Frame for doors, windows and the like

Details Frame for doors, windows and the like Frame for doors, windows and the like

1977-03-07

1978-12-26

Bell, J. Karl

Static structures (e.g., buildings)

Openwork; e.g., truss, trellis, grille, screen, frame, or...

Outside corner or peripherally bordered

49505, 49DIG2, 5230916, E04C 222

Patent

active

041309766

ABSTRACT:
The present invention relates to a frame for doors, windows and the like. The frame is provided with a foamed synthetic resin hollow profile having a densified outer skin. Further provided is a hollow metal profile within the foamed synthetic resin profile and lying against the corner surface of the resin profile.

REFERENCES:
patent: 3149187 (1964-09-01), Wood
patent: 3855028 (1974-12-01), Larson
patent: 3863277 (1975-02-01), Harrison
patent: 3872199 (1975-03-01), Ottinger
patent: 3964231 (1976-06-01), Budich et al.

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