Patent

Composite pane for a head-up display with an electrically conductive coating and an anti-reflective coating

SAINT-GOBAIN SEKURIT FRANCE

US 12,687,717 B2GrantedGranted Jul 21, 2026Filed Feb 4, 2019

A composite pane for a head-up display with an upper edge, a lower edge, and an HUD region, including an outer pane and an inner pane, which are joined to one another via a thermoplastic intermediate layer, and a transparent, electrically conductive coating on the surface of the inner pane facing the intermediate layer or within the intermediate layer, wherein the intermediate layer is formed by at least one ply of thermoplastic material, which is arranged between the electrically conductive coating and the outer pane, wherein the thickness of the ply of thermoplastic material is variable with a wedge angle over its vertical course between the lower edge and the upper edge at least in the HUD region, and wherein an anti-reflective coating is applied on the surface of the inner pane facing away from the intermediate layer.

Claims
19
1 independent claim
Filing to grant
7.5 years
Pendency
CPC classes
28
B32B · B60K · C03C

1ClaimsFirst of 19

  1. 1

    A composite pane for a head-up display (HUD) with an upper edge, a lower edge, and an HUD region, comprising an outer pane and an inner pane, which are joined to one another by a thermoplastic intermediate layer, and a transparent, electrically conductive coating on a surface of the inner pane facing the intermediate layer or within the intermediate layer, wherein the intermediate layer is formed by at least one ply of thermoplastic material, which is arranged between the electrically…

2Description

List of Reference Characters

(10) composite pane (1) outer pane (2) inner pane (3) thermoplastic intermediate layer (3a) ply of thermoplastic material of the intermediate layer (4) projector (5) viewer/vehicle driver (20) electrically conductive coating (21) electrically conductive layer (21.1), (21.2), (21.3), (21.4) 1., 2., 3., 4. electrically conductive layer (22) anti-reflective layer (22.1), (22.2), (22.3), (22.4)…

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