Back to results
US 5,030,152 AGranted
Life saving device
OwnerRichard L. Carr, Jack R. Dennisoninventors
Life of this patent
Estimating the term…
Abstract
A life-saving device for protection against drowning, the device incorporating buoyancy apparatus for holding the potential drowning victim and an attached transmitter above water. A receiver and alarm device converts the signal from the transmitter into audio and visual alarms which summon help.
Claims11
A dual purpose automatically inflatable life preserver and alarm device comprising:
- two parts,
- means for attaching one of said parts to a wearer,
- said one of said parts comprising a buoyancy and transmission device and the other of said parts comprising a receiver and alarm device.
- said one of said parts comprising an inflatable envelope of flexible gas tight material, a transmitter attached to said envelope, and a capsule containing a chemical which generates a non-toxic gas when dissolved in water,
- said capsule being positioned in said one of said parts to inflate said envelope when said gas is generated,
- port means in said one of said parts for connecting said capsule to water when said port means is immersed in the water,
- whereby when said envelope is inflated it triggers said transmitter which activates said receiver and alarm device.
4 more elements
Dependencies are inferred from the claim text.