Heatable glazing
AssigneeAgc Glass Europe
InventorsPavel Horak, Laurent Goutiere
Life of this patent
Estimating the term…
Abstract
A laminated glazing comprising an assembly including (i) at least a thermoplastic interlayer, (ii) a first busbar laid over the thermoplastic interlayer, (iii) at least one heating wire laid over the first busbar, (iv) a second busbar at least partly laid over the heating wire and at least partly laid over the first busbar, (v) where a solder layer suitable for melting in an autoclave covers at least part of a surface of the first busbar or the second busbar and is arranged to contact the heating wire, and (vi) where the assembly is laminated with at least a glass sheet.
Claims19
A laminated glazing comprising an assembly which comprises:
- at least a thermoplastic interlayer;
- a first busbar laid over the thermoplastic interlayer;
- at least one heating wire laid over the first busbar;
- and
- a second busbar at least partly laid over the heating wire and at least partly laid over the first busbar,
- wherein a solder layer suitable for melting in an autoclave covers at least part of a surface of the first busbar or the second busbar and is arranged to contact the heating wire,
- the assembly being laminated with at least a glass sheet, and
- wherein an adhesive layer is arranged between the first busbar and the second busbar on at least a part of a surface of the first busbar or the second busbar.
A process for manufacture of a glazing, comprising:
- providing a thermoplastic interlayer,
- laying a first busbar on the thermoplastic interlayer,
- laying at least one heating wire over the first busbar,
- laying a second busbar over the heating wire and the first busbar,
- wherein a solder layer suitable for melting in an autoclave covers at least part of a surface of the first busbar or/and the second busbar and is arranged to contact the heating wire, and
- wherein an adhesive layer is arranged between the first busbar and the second busbar on at least a part of a surface of the first busbar or the second busbar.
Dependencies are inferred from the claim text.