Double-glazed window structure

Static structures (e.g. – buildings) – Frangible section or means

Patent

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Details

52202, E04B 326

Patent

active

042703220

ABSTRACT:
A structure for constructing a double-glazed window by attaching an add-on outer window frame to the exterior surface of an existing window opening having a ready-built inner window frame is provided, in which an intermediate frame is connected to the inboard periphery of the outer window frame to enter the window opening closely reaching the outboard periphery of the ready-built inner window frame and a gap between the intermediate frame and the ready-built inner window frame is filled by a sealing material to form a joint.

REFERENCES:
patent: 1636593 (1927-07-01), Dennis
patent: 2859493 (1958-11-01), Matschke
patent: 2916112 (1959-12-01), Kiehl
patent: 3024503 (1962-03-01), Zoellner
patent: 3436884 (1969-04-01), Bell
patent: 3971178 (1976-07-01), Mazzoni
patent: 3984955 (1976-10-01), Yamamoto
patent: 4098027 (1978-07-01), Crance

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