US 12,234,636 B2
Light steel framing plenum
Michael R. Strickland, Richmond Hill (CA)
Assigned to UnitiWall Corporation, Mississauga (CA)
Filed by UnitiWall Corporation, Mississauga (CA)
Filed on Aug. 26, 2022, as Appl. No. 17/896,795.
Application 17/896,795 is a continuation in part of application No. 16/820,400, filed on Mar. 16, 2020, granted, now 11,428,002.
Claims priority of provisional application 62/819,278, filed on Mar. 15, 2019.
Prior Publication US 2022/0412075 A1, Dec. 29, 2022
Int. Cl. E04B 1/74 (2006.01); E04B 1/76 (2006.01); E04B 1/24 (2006.01)
CPC E04B 1/76 (2013.01) [E04B 2001/2415 (2013.01); E04B 2001/2418 (2013.01)] 1 Claim
OG exemplary drawing
 
1. A light steel framing plenum comprising:
a horizontal plenum member having a pair of horizontal plenum flanges and horizontal plenum web, the horizontal plenum flanges having dimpled screw holes formed therein;
a vertical plenum member being attached to the horizontal plenum member, the vertical plenum member having a pair of vertical plenum flanges and a vertical plenum web therebetween, the vertical plenum flanges each having a step formed therein for receiving the horizontal plenum flanges from the attached horizontal plenum member; and
a plurality of screws attaching the horizontal plenum member to the vertical plenum member,
whereby the light steel framing plenum provides a generally flat surface for attachment thereto, and
wherein the vertical plenum member further includes a pair of vertical web lips extending inwardly from the vertical web at each end thereof and wherein each horizontal web includes at least one dimpled screw hole formed therein and further including screws for attaching the pair of vertical web lips of the vertical plenum member to the horizontal web.