Communications: electrical – Condition responsive indicating system – With particular system function
Patent
1994-12-13
1997-08-05
Swarthout, Brent A.
Communications: electrical
Condition responsive indicating system
With particular system function
340531, 340533, 340288, 34082506, 34082524, 34082536, 34082547, 34082552, G08B 2900
Patent
active
056546904
ABSTRACT:
Disclosed is an improved fire alarm system for an information providing system having a plurality of terminal devices for providing information to a plurality of operators, respectively. The fire alarm system is provided with a fire detecting sensors. If a fire is detected, a predetermined signal is transmitted to a controller. The controller controls each of the plurality of terminal devices to indicate an alarm information to the operator when the predetermined signal is received.
REFERENCES:
patent: 4389639 (1983-06-01), Torii et al.
patent: 4673920 (1987-06-01), Ferguson et al.
patent: 5189394 (1993-02-01), Walter et al.
patent: 5252775 (1993-10-01), Urano et al.
Fujii Kazuhiro
Funahashi Yasuhiro
Hibino Yoshihiko
Ikami Kazunori
Ishikawa Seiko
Brother Kogyo Kabushiki Kaisha
Intec Inc.
Pope Daryl C.
Swarthout Brent A.
Xing Inc.
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