SE7802995L - Jonisationsbrandgivare - Google Patents

Jonisationsbrandgivare

Info

Publication number: SE7802995L
Authority: SE; Sweden
Prior art keywords: ionization fire; ionization; fire
Prior art date: 1977-03-16

Application number

SE7802995A

Other languages

English (en)

Other versions

SE438385B (sv

Inventor

P Thilo

Original Assignee

Siemens 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.)

1977-03-16

Filing date

1978-03-15

Publication date

1978-09-17

1978-03-15 Application filed by Siemens Ag filed Critical Siemens Ag

1978-09-17 Publication of SE7802995L publication Critical patent/SE7802995L/sv

1985-04-15 Publication of SE438385B publication Critical patent/SE438385B/sv

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
- 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-Detection Mechanisms (AREA)
Fire Alarms (AREA)

SE7802995A 1977-03-16 1978-03-15 Jonisationsbrandgivare SE438385B (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2711457A DE2711457C2 (de)	1977-03-16	1977-03-16	Ionisationsbrandmelder

Publications (2)

Publication Number	Publication Date
SE7802995L true SE7802995L (sv)	1978-09-17
SE438385B SE438385B (sv)	1985-04-15

Family

ID=6003797

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7802995A SE438385B (sv)	1977-03-16	1978-03-15	Jonisationsbrandgivare

Country Status (11)

Country	Link
AT (1)	AT363014B (sv)
BE (1)	BE864974A (sv)
CH (1)	CH625071A5 (sv)
DE (1)	DE2711457C2 (sv)
DK (1)	DK142515C (sv)
FR (1)	FR2384307A1 (sv)
IT (1)	IT1094274B (sv)
LU (1)	LU79226A1 (sv)
NL (1)	NL7802821A (sv)
NO (1)	NO141008C (sv)
SE (1)	SE438385B (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ZA786519B (en) *	1978-11-20	1980-02-27	Anglo Amer Corp South Africa	Detector

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1490273A (fr) *	1966-03-30	1967-07-28	Nittan Co Ltd	Dispositif d'alarme automatique d'incendie utilisant un dispositif à ions
GB1280304A (en) *	1968-09-26	1972-07-05	Hochiki Co	A smoke sensing detector for smoke sensing apparatus
JPS529998B1 (sv) *	1969-04-25	1977-03-19
ZA734995B (en) *	1973-07-23	1974-10-30	Anglo Amer Corp South Africa	Improvemente in or relating to fire detectors
ZA745453B (en) *	1974-08-26	1976-04-28	Anglo Amer Corp South Africa	Improvements in or relating to fire detectors

1977
- 1977-03-16 DE DE2711457A patent/DE2711457C2/de not_active Expired
- 1977-12-09 CH CH1514277A patent/CH625071A5/de not_active IP Right Cessation
1978
- 1978-03-10 IT IT21086/78A patent/IT1094274B/it active
- 1978-03-13 NO NO780876A patent/NO141008C/no unknown
- 1978-03-13 AT AT0177678A patent/AT363014B/de not_active IP Right Cessation
- 1978-03-14 LU LU79226A patent/LU79226A1/de unknown
- 1978-03-14 FR FR7807355A patent/FR2384307A1/fr active Granted
- 1978-03-15 SE SE7802995A patent/SE438385B/sv not_active IP Right Cessation
- 1978-03-15 NL NL7802821A patent/NL7802821A/xx not_active Application Discontinuation
- 1978-03-15 DK DK116878A patent/DK142515C/da not_active IP Right Cessation
- 1978-03-16 BE BE186000A patent/BE864974A/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
NO780876L (no)	1978-09-19
DK116878A (da)	1978-09-17
AT363014B (de)	1981-07-10
DK142515B (da)	1980-11-10
NO141008C (no)	1979-12-19
DE2711457C2 (de)	1985-06-27
BE864974A (fr)	1978-09-18
ATA177678A (de)	1980-11-15
FR2384307B1 (sv)	1982-07-16
CH625071A5 (en)	1981-08-31
LU79226A1 (de)	1978-11-27
IT1094274B (it)	1985-07-26
DK142515C (da)	1981-08-03
IT7821086A0 (it)	1978-03-10
FR2384307A1 (fr)	1978-10-13
SE438385B (sv)	1985-04-15
DE2711457A1 (de)	1978-09-21
NL7802821A (nl)	1978-09-19
NO141008B (no)	1979-09-10

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Legal Events

Date

Code

Title

Description

1995-01-31

NUG

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