IT1085725B - FIRE ALARM SYSTEM WITH MULTIPLE SIGNALS, WHICH CAN OPERATE ON THE SAME SIGNALING CIRCUIT - Google Patents

FIRE ALARM SYSTEM WITH MULTIPLE SIGNALS, WHICH CAN OPERATE ON THE SAME SIGNALING CIRCUIT

Info

Publication number: IT1085725B
Authority: IT; Italy
Prior art keywords: operate; alarm system; fire alarm; multiple signals; signaling circuit
Prior art date: 1976-08-09

Application number

IT26502/77A

Other languages

Italian (it)

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.)

1976-08-09

Filing date

1977-08-05

Publication date

1985-05-28

1977-08-05 Application filed by Siemens Ag filed Critical Siemens Ag

1985-05-28 Application granted granted Critical

1985-05-28 Publication of IT1085725B publication Critical patent/IT1085725B/en

Classifications

- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
- G08B26/005—Alarm systems in which substations are interrogated in succession by a central station with substations connected in series, e.g. cascade

Landscapes

Business, Economics & Management (AREA)
Emergency Management (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Fire Alarms (AREA)
Alarm Systems (AREA)

IT26502/77A 1976-08-09 1977-08-05 FIRE ALARM SYSTEM WITH MULTIPLE SIGNALS, WHICH CAN OPERATE ON THE SAME SIGNALING CIRCUIT IT1085725B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19762635763 DE2635763A1 (en)	1976-08-09	1976-08-09	FIRE ALARM SYSTEM WITH SEVERAL DETECTORS THAT CAN BE OPERATED IN ONE MESSAGE LOOP

Publications (1)

Publication Number	Publication Date
IT1085725B true IT1085725B (en)	1985-05-28

Family

ID=5985047

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT26502/77A IT1085725B (en)	1976-08-09	1977-08-05	FIRE ALARM SYSTEM WITH MULTIPLE SIGNALS, WHICH CAN OPERATE ON THE SAME SIGNALING CIRCUIT

Country Status (6)

Country	Link
JP (1)	JPS5320798A (en)
DE (1)	DE2635763A1 (en)
FR (1)	FR2361705A1 (en)
IT (1)	IT1085725B (en)
NL (1)	NL7708750A (en)
SE (1)	SE7708964L (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2836760C2 (en) *	1978-08-23	1983-11-17	Dr. Alfred Ristow GmbH & Co, 7500 Karlsruhe	Electronic remote monitoring system
JPS58127292A (en) *	1982-01-26	1983-07-29	ニツタン株式会社	Fire sensing system
US4616138A (en) *	1983-11-29	1986-10-07	Hochiki Corporation	Analog-type fire detector
DE19631302B4 (en) *	1996-08-02	2006-12-14	Leuze Electronic Gmbh & Co Kg	Sensor actuator bus system

1976
- 1976-08-09 DE DE19762635763 patent/DE2635763A1/en active Pending
1977
- 1977-08-05 IT IT26502/77A patent/IT1085725B/en active
- 1977-08-05 FR FR7724308A patent/FR2361705A1/en not_active Withdrawn
- 1977-08-08 SE SE7708964A patent/SE7708964L/en unknown
- 1977-08-08 JP JP9490077A patent/JPS5320798A/en active Pending
- 1977-08-08 NL NL7708750A patent/NL7708750A/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
FR2361705A1 (en)	1978-03-10
JPS5320798A (en)	1978-02-25
DE2635763A1 (en)	1978-02-16
SE7708964L (en)	1978-02-10
NL7708750A (en)	1978-02-13

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