Patent ID: 8572920

Claim:
A drop ceiling system comprising: a suspended support system of inverted T-shaped support members interconnected to define enclosed openings therebetween, each support member having horizontal shoulders, and a plurality of panels supported on said support members, each panel of said plurality of panels positioned in one of said openings, each panel of said plurality of panels having a flat, substantially horizontal base, a peripheral side wall, horizontal flanges and vertical flanges along said side wall, and a plurality of semi-rigid resilient clips connected to said vertical flanges, said plurality of clips including fingers yieldingly engaging said shoulders on opposite sides of each panel of said plurality of panels to establish a reactionary force on each panel of said plurality of panels which is transferred by said plurality of clips to said vertical flanges of the said plurality of panels, wherein said plurality of panels are quadrangular and said plurality of clips are generally L-shaped so as to be positioned in the corners of said plurality of panels, wherein said plurality of clips include two legs which, are perpendicular to each other with one leg being to a first, vertical flange along one side of said plurality of panels and the other leg extending along a second vertical flange adjacent and perpendicular to said first vertical flange, said other leg having said finger as an element thereof with said other leg being resilient to resist inward movement of said finger relative to the second vertical flange.