Thermally efficient window frame
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United States of America Patent
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Feb 16, 2021
Grant Date -
Mar 7, 2019
app pub date -
Jan 26, 2018
filing date -
Sep 5, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
A spacer frame for use in fabricating a window and a method of fabrication thereof is disclosed. The spacer frame for separating first and second glass lites from each other in window. The spacer frame includes a frame forming a multi-sided form comprising a first outwardly facing surface for supporting a first glass lite that is contiguous with a first intermediate wall portion and a second outwardly facing surface for supporting a second glass lite that is contiguous with a second intermediate wall portion. The first and second intermediate wall portions comprise a first material and are linked to each other and spaced from each other by a thermal interruption strip. The first and second intermediate wall portions and the thermal interruption strip comprise an intermediate wall that bridges the first and second outwardly facing surfaces. The spacer frame further includes a film overlaying the intermediate wall portion.
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