Patent ID: 6345477
Filing Date: 2002-02-12
Classification: E06B

Abstract:
A door sill assembly having an adjustable threshold, the door sill assembly comprising:an elongated metal frame member for installation upon a floor surface below a door, the metal frame member having an outwardly extending downwardly sloped sill portion, a vertically extending rib portion, and a shelf portion located below and inboard of the vertically extending rib portion and the sloped sill portion; a threshold rail assembly including an elongated rigid rail and at least two spaced apart adjustable feet cooperating with the rail and the shelf portion of the frame member for varying the height of the rigid rail relative to the frame member; and a plastic threshold cap sized to fit over and be supported upon the threshold rail, the threshold cap having an upper surface, a pair of downwardly extending spaced apart ribs sized to securely fit over the vertical rib portion of the frame member to enable vertical adjustment of the threshold cap and the threshold rail in response to positioning of the adjustable feet, the cooperation of the spaced apart downwardly extending ribs of the threshold cap and the vertical rib portion of the frame member for maintaining the upper surface of the threshold cap in a stable orientation in proper spaced relation to the adjacent door.