Patent ID: 7493727

Claim:
An extendable and retractable enclosure for a structure having a wall having an aperture having a perimeter, a frame disposed around the perimeter of the aperture, the frame having a bottom portion, an inside top portion, an outside top portion, and a downwardly projecting lip horizontally disposed along the outside top portion, said enclosure comprising: a top, a bottom, a front having a bottom portion, a rear, a first side and an opposite second side; a first swing arm having a top end and an opposite bottom end; a second swing arm having a top end and an opposite bottom end, said second swing arm spaced apart from said first swing arm; said top ends of said first and second swing arms pivotally connectable to the inside top portion of the frame; said bottom ends of said first and second swing arms pivotally connectable to said bottom portion of said front; wherein said swing arms movably support said enclosure, and allow said enclosure to be selectively moved to one of (1) an extended position wherein said enclosure protrudes outwardly from the wall, and (2) a retracted position wherein said enclosure protrudes inwardly from the wall; a top member connecting said top end of said first swing arm to said top end of said second swing arm; a bottom member connecting said bottom end of said first swing arm to said bottom end of said second swing arm; a first elongated hinge connectable between the inside top portion of the frame and said top member; and, a second elongated hinge connectable between said bottom member and said bottom portion of said front.