Patent ID: 6210763
Filing Date: 2001-04-03
Classification: E06B,Y02A,Y02B

Abstract:
A double-glazing comprising a pair of glass sheets;a plurality of spacers disposed between opposed sheet faces of the glass sheets by a predetermined pitch; anda sealing member interposed between the glass sheets along the entire peripheries thereof, with a space between the glass sheets being sealed in a vacuum condition;wherein each said spacer maintains a predetermined distance between the glass sheets when subjected to a static normal external pressure normally applied thereto in the direction of sheet thickness and relieves stress through elastic deformation thereof when subjected to an impact dynamically applied in the sheet thickness direction in a locally concentrated manner to the glass sheets;said spacers having a diameter ranging between 0.30 and 1.00 mm, a disposing pitch of 10 to 25 mm and a normal-temperature strength of 4.5 to 9.5 kg/mm.sup.2.