Improved supply air register construction

F - Mech Eng,Light,Heat,Weapons – 24 – F

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F24F 13/04 (2006.01) F24F 13/08 (2006.01)

Patent

CA 2199196

To reduce undesirable scrap wastage in fabrication thereof, the rectangular metal frame section of a supply air register is formed from four separate side and end stampings having generally U-shaped cross sections along their lengths, and overlapping corner sections joined at both inner and outer peripheral portions of the frame structure to provide it with enhanced strength and rigidity. Side portions of the side and end stampings form in the frame structure an integral rectangular base section in which the flow rate adjustment damper blade and directional adjustment vane portions of the register are directly mounted to avoid the necessity of a separate support frame structure for these portions of the overall supply air register assembly.

Afin de réduire les pertes et les déchets résultant de la fabrication d'une grille à registre, le cadre de métal rectangulaire de la grille est formé à partir de montants et de traverses en quatre sections distinctes ayant des coupes transversales généralement en forme de U dans le sens de la longueur. Les coins des sections sont superposés et reliés à la fois sur les surfaces périphériques internes et externes du cadre, ce qui le rend plus résistant et plus rigide. Des parois latérales des montants et des traverses forment une base rectangulaire intégrée au cadre. Cette base, sur laquelle sont directement montés la lame de régulation du débit d'air et les volets directeurs d'air du registre, élimine le besoin d'un cadre d'appui distinct pour l'installation de ces éléments de la grille à registre.

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