Back to results
US 4,053,677 AGranted
Light concrete monolithic slab
OwnerManuel J. Coraoinventor
Life of this patent
Estimating the term…
Abstract
A monolithic slab manufactured from light, generally foamy concrete between two layers of reinforced concrete, having smooth, or alternatively corrugated, exterior surfaces, to suit the particular utilization requirements thereof.
Claims7
A building slab comprising:
- a first layer of solid, lightweight, foamed concrete, said first layer having first and second surfaces;
- a second layer of regular weight concrete coextensive with said first surface, disposed on said first surface, and having a thickness substantially less than said first layer;
- metal reinforcing members embedded in said second layer;
- a third layer of regular weight concrete coextensive with said second surface, disposed on said second surface, and having a thickness substantially less than said first layer;
- and
- an adhesive film composed of a mixture of granite, cement, and glass fibers interspersed between said first and second layers and between said first and third layers.
3 more elements
Dependencies are inferred from the claim text.