Patent ID: 6938791

Claim:
An apparatus, comprising: a front shell member having a top portion with a rear edge portion, a left side portion attached to said top portion, a right side portion attached to said top portion, and a front portion attached to said top portion, left side portion and right side portion, each of said left and right side portions of said front shell member has top, bottom, front and rear edge portions, said rear edge portion being greater in height than said front edge portion, said left and right side portions of said front shell member being tapered so that said top portion of said front shell member slants downward from rear to front; a transparent viewing window in said front shell member; an opaque rear shell member having a top portion with a front edge portion, a left side portion attached to said top portion, a right side portion attached to said top portion, and a rear portion attached to said top portion, left side portion and right side portion; an air inlet and an air outlet in said rear shell member; and a hinge connecting said front and rear shell members along said rear edge portion of said front shell member and said front edge portion of said rear shell member, said front shell member being movable between a closed position at which said front and rear shell members abut one another and an open position at which said left and right side portions of said front shell member are spaced from said left and right side portions of said rear shell members.