Patent ID: 9399593
Filing Date: 2016-07-26
CPC Classification: C03B

Claim Text:
1. A method of forming a glass article, comprising: forming a glass ribbon by drawing the glass ribbon from a draw housing in a downstream direction, the glass ribbon comprising a first edge and a second edge each extending in a drawing direction and connected by a central region, and a bead extending in the drawing direction and defined by the first edge and a bead edge between the first edge and a centerline of the ribbon; heating one or more portions of only the bead of the glass ribbon to form one or more compressive stress regions in the bead; and scoring the glass ribbon to form a score line extending in a direction from the first edge towards the second edge on which the glass ribbon is broken to form the glass article, wherein the bead is heated at a position upstream and spaced apart from the score line.