Patent ID: 6536173
Filing Date: 2003-03-25
Classification: E04B

Abstract:
A suspended-ceiling-grid system comprising:a plurality of runners oriented perpendicular to one another and intersecting one another at intersections, each of said runners having a bottom member that will be visible to a room's occupant when the suspended ceiling grid system is installed, said bottom member being generally planar and having a first edge, a second edge and a width; a first covering comprising a web portion having a first edge, a second edge, a first end, a second end, a length L and a width, a flange having a first portion defined by a first length L1 and a second portion defined by a second length L2, said first portion of said flange connected to said first edge of said web portion, said second portion of said flange connected to said first portion of said flange, said second portion of said flange being generally parallel with said web portion and extending in the direction of said second edge of said web portion, said flange and said web portion cooperating to define a first channel, wherein the first channel is capable of receiving the first edge of a runner, the flange having a first notch defined therein at a location about one-quarter of the length L from the first end of the web portion and a second notch defined therein about one-quarter of the length L from the second end of the web portion, such that the first coverings do not abut at, or substantially near, the intersections after being installed; and a second covering having a length equal to either the length L of the web portion of the first covering less the width thereof or half the length of the web portion less the width thereof.