US Patent 8181423 Beam
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Patent abstract
A hollow flange channel beam has a planar web with a pair of narrow rectangular cross-section flanges extending along opposite sides of said web and extending perpendicular to a face of said web in the same direction. The section capacity is optimized when Wf=(0.3)Db, Wf=(3.0)Df and WF=(30)t.
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Patent Inventor Names
Alexander Noller0
Keiji Yokoyama0
Ross Ian Dempsey0
Ross John Bartlett0
Russell Lambert Watkins0
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US Patent 08181423 Beam US Patent 8181423 Beam
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Patent Number
081814230
Patent Number
81814230
Edits on 23 Sep, 2022
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Is a
Patent Jurisdiction
Patent Number
081814230
Date of Patent
May 22, 2012
0Patent Application Number
130487060
Date Filed
March 15, 2011
0Patent Primary Examiner
0
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US Patent 08181423 Beam
Infobox
Is a
Patent jurisdiction
Patent number
08181423
Date of patent
May 22, 2012
Patent application number
13048706
Date Filed
March 15, 2011
Patent primary examiner
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