Static structures (e.g. – buildings) – Composite prefabricated panel including adjunctive means – Sandwich or hollow with sheet-like facing members
Patent
1994-10-20
1997-07-08
Friedman, Carl D.
Static structures (e.g., buildings)
Composite prefabricated panel including adjunctive means
Sandwich or hollow with sheet-like facing members
5278611, 527411, E04C 254
Patent
active
056448945
ABSTRACT:
A multi-sheet glazing unit has a pair of outer sheets spaced from one another and secured to a spacer frame. The spacer frame has a generally U-shaped cross section and raised portions on its base to define a recess. Peripheral and marginal edge portions of an intermediate sheet are positioned in the recess and held in position by the recess spaced from the outer sheets. A method of forming the unit is also disclosed.
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Friedman Carl D.
Lepiane Donald C.
McTigue Aimee E.
PPG Industries Inc.
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