Fire alarm system

Details Fire alarm system Fire alarm system

1982-03-23

1985-11-12

Levy, Stewart J.

Communications: electrical

Condition responsive indicating system

Specific condition

340407, G08B 1700, G08B 2500

Patent

active

045531382

ABSTRACT:
A system for detecting an outbreak of fire, for giving an audible alarm therefore as well as provided with a tactile alarm for disabled persons. This system comprises a main body to be attached to the ceiling, the wall and other structures, and a switch box to be provided at a position apart from the main body. The main body includes a fire sensing element for sensing an outbreak of fire, and an alarm to make an alarm sound based on a detection signal of the fire sensing element. The switch box includes a control switch capable of directly actuating the alarm. The switch box is further provided with a vibrating-type buzzer for vibrating the switch box so that a deaf or disabled person will be able to confirm the actuation of the alarm when it is actuated.

REFERENCES:
patent: 2886804 (1959-05-01), Behrendt
patent: 3122731 (1964-02-01), Hutchison
patent: 3651330 (1972-03-01), Hayes
patent: 3760397 (1973-09-01), Taggert
patent: 3872459 (1975-03-01), Curtis
patent: 3914692 (1975-10-01), Seaborn, Jr.
patent: 3932849 (1976-01-01), Welch
patent: 3984825 (1976-10-01), Fujita
patent: 4148019 (1979-04-01), Durkee
patent: 4255746 (1981-03-01), Johnson et al.
patent: 4315256 (1982-02-01), Dennis
patent: 4380759 (1983-04-01), Sulkoski et al.
patent: 4388617 (1983-06-01), Nakanishi et al.
patent: 4410884 (1983-10-01), Heiland
patent: 4446454 (1984-05-01), Pyle
"SRS 150 A New Central Station for Complex Fire Protections Systems"; Siemens Review, vol. 43, No. 8, pp. 351-353; Aug. 1976; W. Stoib.

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