Alarm

Details Alarm Alarm

1976-09-03

1978-07-04

Yasich, Daniel M.

Signals and indicators

Alarms

Thermal

116103, 222 39, G08B 1704

Patent

active

040982203

ABSTRACT:
A pressurized container fitted with a fusible plug and containing a suitable propellent with a vapor operated sounding alarm attached is constructed as a selfcontained sounding device that produces its sound when subjected to heat sufficient to cause the fusible plug to melt permitting the propellent to escape through the alarm attached to the container.

REFERENCES:
patent: 337098 (1886-03-01), Volke
patent: 992487 (1911-05-01), Ellison
patent: 2410310 (1946-10-01), Smith
patent: 2777416 (1957-01-01), Messick
patent: 3192890 (1965-07-01), Smith
patent: 3520368 (1970-07-01), Hayes
patent: 3667419 (1972-06-01), Sullivan
patent: 3961597 (1976-06-01), Lester et al.

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