Composite metal and plastic frame structure for windows and door

Static structures (e.g. – buildings) – With synthetic resinous component – With nonresinous component

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Details

52727, 49504, 49DIG1, E04C 100, E04C 330, E06B 104

Patent

active

049932047

ABSTRACT:
Windows, doors and the like are constructed from a composite frame structure combining both metal and plastic components. The frame structure includes a rigid, integral self-supporting metal frame enclosed by a similar rigid, integral self-supporting plastic frame. The resulting windows and doors have enhanced esthetic appeal while, at the same time, providing a weatherproof structure of enhanced strength.

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