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US 4,626,221 AGranted
Selfinflating life preserver
OwnerAjello Roccoinventor
Life of this patent
Estimating the term…
Abstract
A life preserver of the invention comprises a belt having an inside longitudinal pocket containing a double humped bladder, the bladder being inflatable by an automatic inflating device. The belt is provided with fastening portions allowing its extension when the bladder is inflated.
Claims10
A life preserver comprising:
- a belt having a front side and a rear side, each side having upper, lower and side edges, the sides being fixed together near the lower edges thereof to define a pocket therebetween which is open at the upper edges, the belt further comprising a buckle at its side edge to permit fastening thereof;
- a bladder member located in the pocket and comprising a pair of humped portions;
- inflating means for inflating the bladder member, the bladder member being substantially contained in the pocket when in a deflated condition and extending from the pocket when inflated so as to support a wearer thereof;
- and
- fastening means for maintaining the belt in a shortened position when the bladder is deflated, the inflation of the bladder causing the fastening means to unfasten to extend the length of the belt.
2 more elements
A life preserver comprising:
- a belt having front and rear sides fixed together near lower edges thereof to define a pocket therebetween, the pocket having an open upper end, the belt further comprising a buckle to permit fastening thereof around the waist of a wearer;
- a bladder member located in the pocket and comprising a pair of humped portions;
- inflating means for inflating the bladder member, the bladder member being substantially contained in the pocket when in a deflated condition and extending from the pocket when inflated so as to support the wearer;
- and
- fastening means for maintaining the belt in a shortened position when the bladder is deflated so that the belt is securely located around the waist of the wearer, the inflation of the bladder causing the fastening means to unfasten to extend the length of the belt thereby permitting the belt to rise to a position around the chest and under the armpits of the wearer, the humped portions projecting from the pocket to support the chin and nape of the neck of the wearer.
2 more elements
Dependencies are inferred from the claim text.