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US 9,435,117 B2Granted
Floor slab and floor comprising such a slab
AssigneesGrands Magasins de la Samaritaine Maison Ernest Cognacq, Luxinov
InventorDenis Zago
Life of this patent
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Abstract
A slab comprising: a top traffic plate designed to form a floor element allowing the circulation of persons and to allow light to pass through; a translucent bottom plate forming a thermal barrier; an intumescent layer designed to increase in volume from a predefined temperature, arranged between the top and bottom plates, and to allow light to pass through; and an expansion space between the top and bottom plates, the expansion space being designed to allow expansion of the intumescent layer.
Claims12
A slab comprising:
- a top traffic plate designed to form a floor element allowing the circulation of persons, the top plate being designed to allow light to pass through;
- a translucent bottom plate forming a thermal barrier;
- an intumescent layer designed to increase in volume from a predefined temperature, arranged between the top and bottom plates, the intumescent layer being designed to allow light to pass through;
- and
- an empty expansion space between the top and bottom plates, wherein the expansion space is devoid of intumescent material and is designed to all the expansion of the intumescent layer into the expansion space.
2 more elements
Dependencies are inferred from the claim text.