Patent ID: 8245976

Claim:
A door assembly, comprising: a first door acting as an inlet and having a first door cowl being pivotable about a first pivot axis; a second door acting as an outlet and having a second door cowl being of a smaller size than the first door cowl and being contained within boundaries of the first door cowl and forming at least a portion of the first door cowl, the second door cowl being pivotable about a second pivot axis, the second pivot axis being pivotable about the first pivot axis; and at least one actuator coupled to the first and second doors; wherein: each one of the first and second doors is pivotable between open and closed positions and defining an opening when moved to the open position; the second door being pivotable into the open position when the first door is in the closed position; the openings of the first and second doors facing in opposite directions; the actuator being operative to pivotably move at least one of the first and second doors between the open and closed positions.