Patent ID: 6422512
Filing Date: 2002-07-23
Classification: B64D

Abstract:
An inflatable restraint system for protecting an aircrew member during ejection from the aircraft, the system comprising:an aircrew member's seat mounted in an aircraft and adaptable to be ejected from the aircraft; a central L-shaped tubular member having the vertical arm of said â€œLâ€  extending from the ankles and in front of the legs to above the knees and the horizontal arm of said â€œLâ€  extending toward the chest of the aircrew member; at least one pair of tubular members extending from either side of said central tubular member and extending along said aircraft seat, said pair of tubular members in fluid communication with said central tubular member; a tubular manifold member secured to said vertical arm of said â€œLâ€  shaped central tubular member and positioned between the ankles and the knees of the aircrew member and between said central tubular member and said aircraft seat, said manifold member in fluid communication with said central tubular member and having an inflation inlet; a sheet member connected to said central tubular member and said pair of tubular members and operable to enclose the arms and the legs of the aircrew member prior to entering into the windblast during ejection; and a source of inflating fluid connected to said inflation inlet and operable upon command to inflate said tubular members and along with said sheet member for forming a shield around the aircrew member and said aircrew member's seat.