72 1972-07-17

Publications (2)

Publication Number Publication Date
AU5798673A AU5798673A (en) 1975-01-16
AU474603B2 true AU474603B2 (en) 1976-07-29

Family

ID=4365446

Family Applications (1)

Application Number Title Priority Date Filing Date
AU57987/73A Expired AU474603B2 (en) 1972-07-17 1973-07-11 Fire alarm system with remote central station

Country Status (19)

Country Link
US (1) US3909813A (en)
JP (1) JPS4970691A (en)
AT (1) AT339777B (en)
AU (1) AU474603B2 (en)
BE (1) BE801719A (en)
BR (1) BR7305317D0 (en)
CA (1) CA1018680A (en)
CH (1) CH547532A (en)
DE (1) DE2328872C3 (en)
DK (1) DK138714B (en)
ES (1) ES415905A1 (en)
FI (1) FI59498C (en)
FR (1) FR2193224B1 (en)
GB (1) GB1412164A (en)
HK (1) HK57380A (en)
IT (1) IT988800B (en)
NO (1) NO136269C (en)
SE (1) SE392357B (en)
ZA (1) ZA734853B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU587439B2 (en) * 1985-04-01 1989-08-17 Hochiki Kabushiki Kaisha Analog fire sensor

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5617815Y2 (en) * 1974-07-10 1981-04-24
JPS5150786A (en) * 1974-10-29 1976-05-04 Mitsubishi Electric Corp IONKASHIKIKE MURITANCHIKI
JPS52142999A (en) * 1976-05-24 1977-11-29 Nohmi Bosai Kogyo Co Ltd Fire alarm facility
DE2707409C2 (en) * 1977-02-21 1985-02-21 Hartwig Dipl.-Ing. 2409 Scharbeutz Beyersdorf Ionization fire detector
US4207558A (en) * 1978-04-03 1980-06-10 Pittway Corporation Interconnection circuit for a plurality of alarm units
USRE30620E (en) * 1978-07-03 1981-05-19 P. R. Mallory & Co. Inc. High output smoke and heat detector alarm system utilizing a piezoelectric transducer and a voltage doubling means
CH629905A5 (en) * 1978-07-17 1982-05-14 Cerberus Ag GAS AND / OR FIRE DETECTING SYSTEM.
JPS5555752U (en) * 1978-10-12 1980-04-15
US4223303A (en) * 1978-12-11 1980-09-16 General Electric Company Alarm devices for interconnected multi-device systems
US4401978A (en) * 1979-02-21 1983-08-30 The Gamewell Corporation Combination detector
EP0039761A3 (en) * 1980-05-09 1981-11-25 Cerberus Ag Fire annunciating arrangement and method
CH669859A5 (en) * 1986-06-03 1989-04-14 Cerberus Ag
DE58905587D1 (en) * 1988-03-30 1993-10-21 Cerberus Ag Early fire detection procedures.
JPH0259461U (en) * 1988-10-21 1990-05-01
US6753786B1 (en) 2000-08-11 2004-06-22 Walter Kidde Portable Equipment, Inc. Microprocessor-based combination smoke and carbon monoxide detector having intelligent hush feature
US7068177B2 (en) * 2002-09-19 2006-06-27 Honeywell International, Inc. Multi-sensor device and methods for fire detection
US20080030352A1 (en) * 2006-02-27 2008-02-07 Thorn Security Limited Methods and systems for gas detection
CA2926463A1 (en) 2013-10-07 2015-04-16 Google Inc. Smart-home hazard detector providing useful follow up communications to detection events
US9685061B2 (en) * 2015-05-20 2017-06-20 Google Inc. Event prioritization and user interfacing for hazard detection in multi-room smart-home environment

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665441A (en) * 1970-09-14 1972-05-23 Gen Signal Corp Method and apparatus for detecting aerosols

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU587439B2 (en) * 1985-04-01 1989-08-17 Hochiki Kabushiki Kaisha Analog fire sensor

Also Published As

Publication number Publication date
ES415905A1 (en) 1976-02-01
DK138714C (en) 1979-03-19
JPS4970691A (en) 1974-07-09
GB1412164A (en) 1975-10-29
NO136269C (en) 1977-08-17
IT988800B (en) 1975-04-30
CA1018680A (en) 1977-10-04
AU5798673A (en) 1975-01-16
HK57380A (en) 1980-10-16
BR7305317D0 (en) 1974-08-22
AT339777B (en) 1977-11-10
DE2328872A1 (en) 1974-01-31
DE2328872C3 (en) 1981-01-08
DE2328872B2 (en) 1980-05-14
FR2193224A1 (en) 1974-02-15
SE392357B (en) 1977-03-21
NO136269B (en) 1977-05-02
FI59498C (en) 1981-08-10
US3909813A (en) 1975-09-30
ZA734853B (en) 1974-06-26
FR2193224B1 (en) 1978-12-29
BE801719A (en) 1973-10-15
ATA456073A (en) 1977-02-15
FI59498B (en) 1981-04-30
CH547532A (en) 1974-03-29
DK138714B (en) 1978-10-16

Similar Documents

Publication Publication Date Title
CA988224A (en) Fire alarm system with remote central station
AU465213B2 (en) Fire alarm signalling system
AU474603B2 (en) Fire alarm system with remote central station
CA998450A (en) Remote monitoring and remote control systems
CA984027A (en) Flame monitoring system
CA1022607A (en) Remote transformer monitoring system
CA975462A (en) Alarm sending and receiving system
CA1010969A (en) Fire alarms
AU476368B2 (en) Fire alarms
CA952209A (en) Fire alarm system
CA958772A (en) Receiver alarm system
KR780000485B1 (en) Fire alarm system with remote central station
CA902272A (en) Ionization fire alarm
CA951219A (en) Fire extinguishing system
AU476955B2 (en) Alarm systems
AU428699B2 (en) Fire alarm system
AU426998B2 (en) Fire alarm system
AU432278B2 (en) Fire alarm system
CA896752A (en) Alarm system
CA901125A (en) Alarm system
CA1015429A (en) Flame monitoring system
AU458213B2 (en) Receiver alarm system
AU2657971A (en) Fire alarm system
AU3208271A (en) Fire alarm system
AU2766571A (en) Fire alarm system