Air conditioning terminal

Claim 1

A ceiling air terminal for use in an air conditioning and distribution system for discharging conditioned air into a space served by said terminal comprising: A. means defining a primary chamber adapted for connection to a source of conditioned air; B. at least one downwardly extending wall associated with said primary chamber to define a first portion of an air passage; C. diffuser means held in spaced-apart relation from said downwardly extending wall to define therebetween an air discharge slot for the passage of conditioned air from said terminal into said space; and D. a spacer member disposed in a fixed position between opposed surfaces of said diffuser means and said downwardly extending wall, said spacer member being in substantially intimate contact with said opposed surfaces of said diffuser means and said downwardly extending wall, said spacer member comprising an arcuate portion defining the upper surface thereof, and wall means extending downwardly from said arcuate portion, said wall means substantially converging at the lower ends thereof, said spacer member maintaining a predetermined distance between said diffuser means and said downwardly extending wall to maintain the width of said air slot uniformly constant at a predetermined dimension.