E - Fixed Constructions – 04 – B
Patent
E - Fixed Constructions
04
B
20/25
E04B 2/00 (2006.01) E04B 2/78 (2006.01) E04C 3/09 (2006.01) E04B 2/74 (2006.01)
Patent
CA 1121963
METAL STUD ABSTRACT OF THE DISCLOSURE A metal stud, intended for use where the flanges on one side will be left exposed, having such exposed side flanges formed with an overlapped sheet metal portion, including an under flange and an over flange which are spaced apart to allow a cooling air flow therebetween, wherein the under flange includes means for providing a cooling flow of air or gases at the interface of the under flange and an adjacent gypsum board, which may be a rib in the under flange or a plurality of spaced apart holes in the under flange.
353651
Dawdy Jack A.
Mapes Carl R.
Rutkowski Edward J.
Wing Steven D.
National Gypsum Company
Osler Hoskin & Harcourt Llp
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