초록 ▼

A cutout is made on the front wall of a substantially straight portion of spacer frame channel, having an apex at the axis of bend of the channel for making a corner of the frame, the edges of the cutout being angled so that they close down to a slot of at least 4 degrees opening when the channel be

A cutout is made on the front wall of a substantially straight portion of spacer frame channel, having an apex at the axis of bend of the channel for making a corner of the frame, the edges of the cutout being angled so that they close down to a slot of at least 4 degrees opening when the channel bent on the axis to make the corner, sealant is applied on the front wall of the straight portion across the cutout before bending into a corner.

대표청구항 ▼

1. A spacer frame for separating window panes to form an insulated window, having a front first wall, a back second wall spaced from said first wall, said first wall comprising a corner of said frame, said spacer frame comprising:a slot through said first wall at said corner extending from the apex

1. A spacer frame for separating window panes to form an insulated window, having a front first wall, a back second wall spaced from said first wall, said first wall comprising a corner of said frame, said spacer frame comprising:a slot through said first wall at said corner extending from the apex of said corner toward the inside of said frame, first sealant on said first wall, extending into said slot, a third wall substantially normal to said first wall, extending in one piece from said first wall on first and second sides of said corner, a bend in said third wall forming said corner, second sealant on said third wall between said first wall and said second wall, extending through said slot in contact with said first sealant.