Abstract: An inline for an inflatable assembly may comprise a first end defining a primary gas inlet and a second end defining a primary gas outlet. An internal surface may define a flow path extending from the primary gas inlet to the primary gas outlet. An orifice may be located between the first end and the second end. The orifice may be defined, at least partially, by a radial wall extending from the internal surface to the external surface. The orifice may be configured to entrain ambient air with a primary gas flowing from the primary gas inlet to the primary gas outlet.

Abstract: An inflatable slide for use in an emergency evacuation system of an aircraft includes a main body having a top surface and a bottom surface and that is configured to inflate in response to receiving a flow of fluid. The inflatable slide further includes a first lanyard coupled to the main body. The inflatable slide further includes an airfoil coupled to the first lanyard and configured to exert a force on the main body in a downward direction corresponding to a direction of gravity in response to receiving a wind flow.

Abstract: An evacuation assembly may comprise an evacuation slide and a first yoke coupled to the evacuation slide. The first yoke may comprise a first strap and a second strap. The first strap may be longer than the second strap. The evacuation assembly may optionally include a second yoke coupled to the evacuation slide. A first strap of the second yoke may be longer than a second strap of the second yoke.

Abstract: A support arrangement for an inflatable evacuation system may comprise an inflatable member configured to be elongated and stiffened in a longitudinal direction in response to being in an inflated condition, a protrusion extending orthogonal to a surface of the inflatable member, a tensile member attached at least two locations to the inflatable member on opposing sides of the protrusion and being slidably engagable over the protrusion so as to maintain about equal tension in the tensile member on opposing sides of the protrusion, and a sleeve attached to the protrusion configured to maintain the tensile member laterally relative to the protrusion even as the tensile member is able to slide longitudinally.

Abstract: Systems and methods are disclosed herein for an inflation pouch. The inflation pouch may include a border on a first end and a nozzle on a second end, wherein the border defines an interior volume of the inflation pouch, and the interior volume is in fluid communication with the nozzle. The border further comprises a zipping fastener or a hook and loop fastener. The nozzle may couple with an inflation valve of an inflatable structure. The interior volume of the inflation pouch is in fluid communication with an interior volume of the inflatable structure.

Abstract: An inflatable head restraint system for a parachute assembly may comprise an inflatable volume configured to inflate in response to a deployment of the parachute assembly. The inflatable volume may be located between a left shoulder riser and a right shoulder riser of the parachute assembly. A conduit may be fluidly coupled to the inflatable volume.

Abstract: An inflatable evacuation slide is provided. The slide may comprise a slide surface with a tubular member coupled to the slide surface. The tubular member may comprise a translucent material defining a chamber internal to the tubular member. A light source may be directed into the chamber and configured to illuminate the tubular member from within the chamber.

Abstract: A method for deploying an inflatable slide includes increasing pressure within the inflatable slide, increasing a load in a force releasing member and a dampener, both of which are attached to the inflatable slide, in response to the increasing pressure within the evacuation slide, the load being increased at a slower rate than would occur if the dampener were not present, separating the force releasing member, and inflating the inflatable slide.

Abstract: An evacuation assembly may comprise an evacuation slide and a first yoke coupled to the evacuation slide. The first yoke may comprise a first strap and a second strap. The first strap may be longer than the second strap. The evacuation assembly may optionally include a second yoke coupled to the evacuation slide. A first strap of the second yoke may be longer than a second strap of the second yoke.

Abstract: The inflatable component includes, according to various embodiments, a first inflatable bladder defining a first fluid chamber and a second inflatable bladder defining a second fluid chamber. The second inflatable bladder may circumscribe the first inflatable bladder such that the first inflatable bladder is disposed in the second fluid chamber. The inflatable component also includes, according to various embodiments, an inlet valve coupled to the first inflatable bladder and the second inflatable bladder, wherein the inlet valve is configured to deliver fluid to the first fluid chamber. In various embodiments, the inflatable component also includes a pressure relief valve coupled to the first inflatable bladder, wherein fluid communication between the first fluid chamber and the second fluid chamber is via the pressure relief valve.

Abstract: An inline for an inflatable assembly may comprise a first end defining a primary gas inlet and a second end defining a primary gas outlet. An internal surface may define a flow path extending from the primary gas inlet to the primary gas outlet. An orifice may be located between the first end and the second end. The orifice may be defined, at least partially, by a radial wall extending from the internal surface to the external surface. The orifice may be configured to entrain ambient air with a primary gas flowing from the primary gas inlet to the primary gas outlet.

Abstract: A releasable restraint for an inflatable slide is disclosed, in accordance with various embodiments. The releasable restraint may comprise a first mating portion having a receptacle. The releasable restraint may comprise a second mating portion having a protrusion. The protrusion may be configured to fit within the receptacle. An adjustment fastener may be coupled to the receptacle and configured to adjust a coupling strength of the releasable restraint.

Abstract: A softcover for an evacuation system may comprise a fabric panel. The fabric panel may define a plurality of apertures located proximate a first end of the first fabric panel. A plurality of straps may extend from a second end of the fabric panel. The straps may be configured to secure the fabric panel to a housing configured to receive an inflatable slide.

Abstract: A ballast bag includes a top portion, a center portion coupled to the top portion, a bottom portion coupled to the center portion, and a spring coupled to the top portion and the bottom portion and encapsulated by the center portion, the spring being capable of expanding the ballast bag from a compact state to an erect state, the ballast bag being capable of retaining water in the erect state.

Abstract: A restraint arrangement for an inflatable slide may comprise a force releasing member attached to the inflatable slide at at least two locations, and a dampener in operable communication with the force releasing member such that a rate of force applied to the force releasing member is reduced compared to if the dampener was not present.

Abstract: The evacuation assembly may include an evacuation slide having a head portion, a toe portion, a longitudinal axis, a top surface, and a bottom surface. In various embodiments, the longitudinal axis extends centrally along a length of the evacuation slide from the head portion to the toe portion. In various embodiments, a top perimetrical length of the top surface of the toe portion of the evacuation slide in a width direction that is perpendicular to the longitudinal axis is less than a bottom perimetrical length of the bottom surface of the toe portion of the evacuation slide in the width direction.

Abstract: A releasable restraint for an inflatable slide is disclosed, in accordance with various embodiments. The releasable restraint may comprise a first mating portion having a receptacle. The releasable restraint may comprise a second mating portion having a protrusion. The protrusion may be configured to fit within the receptacle. An adjustment fastener may be coupled to the receptacle and configured to adjust a coupling strength of the releasable restraint.

Abstract: A ballast bag includes a top portion, a center portion coupled to the top portion, a bottom portion coupled to the center portion, and a spring coupled to the top portion and the bottom portion and encapsulated by the center portion, the spring being capable of expanding the ballast bag from a compact state to an erect state, the ballast bag being capable of retaining water in the erect state.

Abstract: An evacuation slide may comprise a first sill height compensating feature coupled to an upper main support tube and a second sill height compensating feature coupled to the upper main support tube, wherein the first sill height compensating feature and the second sill height compensating feature extend longitudinally past the sliding surface of the evacuation slide in response to the evacuation slide being deployed. The first sill height compensating feature and the second sill height compensating feature may be configured to increase a vertical distance between the upper main support tube and an exit surface in response to a sill height of the evacuation slide increasing.

Abstract: A restraint arrangement for an evacuation system may comprise a first strap configured to be disposed along a length of the evacuation system, and a second strap configured to be disposed along the length of the evacuation system, wherein the first strap is coupled to the second strap, the first strap is coupled to the evacuation system via a first plurality of attachment members along the length of the evacuation system, the second strap is coupled to the evacuation system via a second plurality of attachment members along the length of the evacuation system, and the first strap is configured to separate from the second strap in response to a predetermined load.