Ceiling system

Buckles – buttons – clasps – etc.

Patent

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Details

240106R, 52 28, 52306, 350276R, E04B 562

Patent

active

039964582

ABSTRACT:
A novel decorative ceiling comprising:
1. a grid of T-bar runners and cross members,
2. a flat horizontal rigid plastic sheet, preferably having a pattern of areas transmissive to light and areas opaque to light, the edges of which rest on said T-bars,
3. a source of illumination in the plenum above said grid,
4. adhesively joined to said sheet and extending downwardly from transmissive areas, a plurality of plastic cells having planar sides, said cells being open at their bottom ends, the planar sides of adjoining cells being spaced apart by a distance at least equal to the width of the horizontal portion of said T-bars.
Also, the subcombination, adapted to be supported at its edges by T-bars, comprising:
1. a flat horizontal rigid plastic sheet having a pattern of areas transmissive to light and areas opaque to light the edges of which rest on said T-bars,
2. adhesively joined to said sheet and extending downwardly from transmissive areas, a plurality of plastic cells having planar sides, said cells being open at their bottom ends, the planar sides of adjoining cells being spaced apart by a distance at least equal to the width of the horizontal portion of said T-bars.

REFERENCES:
patent: 142473 (1873-09-01), Hyatt
patent: 2218992 (1940-10-01), Munroe
patent: 2695430 (1954-11-01), Wakefield
patent: 2975853 (1957-03-01), Friend
patent: 3054223 (1962-09-01), O'Brien
patent: 3368070 (1968-02-01), Schwartz
patent: 3668381 (1972-06-01), Schwartz
patent: 3721818 (1973-03-01), Stahlhut
patent: 3760179 (1973-09-01), Addington

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