主权项 |
1. A carrier, comprising:
an exterior layer and an interior layer, the edges of the exterior layer and the interior layer welded together to form first and second edge seams and at least two inflatable air chambers that at least partially surround a compartment, the air chambers capable of inflation and deflation by means of at least a first valve penetrating a valve end of the compartment, the valve end comprising a fold in the exterior and interior layers that is substantially perpendicular to the first and second edge seams, the compartment able to contain at least one object, the compartment having an insertion end disposed opposite the valve end, the insertion end capable of opening to allow insertion of an object into the compartment, the insertion end having a seal that may be rolled to form a leak-resistant closure that isolates an object within the compartment from the external environment, the seal comprising a first portion and a second portion of the interior layer welded together at at least a first edge and a second edge, the first and second edges disposed on opposite sides of the first and second portions of the interior layer to form an opening in the insertion end between the compartment and the external environment, the seal further comprising a stiffener. |