Air bar assembly for web handling apparatus

An air bar assembly for web handling apparatus comprising an air supply header having an elongated discharge opening along one side thereof, said header also having an air supply inlet end, said header decreasing in cross-sectional area along its length and in a direction away from said air supply inlet end, guide track means on said header and arranged along opposite sides of said opening, an air bar including an air discharge nozzle arranged longitudinally thereof, said air bar having means for being slideably engaged in said header track means whereby said air bar can be slideably removed in a longitudinal direction from said header, and an air distribution plate slideably mounted in said header guide track means and through which air from said header passes into said air bar.

An air bar assembly for web handling apparatus comprising an air supply header having an elongated discharge opening along one side thereof, guide track means on said header and arranged along opposite sides of said opening, an air bar including an air discharge nozzle arranged longitudinally thereof, said air bar having means for being slideably engaged in said header track means whereby said air bar can be slideably removed in a longitudinal direction from said header, said air bar comprising a pair of opposite sides each having an outwardly extending ridge formed along its longitudinal length and a generally U-shaped channel member having opposite and outwardly extending flanges, said opposite flanges being engageable in the respective opposite outwardly extending ridges and secured therein, said side walls and said channel defining said air discharge nozzle, and an air distribution plate also slideably mounted in said header guide track means and through which air from said header passes into said air bar.