Buoys – rafts – and aquatic devices – Water rescue or life protecting apparatus – Personal flotation device
Patent
1998-01-29
2000-05-23
Sotelo, Jesus D.
Buoys, rafts, and aquatic devices
Water rescue or life protecting apparatus
Personal flotation device
521917, B63C 915
Patent
active
060660171
ABSTRACT:
The inflatable, non-collapsible, flotation device (INCFD) utilizes foam mng chemicals within a flotation chamber where the materials react and harden to form a layer of pliant foam, such as polyurethane. The foam, during reaction, conforms with the shape of the wearer and hardens to provide both flotation and physical protection from exterior objects.
REFERENCES:
patent: 4263412 (1981-04-01), Pauls
patent: 4424043 (1984-01-01), Behl
patent: 4734072 (1988-03-01), Lastnik
patent: 5098325 (1992-03-01), Kim et al.
Max Michael D.
Pellenbarg Robert E.
Edelberg Barry A.
Sotelo Jesus D.
Stockstill Charles J.
The United States of America as represented by the Secretary of
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