Glazing pane with reduced light transmittance and method of manufacturing same

US5324568A · kind A · utility

Assignee

• St. Gobrain, Vitrage · FR

Inventors

• Max Coninx · Herzogenrath, DE
• Dieter Hahn · Memmelsdorf, DE
• Winfried Stolzenberg · Cologne, DE

Key dates

• Filing date: Sep 2, 1992
• Grant date: Jun 28, 1994
• Expiry date: Sep 2, 2012

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/24802
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A roof window pane for automobiles possesses, on the face towards the passenger compartment, a grating-type pattern of a material which impedes the passage of radiation, especially a baking finish. The grating-type pattern consists of superimposed gratings and has a moire structure.