Aircraft safety alarm system

Details Aircraft safety alarm system Aircraft safety alarm system

1979-01-29

1981-10-27

Pitts, Harold I.

Communications: electrical

Systems

Audible signals

3403091, C08B 310

Patent

active

042976782

ABSTRACT:
An aircraft safety alarm system for sounding an alarm that the aircraft engine may be started including outside mounted speaker alarm means and a switch activated by a user that couples a timer device to an alarm circuit for sounding an alarm outside the aircraft for a predetermined time period. The switch may be operated upon opening the aircraft door, operating the aircraft ignition switch or by fastening seat belts.

REFERENCES:
patent: 3221211 (1965-11-01), Murphy
patent: 3455410 (1969-07-01), Wilson
patent: 3995268 (1976-11-01), Ferrari
patent: 4024494 (1977-05-01), Quesnel
patent: 4097839 (1978-06-01), Lesiak

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