Window frame structure

Details Window frame structure Window frame structure

1978-02-01

1979-03-13

Perham, Alfred C.

Static structures (e.g., buildings)

With adjunctive means for assembly or disassembly

Structure includes tool or opening to provide access for a...

52398, 52656, 52788, 5230913, 403231, E04B 166, E06B 104

Patent

active

041434935

ABSTRACT:
An improved window structure is provided which has an external and internal frame surrounding a plural glazed sealed element. The internal frame has abutting joints. The junction between the abutting frame members is accomplished by a screw engaging a tongue. The tongue is capable of movement to compensate for temperature variations or relative movement between frame members.

REFERENCES:
patent: 2169713 (1939-08-01), Stroud
patent: 3082490 (1963-03-01), Loucks
patent: 3324599 (1967-06-01), Brost
patent: 3340665 (1967-09-01), Kohl
patent: 3410040 (1968-11-01), Biro et al.
patent: 3411247 (1968-11-01), Fleming
patent: 3881290 (1975-05-01), Bouchey

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