초록 ▼

A rectangular ceiling tile to be supported in an exposed type suspended grid system of perpendicularly crossing girders of inverted T-profile. The tile comprises a core of fiber material with two opposite first edges forming each a stepped groove, and two opposite second edges forming each a recess

A rectangular ceiling tile to be supported in an exposed type suspended grid system of perpendicularly crossing girders of inverted T-profile. The tile comprises a core of fiber material with two opposite first edges forming each a stepped groove, and two opposite second edges forming each a recess for receiving the girders therein. At least one metal or plastic element is inserted into the fiber material of the core in a transverse edge surface thereof and forms a protruding ridge extending transversely of the tile.

대표청구항 ▼

1. A rectangular ceiling tile to be supported in an exposed type suspended grid system of perpendicularly crossing girders of inverted T-profile, said tile comprisinga core of fiber material with two opposite first edges forming each a stepped groove having a deeper section and a shallower section,

1. A rectangular ceiling tile to be supported in an exposed type suspended grid system of perpendicularly crossing girders of inverted T-profile, said tile comprisinga core of fiber material with two opposite first edges forming each a stepped groove having a deeper section and a shallower section, and two opposite second edges forming each a recess, the tile forming a projecting circumferential rim on the lower face thereof along said first and second edges, and at least one U-shaped metal or plastic staple having limbs that are inserted into the fiber material of the core in a transverse edge surface thereof, and a web of the staple forming a protruding ridge extending transversely of the tile.