Patent ID: 7980558

Claim:
A vacuum control assembly for use in an image production device, the assembly comprising: a plenum; a perforated plate; a plurality of valve assemblies, each valve assembly having a rotating valve member and a vacuum passage passing through the valve member, and a chamber body having a plurality of chambers, the vacuum passage being capable of simultaneously fluidly connecting the plenum to all chambers of the plurality of chambers, the valve member being rotatable between a first position that fluidly connects the vacuum passage with at least one chamber of the plurality of chambers but not all chambers of the plurality of chambers to complete a fluid path between the plenum and the perforated plate, and a second position at which the vacuum passage connects the plenum with none of the plurality of chambers; and a controller that controls the plurality of valve assemblies to provide vacuum to a first predetermined portion of the perforated plate while also providing no vacuum to a second predetermined portion of the perforated plate.