Composite panel for superelevated floors

Details Composite panel for superelevated floors Composite panel for superelevated floors

2005-06-28

2005-06-28

Thomas, Alexander S. (Department: 1772)

Stock material or miscellaneous articles

Structurally defined web or sheet

Including sheet or component perpendicular to plane of web...

C428S044000, C428S045000, C428S049000, C428S121000, C428S157000, C428S164000

Reexamination Certificate

active

06911248

ABSTRACT:
The invention relates to a composite panel for raised floors comprising a core bonded on its top to a tile of stony material and bonded on its bottom to a base of metallic material, wherein the stony material tile has a bottom surface comprising a peripheral portion and a central portion, and has a perimeter recess formed at the bottom surface, wherein the core is bonded to the stony material tile through the central portion of the bottom surface, and wherein the base of metallic material consists of a metallic sheet having upturned edges to form a tray that is bonded to the core, the end portions of the upturned edges being folded up to bond the stony material tile at the peripheral portion of its bottom surface and in the perimeter recess.

REFERENCES:
patent: 4447998 (1984-05-01), Griffin
patent: 4944130 (1990-07-01), Pallhorn
patent: 8106740.2 (1981-08-01), None
patent: WO-99/18305 (1999-04-01), None

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