Patent ID: 8132370

Claim:
A window or door assembly comprising: a frame including a pair of vertically extending side jambs and a horizontally extending head jamb; an operator panel movable between an open position and a closed position, the operator panel defining a panel plane when in the closed position; and a threshold assembly having a substantially planar upper surface spaced from the head jamb and positionable atop a lower portion of an installation opening, the operator panel positioned on the threshold assembly, the threshold assembly including, an interior sill portion, and an exterior sill portion including a drain chamber and a reservoir chamber, the reservoir chamber positioned at least partially below the lower portion of the installation opening and located below a bottom of the drain chamber and to the exterior of the panel plane and located below an adjacent exterior surface, when installed, the reservoir chamber configured to receive water entering the threshold assembly between an exterior surface of the operator panel and the threshold assembly, the exterior sill portion including a resilient gasket extending upward from the exterior sill portion and engaged with the operator panel, wherein the interior sill portion of the threshold assembly is positioned entirely below the gasket and the operator panel.