Fire escape ladder with integral air cushion
OwnerAnthony E. Williams, Sr., Alonda O. Williamsinventors
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Abstract
A portable fire escape ladder with an inflatable air cushion is provided. The ladder has an upper window sill engaging portion, and a plurality of frame members interconnected with rungs. The air bag is inflated by propellant from a trigger operable propellant source, for decelerating a person prior to alighting on the ground.
Claims9
A safety escape ladder for permitting persons to escape from burning buildings and the like to the ground comprising a ladder having an upper window sill engaging portion, a plurality of frame members interconnected with rungs and a lower second end portion, an inflatable support means for maintaining said lower second end portion adjacent the ground;
- a propellant source member disposed to said inflatable support means, said propellant source connected to a trigger, said propellant source operable of producing a flow of gas to said inflatable support means to accelerate inflation of said inflatable support means;
- an outlet located at an outlet point along said ladder, said outlet disposed to said inflatable support means, for directing a flow of said propellant to said inflatable support member for decelerating a person prior to alighting on the ground,
- said support means and said ladder being integrally connected, and
- said trigger attached to said upper window sill engaging portion for permitting said propellant to be propelled into said inflatable support means.
Dependencies are inferred from the claim text.