Location indicating system

Details Location indicating system Location indicating system

1998-04-16

2000-07-04

Hirshfeld, Andrew H.

Signals and indicators

Indicators

By location

116DIG8, B64B 140

Patent

active

060822872

ABSTRACT:
A location indicator system is provided including a gas tank for containing helium gas therein. Also included is an actuation assembly for releasing the gas from the tank. Connected to the tank is a balloon adapted to inflate and lift the balloon upon the release of the gas from the tank.

REFERENCES:
patent: 2821725 (1958-02-01), Harper
patent: 3187712 (1965-06-01), Pritchard et al.
patent: 3547073 (1970-12-01), Colandrea
patent: 4094267 (1978-06-01), Davis, Jr.
patent: 4433638 (1984-02-01), Ashline
patent: 4944242 (1990-07-01), Russell
patent: 5020467 (1991-06-01), Van Patten et al.
patent: 5049106 (1991-09-01), Kim et al.
patent: 5582127 (1996-12-01), Willis et al.

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