Patent · US Expired

Building panel with stone facing and glass fiber reinforced concrete

US4223502A · kind A · utility

16Cited by
10References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 8, 1978
Grant dateSep 23, 1980
Priority date
Expiry dateMar 8, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24149
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A panel adapted for mounting on a building, the panel being formed from a plurality of thin panels of a selected stone facing material, such as granite or marble, backed and interconnected by fiberglass-strengthened concrete underlaying the plurality of thin panels and covering and engaging anchor means mounted in the backs of the stone panels. The method of forming the building panel involves placing the granite or marble panels face down in a form, mounting anchor means in the backs thereof, and overlaying both the plurality of thin panels and the anchor means with a fiberglass-strengthened concrete mixture, and curing the mixture both within and without a support form.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.