Buoys – rafts – and aquatic devices – Water rescue or life protecting apparatus – Personal flotation device
Patent
1981-09-16
1985-02-12
Basinger, Sherman D.
Buoys, rafts, and aquatic devices
Water rescue or life protecting apparatus
Personal flotation device
B63C 912
Patent
active
044988818
ABSTRACT:
An inflatable article adapted for automatic inflation, for example a life jacket, an inflatable suit, or a life raft. The article has a compressed gas cylinder for inflating the article with a gas, and a diaphragm for comparing the ambient fluid pressure with the internal gas pressure in a closed flexible compartment such as the internal space of the article and for activating the article automatically when the ambient fluid pressure exceeds by a predetermined amount the internal gas pressure in the compartment.
REFERENCES:
patent: 2687541 (1954-08-01), Bannister
patent: 2994892 (1961-08-01), Paradis
Basinger Sherman D.
E. C. Hopkins Limited
Sotelo Jesus D.
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