Audible altimeter for parachutists

Details Audible altimeter for parachutists Audible altimeter for parachutists

1996-01-29

1997-06-10

Mullen, Thomas

Communications: electrical

Aircraft alarm or indicating systems

Flight alarm

340977, 73386, 116268, G08B 2300

Patent

active

056380593

ABSTRACT:
The invention relates to an audible altimeter for use by parachutists. The altimeter comprises a sensor means 6 for sensing ambient air pressure, an electronic processor 5, a sounder device 4 and control buttons 2,3. The electronic processor 5 is programmed to determine the height of the altimeter above ground level and send said signals to said sounder device 4 during the parachutist's descent causing said sounder device 4 to emit a first audible signal at a first predetermined height above ground level and a second audible signal at a second predetermined height.

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patent: 5423215 (1995-06-01), Frankel

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