Patent ID: 6468610
Filing Date: 2002-10-22
Classification: E06B,Y02A,Y02B

Abstract:
A glass panel comprisinga plurality spacers interposed between a pair of plate glasses, an outer peripheral closing portion provided between outer peripheries of said pair of plate glasses and a sucking portion provided in one plate glass of said pair of plate glasses for vacuum-closing a void portion between said pair of plate glasses; wherein said sucking portion is constructed with a sucking mouth provided in said one plate glass, a closing plate disposed to cover the sucking mouth and to lie along a plane of said one plate glass, a ring-shaped metal plate interposed between said one plate glass and said closing plate, and a bonding portion for integrating said closing plate with said one plate glass to cover said sucking mouth; and said bonding portion is constructed with a low melting point glass sintered layer integrally interposed between a surface of said plate glass on an edge of said sucking mouth and said ring-shaped metal plate, and with a solder layer integrally interposed between said ring-shaped metal plate and said closing plate.