Signals and indicators – Combined functions – Alarms with indicators
Patent
1977-06-06
1978-12-19
Swisher, S. Clement
Signals and indicators
Combined functions
Alarms with indicators
116 7, 116 87, 149 31, G08B 314, G08B 708
Patent
active
041300823
ABSTRACT:
A multilamp flashlamp assembly capable of emitting highly intense audible and visual signals and particularly adapted for alarm situations. The assembly utilizes percussive flashlamps which operate in conjunction with a respective plurality of pyrotechnic devices located about the assembly's transparent housing. Each device provides an audible signal in response to the energy received from the respective lamp when the lamp is fired.
REFERENCES:
patent: 627393 (1899-06-01), Cordes
patent: 724411 (1903-03-01), Muir
patent: 775822 (1904-11-01), Hufnagel
patent: 1329537 (1920-02-01), Mardick
patent: 2270226 (1942-01-01), Pease
patent: 3118798 (1964-01-01), Winckler
patent: 3443518 (1969-05-01), Cross
patent: 3597604 (1971-08-01), Shaffer
Bouchard Andre C.
Hall, Jr. Harold H.
Patton Robert J.
Sentementes Thomas J.
Corr Denis E.
Fraley Lawrence R.
GTE Sylvania Incorporated
Swisher S. Clement
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