Patent ID: 6818108
Filing Date: 2004-11-16
Classification: C23C,H01L

Abstract:
A vacuum chamber for transporting at least one workpiece, comprisingat least two openings defining respective opening areas for one of treating and of handling said at least one workpiece thereat; and a transport device operatively arranged relative to the at least two openings and including at least one linear driver, a drive shaft rotatable around a rotational axis of said drive shaft, and at least two conveyors for transporting at least one workpiece each operatively, said at least one linear driver being operationally independent to linearly move respective ones of said at least two conveyors relative to said drive shaft and with a drive component in a radial direction relative to the axis, and an obstructing member for closing said openings when one of said at least two conveyors is positioned adjacent to said openings by rotating said transport device and is moved by said at least one linear driver towards said opening, said member being operationally coupled to said one conveyor.