Sashes and matching frames for windows and glass doors

Details Sashes and matching frames for windows and glass doors Sashes and matching frames for windows and glass doors

1985-01-22

1987-02-03

Kannan, Philip C.

Movable or removable closures

Frame with closure feature

49DIG1, 523094, 523099, 52403, E06B 104

Patent

active

046400540

ABSTRACT:
Sashes and matching frames for windows and glazed doors, of which the shaped sections each consist of at least one inner hollow aluminum shaped section and one outer plastic casing are designed to substantially improve their thermal insulation.
The invention provides a two-part hollow aluminum shaped section, the partial shaped sections so formed being separated thermally from each other approximately in the central region of the shaped section and the thermal separation consisting of the plastic of the outer coverings of the two partial shaped sections.

REFERENCES:
patent: 3012642 (1961-12-01), Emmerich
patent: 4227346 (1980-10-01), Kubik
patent: 4314424 (1982-02-01), Gordon et al.
patent: 4524112 (1985-06-01), Willert

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