Liquid-filled underwater sculptural object

Details Liquid-filled underwater sculptural object Liquid-filled underwater sculptural object

1996-06-27

1998-03-17

Avila, Stephen

Buoys, rafts, and aquatic devices

Buoy

Having means to control attitude or position

D21157, 441 28, 441 1, B63B 2218

Patent

active

057279748

ABSTRACT:
A flexible envelope made of water-tight material, such as rubber or plastic, partially filled with water, having a bubble of air at its upper end, and a weight at or attached to its lower end, the envelope being shaped and decorated for visual effect, when in use floating submerged in a body of water so as to provide a recreational or informational object.

REFERENCES:
patent: 3048395 (1962-08-01), Hobbs
patent: 3050750 (1962-08-01), Harrison
patent: 3089155 (1963-05-01), Bengston
patent: 3273181 (1966-09-01), Beck
patent: 3677539 (1972-07-01), Bennet
patent: 3834167 (1974-09-01), Tabor
patent: 4028759 (1977-06-01), Toups
patent: 4047390 (1977-09-01), Boyce
patent: 4662301 (1987-05-01), Wolfe
patent: 4775346 (1988-10-01), Gunter et al.
patent: 5461816 (1995-10-01), Gazalski

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