E - Fixed Constructions – 04 – C
Patent
E - Fixed Constructions
04
C
E04C 2/30 (2006.01) E04B 9/22 (2006.01) E04B 9/28 (2006.01)
Patent
CA 2279150
A ceiling panel that conceals the grid in a suspended ceiling, having opposed active edges with profiles different from one another, and opposed passive edges. Kerfs at different levels in the active edges, along with a registration step in one active edge, permit the panel to be inserted, or removed, by successive hinge actions. When installed, the panel is locked to the ceiling with no visual indications on how the panel can be removed.
Armstrong World Industries Inc.
Shapiro Cohen
LandOfFree
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