Window frame manufacture

Details Window frame manufacture Window frame manufacture

1977-05-06

1978-09-05

Ridgill, Jr., James L.

Static structures (e.g., buildings)

Frangible section or means

Removable corner or internal section

52122, 52308, 52397, 52730, E04C 210

Patent

active

041109422

ABSTRACT:
Different sections of frames for windows and the like are made from identical plastic resin tubular bodies which are extruded with a plurality of appendages and shapes each of which serves a specific function in accordance with the intended use thereof, and with the appendages inapplicable to that use being removed therefrom.

REFERENCES:
patent: 1608672 (1926-11-01), Rappaport
patent: 2024192 (1935-12-01), Verhagen
patent: 2575655 (1951-11-01), Clerk
patent: 2979788 (1961-04-01), Richardson
patent: 3012642 (1961-12-01), Emmerich
patent: 3158909 (1964-12-01), Downs
patent: 4006569 (1977-02-01), Kain

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