Patent ID: 7465206

Claim:
A life saving apparatus comprising: an inflatable float body configured to surround the torso of a wearer under an inflated condition of the float body, the float body including a back side portion corresponding to the back side of the wearer's body, a right base portion and a left base portion extending forwardly from the back side portion on opposing sides of the wearer, a right arm portion extending forwardly from the right base portion and a left arm portion extending forwardly from the left base portion; an attaching body to be attached to the waist of the wearer; an extension member connecting the attaching body to the float body at a connecting position on the back side portion, the extension member having a predetermined length; and a plurality of connecting members connecting the attaching body to the float body at a plurality of connecting positions on the float body forward of the back side portion, the connecting members having a length shorter than the predetermined length of the extension belt, wherein the float body and the attaching body are connected at the connection position on the back side portion via the extension member to be spaced from each other by a distance corresponding to the length of the extension member and the float body and the attaching body are connected at the connection positions on the float body forward of the back side portion via the connecting members to be spaced from each other by a distance shorter than the length of the extension member, wherein the right arm portion and the left arm portion of the float body extend forward of the torso of the wearer and define a stomach side portion of the float body, the stomach side portion of the float body having a volume greater than the back side portion of the float body under the inflated condition of the float body, and wherein one of the right arm portion and the left arm portion of the float body has a volume greater than a volume of the other of the right arm portion and the left arm portion under the inflated condition of the float body.