FI56908B - BRANDALARMANLAEGGNING - Google Patents

BRANDALARMANLAEGGNING

Info

Publication number: FI56908B
Authority: FI; Finland
Prior art keywords: brandalarmanlaeggning
Prior art date: 1972-07-17

Application number

FI1942/73A

Other languages

Finnish (fi)

Other versions

FI56908C (en

Inventor

Andreas Scheidweiler

Otto Meier

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.)

1972-07-17

Filing date

1973-06-15

Publication date

1979-12-31

1973-06-15 Application filed by Cerberus Ag filed Critical Cerberus Ag

1979-12-31 Publication of FI56908B publication Critical patent/FI56908B/en

1980-04-10 Application granted granted Critical

1980-04-10 Publication of FI56908C publication Critical patent/FI56908C/en

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

Landscapes

Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
Business, Economics & Management (AREA)
Emergency Management (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Fire Alarms (AREA)
Alarm Systems (AREA)
Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Fire-Detection Mechanisms (AREA)

FI1942/73A 1972-07-17 1973-06-15 BRANDALARMANLAEGGNING FI56908C (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CH1065472		1972-07-17
CH1065472		1972-07-17

Publications (2)

Publication Number	Publication Date
FI56908B true FI56908B (en)	1979-12-31
FI56908C FI56908C (en)	1980-04-10

Family

ID=4365437

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI1942/73A FI56908C (en)	1972-07-17	1973-06-15	BRANDALARMANLAEGGNING

Country Status (13)

Country	Link
US (1)	US3821734A (en)
JP (1)	JPS5617704B2 (en)
AU (1)	AU474604B2 (en)
CA (1)	CA988224A (en)
CH (1)	CH547531A (en)
DE (1)	DE2328881C3 (en)
FI (1)	FI56908C (en)
FR (1)	FR2193225B1 (en)
GB (1)	GB1401146A (en)
HK (1)	HK55880A (en)
NO (1)	NO137619C (en)
SE (1)	SE390076B (en)
ZA (1)	ZA734855B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2707409C2 (en) *	1977-02-21	1985-02-21	Hartwig Dipl.-Ing. 2409 Scharbeutz Beyersdorf	Ionization fire detector
US4191946A (en) *	1977-10-20	1980-03-04	Gonzalez Raymond J	Warning apparatus with a line integrity supervisory circuit
JPS5831038B2 (en) *	1977-12-26	1983-07-02	能美防災工業株式会社	fire detector
DE2811891A1 (en) *	1978-03-18	1979-09-27	Merk Gmbh Telefonbau Fried	Monitoring circuit for signalling lines - uses line which is fed with low or high current, insufficient or sufficient for blinking signals, to respond to ionisation detectors
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
AU5026479A (en) *	1978-08-26	1980-03-06	Hochiki Corp.	Fire sensing system
US4414539A (en) *	1978-12-22	1983-11-08	The Boeing Company	Built-in passive fault detection circuitry for an aircraft's electrical/electronic systems
US4287515A (en) *	1979-04-27	1981-09-01	Baker Industries, Inc.	Fire detection system with multiple output signals
US4573040A (en) *	1979-11-30	1986-02-25	Drexelbrook Engineering Company	Fail-safe instrument system
US5015958A (en)	1983-06-30	1991-05-14	Raychem Corporation	Elongate sensors comprising conductive polymers, and methods and apparatus using such sensors
US5382909A (en)	1983-06-30	1995-01-17	Raychem Corporation	Method for detecting and obtaining information about changes in variables
IL72246A (en) *	1983-06-30	1989-09-28	Raychem Corp	Method and apparatus for detecting and obtaining information about changes in variables
JPS6174187U (en) *	1984-10-16	1986-05-20
AU601369B2 (en)	1985-06-12	1990-09-13	Raychem Corporation	Hydrocarbon sensor
US5898369A (en) *	1996-01-18	1999-04-27	Godwin; Paul K.	Communicating hazardous condition detector
AT501215B1 (en) *	2004-12-20	2008-05-15	Friedl Helmut Dipl Ing	MONITORING DEVICE
DE102005038602B4 (en) *	2005-08-16	2019-05-09	Robert Bosch Gmbh	safety device
JP6175235B2 (en) *	2012-12-25	2017-08-02	能美防災株式会社	Fire alarm equipment and fire detector and termination device used therefor
RU2717355C1 (en) *	2019-07-24	2020-03-23	Общество С Ограниченной Ответственностью "Форносовское Научно-Производственное Предприятие "Гефест"	Switching device of actuating elements of fire automatics
CN116087726B (en) *	2023-04-11	2023-06-27	国网四川省电力公司电力科学研究院	Device and method for measuring critical breakdown distance of flame channel

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3550120A (en) *	1968-12-09	1970-12-22	Honeywell Inc	Control apparatus

1972
- 1972-07-17 CH CH1065472A patent/CH547531A/en not_active IP Right Cessation
1973
- 1973-06-06 DE DE2328881A patent/DE2328881C3/en not_active Expired
- 1973-06-15 FI FI1942/73A patent/FI56908C/en active
- 1973-06-27 FR FR7323460A patent/FR2193225B1/fr not_active Expired
- 1973-06-28 US US00374795A patent/US3821734A/en not_active Expired - Lifetime
- 1973-07-11 AU AU58325/73A patent/AU474604B2/en not_active Expired
- 1973-07-12 CA CA176,282A patent/CA988224A/en not_active Expired
- 1973-07-16 NO NO2886/73A patent/NO137619C/en unknown
- 1973-07-16 SE SE7309919A patent/SE390076B/en unknown
- 1973-07-17 GB GB3409473A patent/GB1401146A/en not_active Expired
- 1973-07-17 JP JP8001373A patent/JPS5617704B2/ja not_active Expired
- 1973-07-17 ZA ZA734855A patent/ZA734855B/en unknown
1980
- 1980-10-02 HK HK558/80A patent/HK55880A/en unknown

Also Published As

Publication number	Publication date
DE2328881C3 (en)	1982-03-18
HK55880A (en)	1980-10-10
AU5798773A (en)	1975-01-16
DE2328881A1 (en)	1974-01-31
JPS4970596A (en)	1974-07-08
FI56908C (en)	1980-04-10
AU474604B2 (en)	1976-07-29
JPS5617704B2 (en)	1981-04-23
US3821734A (en)	1974-06-28
ZA734855B (en)	1974-07-31
GB1401146A (en)	1975-07-16
CH547531A (en)	1974-03-29
FR2193225B1 (en)	1979-01-26
NO137619C (en)	1978-03-29
CA988224A (en)	1976-04-27
DE2328881B2 (en)	1981-02-05
SE390076B (en)	1976-11-29
FR2193225A1 (en)	1974-02-15
NO137619B (en)	1977-12-12

Publication	Publication Date	Title
BE795162A (en)	1973-08-08	INJEKTIE-INRICHTING
BE793731A (en)	1973-05-02	ELECTROGENERATORS
BE794087A (en)	1973-07-16	POLYEPOXYDES
FI56908B (en)	1979-12-31	BRANDALARMANLAEGGNING
AT324072B (en)	1975-08-11	WENDELBOHREB
AT353108B (en)	1979-10-25	SKIBOB
BE795790A (en)	1973-08-22	DIBENZO-TRIAZOLO-AZEPINE
AT323930B (en)	1975-08-11	UNDERMATTRESS
BE793718A (en)	1973-07-05	AMINOBENZIMIDAZOLES
BE793745A (en)	1973-07-09	ANTISTATISCHE POLYSTYREENCOMPOSITIES
BE795272A (en)	1973-08-09	BOORINRICHTING
BE795808A (en)	1973-08-22	AMIDAZOLES POLYSUBSTITUES
SE388266B (en)	1976-09-27	ANGENERATOR
BE796355A (en)	1973-09-06	DECALCOMANIES
AT322779B (en)	1975-06-10	BOOKBOARD
AT335953B (en)	1977-04-12	LAUTERBODEN
BE793934A (en)	1973-07-12	15-OXASTEROIDS
BE794891A (en)	1973-05-29	BIGOUDI
BE794421A (en)	1973-05-16	VERDUURZAAMDE SMEERVETDSAMENSTELLINGEN
BE779066A (en)	1972-05-30	HERENJAS
BE791976A (en)	1973-03-16	SANDALETTE
BE793926A (en)	1973-07-11	MENGSELSCHEIDING
BE789465A (en)	1973-01-15	RAAMUITZETTER
BE782546A (en)	1972-08-16	AANSLUITDOOS
ATA324376A (en)	1977-10-15	MICROSCOPOCULAR