Inflatable balloon signal device

Signals and indicators – Indicators – By location

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Details

116209, B64B 140

Patent

active

055558399

ABSTRACT:
An inflatable balloon signalling device having a container which houses a balloon, a pressure vessel containing a lighter-than-air gas, a gas release actuator assembly, a gas release lever arm, a balloon filler connector and tube, and a rotatable spool carrying a tether line connected to the balloon.

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patent: 4932556 (1990-06-01), Hui et al.
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patent: 5036670 (1991-08-01), Morris
patent: 5037445 (1991-08-01), Sander et al.
patent: 5194156 (1993-03-01), Tomchak
patent: 5405479 (1995-04-01), Anderson

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