Inflatable life jacket

Claim 1

AN INFLATABLE LIFE JACKET TO BE WORN ABOUT THE BODY AND NECK OF A PERSON COMPRISING: (A) AN EXPANDABLE BLADDER HAVING PNEUMATICALLY CONNECTING TORSO LOBE PORTIONS TO BE POSITIONED ADJACENT TO AND IN VERTICAL ALIGNMENT WITH THE FRONTAL BODY PORTIONS OF THE WEARER AND COLLAR PORTIONS EXTENDING IN SUBSTANTIALLY THE HORIZONTAL PLANE AROUND THE NECK; (B) A WOVEN FABRIC BLADDER COVER ENCOMPASSING SAID BLADDER AND CONFORMING IN SHAPE THEREWITH, SAID FABRIC ENCOMPASSING SAID TORSO LOBE BLADDER PORTION BEING EXTENSIBLE TO EXPAND IN THE LATERAL DIRECTION WHILE HAVING LIMITED EXTENSIBILITY AND EXPANSION IN THE VERTICAL DIRECTION AND SAID FABRIC ENCOMPASSING SAID COLLAR BLADDER PORTION BEING EXTENSIBLE TO EXPAND IN THE VERTICAL DIRECTION WHILE HAVING LIMITED EXTENSIBILITY IN THE HORIZONTAL DIRECTION; (C) A GARMENT DESIGNED TO BE SECURED TO THE BODY OF THE USER OF SAID JACKET AND HAVING A CENTRAL SHEET PORTION WITH INTEGRAL FLAP PORTIONS EXTENDING THEREFROM, SAID CENTRAL SHEET PORTION HAVING PORTIONS OF SAID BLADDER COVER PERMANENTLY SECURED THERETO, SAID FLAP PORTIONS BEING DESIGNED TO FOLD OVER SAID CENTRAL PORTION AND PROVIDE AN OUTER PROTECTIVE COVER FOR SAID BLADDER COVER; (D) PRESSURE RELEASABLE FASTENING MEANS SECURED TO THE MARGINAL EDGES OF SAID FLAP PORTIONS AND TO RESPECTIVE MATING EDGES OF SAID CENTRAL PORTION, SAID FASTENING MEANS BEING EFFECTIVE TO FORM PRESSURE RELEASABLE SEAMS BETWEEN SAID FLAP PORTION EDGES AND SAID CENTRAL PORTION EDGES; (E) MEANS FOR INFLATING SAID BLADDER AND ESTABLISHING SAID PRESSURE WHEREBY TO RELEASE SAID SEAMS AND THEREBY RELEASE SAID LOBE AND COLLAR PORTIONS TO EXPAND IN PREDETERMINED DIRECTIONS TO THE LIMITS PERMITTED BY SAID BLADDER COVER FABRIC; AND (F) MEANS MOUNTED ON SAID GARMENT FOR SECURING SAID GARMENT TO SAID USER.