ATE132643T1 - Rauchalarmsystem - Google Patents

Rauchalarmsystem

Info

Publication number
ATE132643T1
ATE132643T1 AT90306433T AT90306433T ATE132643T1 AT E132643 T1 ATE132643 T1 AT E132643T1 AT 90306433 T AT90306433 T AT 90306433T AT 90306433 T AT90306433 T AT 90306433T AT E132643 T1 ATE132643 T1 AT E132643T1
Authority
AT
Austria
Prior art keywords
signals
alarm
smoke
alarm system
smoke alarm
Prior art date
Application number
AT90306433T
Other languages
English (en)
Inventor
Colin Charles Oliver
Robert Edward Allan
Original Assignee
Emi Plc Thorn
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 Emi Plc Thorn filed Critical Emi Plc Thorn
Application granted granted Critical
Publication of ATE132643T1 publication Critical patent/ATE132643T1/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B1/00—Systems for signalling characterised solely by the form of transmission of the signal
    • G08B1/08—Systems for signalling characterised solely by the form of transmission of the signal using electric transmission ; transformation of alarm signals to electrical signals from a different medium, e.g. transmission of an electric alarm signal upon detection of an audible alarm signal

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Fire Alarms (AREA)
  • Alarm Systems (AREA)
AT90306433T 1989-06-13 1990-06-13 Rauchalarmsystem ATE132643T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898913552A GB8913552D0 (en) 1989-06-13 1989-06-13 Smoke alarm systems

Publications (1)

Publication Number Publication Date
ATE132643T1 true ATE132643T1 (de) 1996-01-15

Family

ID=10658349

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90306433T ATE132643T1 (de) 1989-06-13 1990-06-13 Rauchalarmsystem

Country Status (5)

Country Link
EP (1) EP0403245B1 (de)
AT (1) ATE132643T1 (de)
DE (1) DE69024543T2 (de)
ES (1) ES2081348T3 (de)
GB (1) GB8913552D0 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9414367D0 (en) * 1994-07-14 1994-09-28 Marvelly John D Emergency control apparatus
GB0010375D0 (en) * 2000-04-29 2000-06-14 Mclaughlin Brian F Smoke alarm
DE10203698A1 (de) * 2002-01-31 2003-08-07 Abb Patent Gmbh Alarmmeldesystem
US9006498B2 (en) * 2011-09-09 2015-04-14 Akzo Nobel Chemicals International B.V. Process for the chlorination of a hydroxylated organic compound

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3696382A (en) * 1970-11-06 1972-10-03 Functional Devices Inc Alarm system
US4365238A (en) * 1979-06-08 1982-12-21 Adam Kollin Visual signalling apparatus
EP0102229B1 (de) * 1982-08-27 1987-03-18 Monicell Limited Alarmsystem
US4520503A (en) * 1983-10-14 1985-05-28 University Of New Mexico Tone discrimination circuit

Also Published As

Publication number Publication date
ES2081348T3 (es) 1996-03-01
EP0403245A3 (de) 1991-09-25
DE69024543D1 (de) 1996-02-15
DE69024543T2 (de) 1996-08-22
EP0403245A2 (de) 1990-12-19
EP0403245B1 (de) 1996-01-03
GB8913552D0 (en) 1989-08-02

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Legal Events

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