Patent · US Expired

Apparatus for manufacture of laminated glazing

US4247355A · kind A · utility

27Cited by

13References

3Claims

0Family size

Assignee

Saint-Gobain Industries · FR

Inventors

Hans-Georg Friedrich · Würselen, DE
Friedrich Halberschmidt · Herzogenrath, DE
Rudolf Pelzer · Herzogenrath, DE

Key dates

Filing date	Aug 4, 1978
Grant date	Jan 27, 1981
Priority date	—
Expiry date	Aug 4, 1998

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T156/1028
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

A plastic sheet is laminated to a glass sheet for the manufacture of laminated safety glass by means of an elastic membrane rigidly held at its periphery and subjected to increasing gas pressure, the membrane thereby pressing the plastic sheet against the glass sheet progressively from the center out toward the edges of the latter.

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