Double-glazing unit
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United States of America Patent
Stats
-
Apr 3, 2001
Grant Date -
N/A
app pub date -
May 4, 1999
filing date -
Sep 4, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a double glazing including a pair of glass sheets 1, a plurality of spacers 2 disposed between opposed sheet faces of the glass sheets 1 by a predetermined pitch, and a sealing member 4 interposed between the glass sheets 1 along the entire peripheries thereof, with a space V between the glass sheets being sealed in a vacuum condition, each spacer 2 is formed so as to maintain 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 also to relieve stress through plastic deformation when subjected to an impact dynamically applied in the sheet thickness direction.
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