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US 5,689,922 AGranted
Structural framing system
AssigneeDietrich Industries, Inc.
InventorLarry Randall Daudet
Life of this patent
Estimating the term…
Abstract
Cold formed, light-gauge metal structural framing for building construction, including a one-piece jamb member, a one-piece load-bearing header member connected to said jamb member, and a one-piece upper channel member connected to at least one of said jamb member and said header member and spanning a juncture of said jamb and header members. The framing may also include an expandable, cold formed, light-gauge metal window frame subassembly.
Claims7
Load-bearing metal framing for building construction, said framing comprising:
- an upwardly-extending one-piece jamb member;
- a downwardly-open one-piece header member having a header web portion and a pair of walls along opposite side edges of said web portion, said pair of walls extending substantially perpendicular from said web portion a first distance to define an opening therebetween for receiving an end of said upwardly extending one-piece jamb member therein such that said header member transfers at least a portion of a load received on said header member to said jamb member, each said wall member of said header member being fixedly attached to said jamb member;
- and
- a downwardly-open one-piece upper channel member fixedly connected to at least one of said jamb member and said header member and spanning a juncture of said jamb and header members, said upper channel member having a web portion and a pair of flanges along opposite side edges of said web portion, said pair of flanges extending substantially perpendicular from said web portion a second distance that is shorter than said first distance, wherein said web portion of said header member is in abutting contact with said web portion of said upper channel member and said flanges are in abutting contact with said corresponding walls of said header member to provide lateral support thereto.
1 more element
Dependencies are inferred from the claim text.