Patent ID: 7128629

Claim:
An automatic inflatable personal flotation device for use in a body of water, comprising: a handle having a first end and a second end, said handle configured to insulate a handle chamber in said handle; a cylinder disposed in said handle chamber, said cylinder enclosing a pressurized gas therein, said cylinder having a seal at a first end of said cylinder, said seal configured to be pierceable or frangible; an inflator assembly at said second end of said handle, said inflator assembly having a flooding chamber, one or more flooding openings connected to said flooding chamber and an operable mechanism disposed in said flooding chamber, said flooding openings configured to allow water from said body of water to enter said flooding chamber so as to cause said operable mechanism to operatively contact said seal to release said pressurized gas from said cylinder; and a flotation bladder pneumatically connected to said inflator assembly, said flotation bladder configured to be filled by said pressurized gas when released from said cylinder by said cylinder.